From a030a9cd291e5d17d09a8d1921ae5a9c9c01c2dd Mon Sep 17 00:00:00 2001
From: Valentin Wüstholz <wuestholz@gmail.com>
Date: Mon, 20 Jul 2015 07:12:43 +0200
Subject: Added more tests.

---
 Test/snapshots/Snapshots38.v0.bpl      | 13 ++++++++
 Test/snapshots/Snapshots38.v1.bpl      | 14 ++++++++
 Test/snapshots/Snapshots38.v2.bpl      | 14 ++++++++
 Test/snapshots/Snapshots39.v0.bpl      | 13 ++++++++
 Test/snapshots/Snapshots39.v1.bpl      | 14 ++++++++
 Test/snapshots/Snapshots39.v2.bpl      | 14 ++++++++
 Test/snapshots/runtest.snapshot        |  2 +-
 Test/snapshots/runtest.snapshot.expect | 60 ++++++++++++++++++++++++++++++++++
 8 files changed, 143 insertions(+), 1 deletion(-)
 create mode 100644 Test/snapshots/Snapshots38.v0.bpl
 create mode 100644 Test/snapshots/Snapshots38.v1.bpl
 create mode 100644 Test/snapshots/Snapshots38.v2.bpl
 create mode 100644 Test/snapshots/Snapshots39.v0.bpl
 create mode 100644 Test/snapshots/Snapshots39.v1.bpl
 create mode 100644 Test/snapshots/Snapshots39.v2.bpl

diff --git a/Test/snapshots/Snapshots38.v0.bpl b/Test/snapshots/Snapshots38.v0.bpl
new file mode 100644
index 00000000..496a75a9
--- /dev/null
+++ b/Test/snapshots/Snapshots38.v0.bpl
@@ -0,0 +1,13 @@
+procedure {:checksum "-1"} Callee();
+
+implementation {:id "Callee"} {:checksum "0"} Callee()
+{
+    var r: int;
+
+    call r := Sum(42);
+    assert r != 0;
+}
+
+procedure {:checksum "1"} Sum(n: int) returns (r: int);
+  requires 0 <= n;
+  ensures n != 0 ==> 1 <= r;
diff --git a/Test/snapshots/Snapshots38.v1.bpl b/Test/snapshots/Snapshots38.v1.bpl
new file mode 100644
index 00000000..062b22ea
--- /dev/null
+++ b/Test/snapshots/Snapshots38.v1.bpl
@@ -0,0 +1,14 @@
+procedure {:checksum "-1"} Callee();
+
+implementation {:id "Callee"} {:checksum "2"} Callee()
+{
+    var r: int;
+
+    call r := Sum(42);
+    assert r != 0;
+    assert 42 <= r;
+}
+
+procedure {:checksum "1"} Sum(n: int) returns (r: int);
+  requires 0 <= n;
+  ensures n != 0 ==> 1 <= r;
diff --git a/Test/snapshots/Snapshots38.v2.bpl b/Test/snapshots/Snapshots38.v2.bpl
new file mode 100644
index 00000000..5c4b69d6
--- /dev/null
+++ b/Test/snapshots/Snapshots38.v2.bpl
@@ -0,0 +1,14 @@
+procedure {:checksum "-1"} Callee();
+
+implementation {:id "Callee"} {:checksum "2"} Callee()
+{
+    var r: int;
+
+    call r := Sum(42);
+    assert r != 0;
+    assert 42 <= r;
+}
+
+procedure {:checksum "3"} Sum(n: int) returns (r: int);
+  requires 0 <= n;
+  ensures n != 0 ==> n <= r;
diff --git a/Test/snapshots/Snapshots39.v0.bpl b/Test/snapshots/Snapshots39.v0.bpl
new file mode 100644
index 00000000..083d497e
--- /dev/null
+++ b/Test/snapshots/Snapshots39.v0.bpl
@@ -0,0 +1,13 @@
+procedure {:checksum "-1"} Callee();
+
+implementation {:id "Callee"} {:checksum "0"} Callee()
+{
+    var r: int;
+
+    call r := Sum(42);
+    assert r != 0;
+}
+
+procedure {:checksum "1"} Sum(n: int) returns (r: int);
+  requires 0 <= n;
+  ensures n <= r;
diff --git a/Test/snapshots/Snapshots39.v1.bpl b/Test/snapshots/Snapshots39.v1.bpl
new file mode 100644
index 00000000..09850bfc
--- /dev/null
+++ b/Test/snapshots/Snapshots39.v1.bpl
@@ -0,0 +1,14 @@
+procedure {:checksum "-1"} Callee();
+
+implementation {:id "Callee"} {:checksum "2"} Callee()
+{
+    var r: int;
+
+    call r := Sum(42);
+    assert r != 0;
+    assert r == (42 * 43) div 2;
+}
+
+procedure {:checksum "1"} Sum(n: int) returns (r: int);
+  requires 0 <= n;
+  ensures n <= r;
diff --git a/Test/snapshots/Snapshots39.v2.bpl b/Test/snapshots/Snapshots39.v2.bpl
new file mode 100644
index 00000000..4bdc4b6e
--- /dev/null
+++ b/Test/snapshots/Snapshots39.v2.bpl
@@ -0,0 +1,14 @@
+procedure {:checksum "-1"} Callee();
+
+implementation {:id "Callee"} {:checksum "2"} Callee()
+{
+    var r: int;
+
+    call r := Sum(42);
+    assert r != 0;
+    assert r == (42 * 43) div 2;
+}
+
+procedure {:checksum "3"} Sum(n: int) returns (r: int);
+  requires 0 <= n;
+  ensures r == (n * (n + 1)) div 2;
diff --git a/Test/snapshots/runtest.snapshot b/Test/snapshots/runtest.snapshot
index d4e18910..4baa5edb 100644
--- a/Test/snapshots/runtest.snapshot
+++ b/Test/snapshots/runtest.snapshot
@@ -1,2 +1,2 @@
-// RUN: %boogie -errorTrace:0 -traceCaching:1 -verifySnapshots:2 -verifySeparately -noinfer Snapshots0.bpl Snapshots1.bpl Snapshots2.bpl Snapshots3.bpl Snapshots4.bpl Snapshots5.bpl Snapshots6.bpl Snapshots7.bpl Snapshots8.bpl Snapshots9.bpl Snapshots10.bpl Snapshots11.bpl Snapshots12.bpl Snapshots13.bpl Snapshots14.bpl Snapshots15.bpl Snapshots16.bpl Snapshots17.bpl Snapshots18.bpl Snapshots19.bpl Snapshots20.bpl Snapshots21.bpl Snapshots22.bpl Snapshots23.bpl Snapshots24.bpl Snapshots25.bpl Snapshots26.bpl Snapshots27.bpl Snapshots28.bpl Snapshots30.bpl Snapshots31.bpl Snapshots32.bpl Snapshots33.bpl Snapshots34.bpl Snapshots35.bpl Snapshots36.bpl Snapshots37.bpl > "%t"
+// RUN: %boogie -errorTrace:0 -traceCaching:1 -verifySnapshots:2 -verifySeparately -noinfer Snapshots0.bpl Snapshots1.bpl Snapshots2.bpl Snapshots3.bpl Snapshots4.bpl Snapshots5.bpl Snapshots6.bpl Snapshots7.bpl Snapshots8.bpl Snapshots9.bpl Snapshots10.bpl Snapshots11.bpl Snapshots12.bpl Snapshots13.bpl Snapshots14.bpl Snapshots15.bpl Snapshots16.bpl Snapshots17.bpl Snapshots18.bpl Snapshots19.bpl Snapshots20.bpl Snapshots21.bpl Snapshots22.bpl Snapshots23.bpl Snapshots24.bpl Snapshots25.bpl Snapshots26.bpl Snapshots27.bpl Snapshots28.bpl Snapshots30.bpl Snapshots31.bpl Snapshots32.bpl Snapshots33.bpl Snapshots34.bpl Snapshots35.bpl Snapshots36.bpl Snapshots37.bpl Snapshots38.bpl Snapshots39.bpl > "%t"
 // RUN: %diff "%s.expect" "%t"
diff --git a/Test/snapshots/runtest.snapshot.expect b/Test/snapshots/runtest.snapshot.expect
index 4ef6bd20..b3c08d3b 100644
--- a/Test/snapshots/runtest.snapshot.expect
+++ b/Test/snapshots/runtest.snapshot.expect
@@ -666,3 +666,63 @@ Processing command (at Snapshots37.v1.bpl(8,5)) assert l[0];
 Snapshots37.v1.bpl(8,5): Error BP5001: This assertion might not hold.
 
 Boogie program verifier finished with 0 verified, 1 error
+Processing command (at Snapshots38.v0.bpl(7,5)) assert 0 <= call0formal#AT#n;
+  >>> DoNothingToAssert
+Processing command (at Snapshots38.v0.bpl(8,5)) assert r != 0;
+  >>> DoNothingToAssert
+
+Boogie program verifier finished with 1 verified, 0 errors
+Processing command (at Snapshots38.v1.bpl(7,5)) assert 0 <= call0formal#AT#n;
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots38.v1.bpl(8,5)) assert r != 0;
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots38.v1.bpl(9,5)) assert 42 <= r;
+  >>> DoNothingToAssert
+Snapshots38.v1.bpl(9,5): Error BP5001: This assertion might not hold.
+
+Boogie program verifier finished with 0 verified, 1 error
+Processing call to procedure Sum in implementation Callee (at Snapshots38.v2.bpl(7,5)):
+  >>> added axiom: (forall call0formal#AT#n: int :: {:weight 30} { ##extracted_function##1(call0formal#AT#n) } ##extracted_function##1(call0formal#AT#n) == (0 <= call0formal#AT#n))
+  >>> added axiom: (forall call0formal#AT#n: int, call1formal#AT#r: int :: {:weight 30} { ##extracted_function##2(call0formal#AT#n, call1formal#AT#r) } ##extracted_function##2(call0formal#AT#n, call1formal#AT#r) == (call0formal#AT#n != 0 ==> 1 <= call1formal#AT#r))
+  >>> added before precondition check: assume {:precondition_previous_snapshot} ##extracted_function##1(call0formal#AT#n);
+  >>> added after: a##cached##0 := a##cached##0 && ##extracted_function##2(call0formal#AT#n, call1formal#AT#r);
+Processing command (at Snapshots38.v2.bpl(7,5)) assume {:precondition_previous_snapshot} ##extracted_function##1(call0formal#AT#n);
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots38.v2.bpl(7,5)) assert 0 <= call0formal#AT#n;
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots38.v2.bpl(8,5)) assert r != 0;
+  >>> MarkAsPartiallyVerified
+Processing command (at Snapshots38.v2.bpl(9,5)) assert 42 <= r;
+  >>> DoNothingToAssert
+
+Boogie program verifier finished with 1 verified, 0 errors
+Processing command (at Snapshots39.v0.bpl(7,5)) assert 0 <= call0formal#AT#n;
+  >>> DoNothingToAssert
+Processing command (at Snapshots39.v0.bpl(8,5)) assert r != 0;
+  >>> DoNothingToAssert
+
+Boogie program verifier finished with 1 verified, 0 errors
+Processing command (at Snapshots39.v1.bpl(7,5)) assert 0 <= call0formal#AT#n;
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots39.v1.bpl(8,5)) assert r != 0;
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots39.v1.bpl(9,5)) assert r == 42 * 43 div 2;
+  >>> DoNothingToAssert
+Snapshots39.v1.bpl(9,5): Error BP5001: This assertion might not hold.
+
+Boogie program verifier finished with 0 verified, 1 error
+Processing call to procedure Sum in implementation Callee (at Snapshots39.v2.bpl(7,5)):
+  >>> added axiom: (forall call0formal#AT#n: int :: {:weight 30} { ##extracted_function##1(call0formal#AT#n) } ##extracted_function##1(call0formal#AT#n) == (0 <= call0formal#AT#n))
+  >>> added axiom: (forall call0formal#AT#n: int, call1formal#AT#r: int :: {:weight 30} { ##extracted_function##2(call0formal#AT#n, call1formal#AT#r) } ##extracted_function##2(call0formal#AT#n, call1formal#AT#r) == (call0formal#AT#n <= call1formal#AT#r))
+  >>> added before precondition check: assume {:precondition_previous_snapshot} ##extracted_function##1(call0formal#AT#n);
+  >>> added after: a##cached##0 := a##cached##0 && ##extracted_function##2(call0formal#AT#n, call1formal#AT#r);
+Processing command (at Snapshots39.v2.bpl(7,5)) assume {:precondition_previous_snapshot} ##extracted_function##1(call0formal#AT#n);
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots39.v2.bpl(7,5)) assert 0 <= call0formal#AT#n;
+  >>> MarkAsFullyVerified
+Processing command (at Snapshots39.v2.bpl(8,5)) assert r != 0;
+  >>> MarkAsPartiallyVerified
+Processing command (at Snapshots39.v2.bpl(9,5)) assert r == 42 * 43 div 2;
+  >>> DoNothingToAssert
+
+Boogie program verifier finished with 1 verified, 0 errors
-- 
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