java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test05.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:26:59,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:26:59,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:26:59,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:26:59,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:26:59,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:26:59,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:26:59,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:26:59,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:26:59,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:26:59,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:26:59,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:26:59,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:26:59,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:26:59,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:26:59,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:26:59,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:26:59,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:26:59,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:26:59,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:26:59,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:26:59,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:26:59,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:26:59,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:26:59,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 03:26:59,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:26:59,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:26:59,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:26:59,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 03:26:59,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:26:59,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:26:59,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:26:59,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:26:59,150 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:26:59,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:26:59,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:26:59,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:26:59,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:26:59,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:26:59,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:26:59,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:26:59,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:26:59,152 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:26:59,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:26:59,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:26:59,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:26:59,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:26:59,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:26:59,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:26:59,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:26:59,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:26:59,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:26:59,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:26:59,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:26:59,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:26:59,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:26:59,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:26:59,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:26:59,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:26:59,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:26:59,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:26:59,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:26:59,202 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:26:59,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test05.c [2019-08-31 03:26:59,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f0b05eb9/fbb536946a9d4539b75522d7d3b3ab28/FLAGb074b63d2 [2019-08-31 03:26:59,764 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:26:59,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test05.c [2019-08-31 03:26:59,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f0b05eb9/fbb536946a9d4539b75522d7d3b3ab28/FLAGb074b63d2 [2019-08-31 03:27:00,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f0b05eb9/fbb536946a9d4539b75522d7d3b3ab28 [2019-08-31 03:27:00,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:27:00,105 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:27:00,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:27:00,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:27:00,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:27:00,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40db37d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00, skipping insertion in model container [2019-08-31 03:27:00,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,125 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:27:00,144 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:27:00,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:27:00,334 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:27:00,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:27:00,366 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:27:00,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00 WrapperNode [2019-08-31 03:27:00,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:27:00,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:27:00,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:27:00,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:27:00,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:27:00,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:27:00,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:27:00,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:27:00,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:27:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:27:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:27:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-31 03:27:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-31 03:27:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:27:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:27:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-31 03:27:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:27:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:27:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:27:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-31 03:27:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:27:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 03:27:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:27:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:27:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:27:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:27:00,929 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:27:00,929 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 03:27:00,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:27:00 BoogieIcfgContainer [2019-08-31 03:27:00,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:27:00,931 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:27:00,931 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:27:00,931 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:27:00,933 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:27:00" (1/1) ... [2019-08-31 03:27:00,969 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:27:00,969 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:27:00,977 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:27:00,986 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:27:00,988 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:27:01,096 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:27:01,097 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:01,120 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:01,121 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:27:01,122 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:27:01,139 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:27:01,178 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|, |v_#memory_$Pointer$.base_20|, |v_#memory_$Pointer$.offset_20|, |v_#memory_int_21|], 4=[|v_#memory_int_20|]} [2019-08-31 03:27:01,205 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:27:02,743 WARN L188 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 139 DAG size of output: 136 [2019-08-31 03:27:02,744 INFO L567 ElimStorePlain]: treesize reduction 9, result has 97.9 percent of original size [2019-08-31 03:27:02,777 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:27:03,580 WARN L188 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-08-31 03:27:03,580 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:03,601 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:04,204 WARN L188 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-31 03:27:04,205 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:04,220 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:04,647 WARN L188 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-08-31 03:27:04,647 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:04,664 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:27:05,082 WARN L188 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-08-31 03:27:05,083 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:05,101 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:27:05,629 WARN L188 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-08-31 03:27:05,630 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:05,632 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-08-31 03:27:05,634 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:382, output treesize:507 [2019-08-31 03:27:05,668 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_1|], 36=[|v_old(#valid)_BEFORE_CALL_1|]} [2019-08-31 03:27:05,711 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:05,720 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:05,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:05,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:05,759 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:05,768 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:05,772 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-31 03:27:05,773 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:06,343 WARN L188 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-08-31 03:27:06,344 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:06,658 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2019-08-31 03:27:06,659 INFO L341 Elim1Store]: treesize reduction 93, result has 40.8 percent of original size [2019-08-31 03:27:06,661 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 65 treesize of output 113 [2019-08-31 03:27:06,664 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:07,684 WARN L188 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2019-08-31 03:27:07,685 INFO L567 ElimStorePlain]: treesize reduction 16, result has 96.8 percent of original size [2019-08-31 03:27:07,748 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 22 [2019-08-31 03:27:07,749 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:08,246 WARN L188 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2019-08-31 03:27:08,247 INFO L567 ElimStorePlain]: treesize reduction 4, result has 99.0 percent of original size [2019-08-31 03:27:08,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:08,307 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 29 [2019-08-31 03:27:08,308 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:08,643 WARN L188 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2019-08-31 03:27:08,644 INFO L567 ElimStorePlain]: treesize reduction 4, result has 98.6 percent of original size [2019-08-31 03:27:08,662 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:08,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:08,682 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 22 [2019-08-31 03:27:08,682 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:08,815 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-31 03:27:08,816 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:08,821 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:27:08,821 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 11 variables, input treesize:510, output treesize:185 [2019-08-31 03:27:08,838 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_23|], 2=[|v_#memory_int_6|], 4=[|v_#memory_$Pointer$.offset_22|, |v_#memory_$Pointer$.base_22|]} [2019-08-31 03:27:08,845 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 03:27:08,846 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:08,896 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:08,903 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 03:27:08,904 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:08,935 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:09,000 INFO L341 Elim1Store]: treesize reduction 70, result has 30.7 percent of original size [2019-08-31 03:27:09,001 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 34 [2019-08-31 03:27:09,003 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,044 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:09,115 INFO L341 Elim1Store]: treesize reduction 70, result has 30.7 percent of original size [2019-08-31 03:27:09,116 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 34 [2019-08-31 03:27:09,117 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,156 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:09,157 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,157 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:131, output treesize:80 [2019-08-31 03:27:09,167 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:27:09,168 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:27:09,168 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:27:09,223 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,231 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,245 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,254 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,268 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,283 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,293 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:09,304 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:10,636 WARN L188 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2019-08-31 03:27:10,637 INFO L567 ElimStorePlain]: treesize reduction 1484, result has 36.5 percent of original size [2019-08-31 03:27:10,647 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:10,655 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:10,682 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:11,186 WARN L188 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-08-31 03:27:11,186 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:11,187 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-31 03:27:11,187 INFO L221 ElimStorePlain]: Needed 12 recursive calls to eliminate 4 variables, input treesize:3352, output treesize:471 [2019-08-31 03:27:11,190 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:27:11,222 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_1, |v_#memory_int_24|, v_prenex_2, v_prenex_3, v_prenex_4, v_prenex_5, v_prenex_6], 6=[|v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_23|]} [2019-08-31 03:27:11,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:11,256 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 184 [2019-08-31 03:27:11,258 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:11,986 WARN L188 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-08-31 03:27:11,987 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:12,051 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:12,052 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 208 treesize of output 255 [2019-08-31 03:27:12,054 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:13,455 WARN L188 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 147 DAG size of output: 143 [2019-08-31 03:27:13,456 INFO L567 ElimStorePlain]: treesize reduction 32, result has 94.9 percent of original size [2019-08-31 03:27:13,476 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:13,493 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 180 [2019-08-31 03:27:13,496 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:14,082 WARN L188 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-08-31 03:27:14,083 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:14,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:14,104 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 161 [2019-08-31 03:27:14,105 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:14,649 WARN L188 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-08-31 03:27:14,650 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:14,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:14,673 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 180 [2019-08-31 03:27:14,675 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:15,146 WARN L188 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-31 03:27:15,147 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:15,180 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:15,190 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 176 [2019-08-31 03:27:15,192 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:15,653 WARN L188 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-08-31 03:27:15,654 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:15,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:15,683 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 161 [2019-08-31 03:27:15,685 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:16,099 WARN L188 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-08-31 03:27:16,099 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:16,111 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:16,113 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:16,115 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:16,121 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 203 [2019-08-31 03:27:16,122 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:16,492 WARN L188 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-08-31 03:27:16,493 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:16,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:16,506 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:16,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:16,513 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 205 treesize of output 188 [2019-08-31 03:27:16,514 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:16,865 WARN L188 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-31 03:27:16,866 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:16,866 INFO L496 ElimStorePlain]: Start of recursive call 1: 9 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-08-31 03:27:16,867 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:597, output treesize:507 [2019-08-31 03:27:16,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:27:16,885 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 03:27:16,886 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 03:27:16,888 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 48#(and (<= |main_~#p2~0.offset| 0) (<= |main_~#b~0.offset| 0) (<= 0 |main_~#p2~0.offset|) (<= |#NULL.base| 0) (<= 0 |main_~#a~0.offset|) (<= 0 |#NULL.base|) (<= |main_~#a~0.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0)) (<= 0 |main_~#b~0.offset|) (<= 0 |main_~#p1~0.offset|) (<= |main_~#p1~0.offset| 0) (or (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.base|) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 (select (select |#memory_int| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.offset|) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (<= |#NULL.base| 0) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (<= |#NULL.base| 0) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#a~0.base|) (= |main_~#a~0.offset| (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|))) (= 0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)))) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.base|) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (= 0 (select (select |#memory_int| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.offset|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (<= |#NULL.base| 0) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))))) [2019-08-31 03:27:16,903 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 03:27:16,903 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 03:27:16,905 INFO L168 Benchmark]: Toolchain (without parser) took 16800.74 ms. Allocated memory was 141.0 MB in the beginning and 320.3 MB in the end (delta: 179.3 MB). Free memory was 88.0 MB in the beginning and 175.0 MB in the end (delta: -87.0 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:16,906 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:27:16,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.62 ms. Allocated memory is still 141.0 MB. Free memory was 87.8 MB in the beginning and 77.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:16,907 INFO L168 Benchmark]: Boogie Preprocessor took 129.96 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 77.9 MB in the beginning and 178.8 MB in the end (delta: -100.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:16,908 INFO L168 Benchmark]: RCFGBuilder took 432.36 ms. Allocated memory is still 201.3 MB. Free memory was 178.8 MB in the beginning and 160.1 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:16,909 INFO L168 Benchmark]: Sifa took 15972.39 ms. Allocated memory was 201.3 MB in the beginning and 320.3 MB in the end (delta: 119.0 MB). Free memory was 160.1 MB in the beginning and 175.0 MB in the end (delta: -14.9 MB). Peak memory consumption was 104.1 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:16,913 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 258.62 ms. Allocated memory is still 141.0 MB. Free memory was 87.8 MB in the beginning and 77.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.96 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 77.9 MB in the beginning and 178.8 MB in the end (delta: -100.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 432.36 ms. Allocated memory is still 201.3 MB. Free memory was 178.8 MB in the beginning and 160.1 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Sifa took 15972.39 ms. Allocated memory was 201.3 MB in the beginning and 320.3 MB in the end (delta: 119.0 MB). Free memory was 160.1 MB in the beginning and 175.0 MB in the end (delta: -14.9 MB). Peak memory consumption was 104.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 15.9s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 19 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 15 TOOLS_POST_APPLICATIONS, 10.6s TOOLS_POST_TIME, 4 TOOLS_POST_CALL_APPLICATIONS, 3.2s TOOLS_POST_CALL_TIME, 3 TOOLS_POST_RETURN_APPLICATIONS, 2.0s TOOLS_POST_RETURN_TIME, 15.8s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 19 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 6 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 2 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 3 CALL_SUMMARIZER_APPLICATIONS, 3 CALL_SUMMARIZER_CACHE_MISSES, 0.5s CALL_SUMMARIZER_OVERALL_TIME, 0.5s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 55 DAG_COMPRESSION_PROCESSED_NODES, 33 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 48#(and (<= |main_~#p2~0.offset| 0) (<= |main_~#b~0.offset| 0) (<= 0 |main_~#p2~0.offset|) (<= |#NULL.base| 0) (<= 0 |main_~#a~0.offset|) (<= 0 |#NULL.base|) (<= |main_~#a~0.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0)) (<= 0 |main_~#b~0.offset|) (<= 0 |main_~#p1~0.offset|) (<= |main_~#p1~0.offset| 0) (or (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.base|) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 (select (select |#memory_int| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.offset|) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (<= |#NULL.base| 0) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (<= |#NULL.base| 0) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#a~0.base|) (= |main_~#a~0.offset| (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|))) (= 0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)))) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.base|) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (= 0 (select (select |#memory_int| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.offset|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (<= |#NULL.base| 0) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...