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/mutex_lock_int.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:52:53,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:52:53,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:52:53,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:52:53,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:52:53,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:52:53,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:52:53,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:52:53,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:52:53,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:52:53,902 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:52:53,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:52:53,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:52:53,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:52:53,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:52:53,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:52:53,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:52:53,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:52:53,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:52:53,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:52:53,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:52:53,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:52:53,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:52:53,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:52:53,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:52:53,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:52:53,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:52:53,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:52:53,928 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 [2019-08-18 06:52:53,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:52:53,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:52:53,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:52:53,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:52:53,947 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:52:53,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:52:53,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:52:53,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:52:53,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:52:53,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:52:53,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:52:53,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:52:53,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:52:53,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:52:53,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:52:53,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:52:53,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:52:53,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:52:53,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:52:53,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:52:53,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:52:53,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:52:53,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:52:53,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:52:53,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:52:53,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:52:53,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:52:53,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:52:53,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:52:53,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:52:54,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:52:54,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:52:54,017 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:52:54,018 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:52:54,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/mutex_lock_int.c_1.i [2019-08-18 06:52:54,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44265cd30/361073176f454294b1c99b377512c936/FLAGecda0d8c5 [2019-08-18 06:52:54,519 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:52:54,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/mutex_lock_int.c_1.i [2019-08-18 06:52:54,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44265cd30/361073176f454294b1c99b377512c936/FLAGecda0d8c5 [2019-08-18 06:52:54,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44265cd30/361073176f454294b1c99b377512c936 [2019-08-18 06:52:54,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:52:54,949 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:52:54,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:52:54,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:52:54,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:52:54,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:52:54" (1/1) ... [2019-08-18 06:52:54,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c83cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:54, skipping insertion in model container [2019-08-18 06:52:54,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:52:54" (1/1) ... [2019-08-18 06:52:54,965 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:52:54,982 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:52:55,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:52:55,142 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:52:55,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:52:55,169 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:52:55,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55 WrapperNode [2019-08-18 06:52:55,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:52:55,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:52:55,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:52:55,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:52:55,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:52:55,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:52:55,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:52:55,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:52:55,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:52:55" (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 [2019-08-18 06:52:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:52:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:52:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure err [2019-08-18 06:52:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-08-18 06:52:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-08-18 06:52:55,348 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:52:55,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:52:55,348 INFO L130 BoogieDeclarations]: Found specification of procedure err [2019-08-18 06:52:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-08-18 06:52:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:52:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:52:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-08-18 06:52:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:52:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:52:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:52:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:52:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:52:55,621 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:52:55,621 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 06:52:55,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:52:55 BoogieIcfgContainer [2019-08-18 06:52:55,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:52:55,623 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:52:55,623 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:52:55,623 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:52:55,624 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:52:55" (1/1) ... [2019-08-18 06:52:55,639 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:52:55,641 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:52:55,648 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:52:55,655 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:52:55,657 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:52:55,741 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 [2019-08-18 06:52:55,742 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:55,764 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:55,765 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:55,765 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:52:55,777 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-18 06:52:55,815 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 0 case distinctions, treesize of input 20 treesize of output 12 [2019-08-18 06:52:55,816 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:55,830 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:55,831 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:55,831 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:14 [2019-08-18 06:52:55,845 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_1|], 3=[|v_old(#valid)_BEFORE_CALL_1|]} [2019-08-18 06:52:55,865 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2019-08-18 06:52:55,865 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:55,913 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:55,923 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2019-08-18 06:52:55,924 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:55,994 INFO L567 ElimStorePlain]: treesize reduction 4, result has 90.5 percent of original size [2019-08-18 06:52:55,995 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:55,996 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:38 [2019-08-18 06:52:56,020 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_2|], 3=[|v_old(#valid)_BEFORE_CALL_2|]} [2019-08-18 06:52:56,032 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2019-08-18 06:52:56,032 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:56,076 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:56,092 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2019-08-18 06:52:56,094 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:56,152 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-18 06:52:56,169 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 [2019-08-18 06:52:56,170 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 06:52:56,202 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:52:56,203 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:52:56,203 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:53, output treesize:38 [2019-08-18 06:52:56,206 INFO L185 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 27 [2019-08-18 06:52:56,221 INFO L185 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 27 [2019-08-18 06:52:56,247 INFO L185 IcfgInterpreter]: Interpreting procedure err with input of size 25 [2019-08-18 06:52:56,248 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:52:56,249 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:52:56,253 INFO L179 IcfgInterpreter]: Location errErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 37#(exists ((v_mutex_lock_~a.base_BEFORE_CALL_1 Int)) (and (< v_mutex_lock_~a.base_BEFORE_CALL_1 |#StackHeapBarrier|) (= (select (select |#memory_int| v_mutex_lock_~a.base_BEFORE_CALL_1) 0) 1) (= (select |#length| v_mutex_lock_~a.base_BEFORE_CALL_1) 4) (= 0 |#NULL.base|) (= 0 (select |#valid| 0)) (= (select (select |#memory_int| v_mutex_lock_~a.base_BEFORE_CALL_1) 0) 0) (= 1 (select |#valid| v_mutex_lock_~a.base_BEFORE_CALL_1)) (= |#NULL.offset| 0))) [2019-08-18 06:52:56,263 INFO L88 terpretationObserver]: ✔ All locations of interest are guaranteed to be unreachable. [2019-08-18 06:52:56,263 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:52:56,266 INFO L168 Benchmark]: Toolchain (without parser) took 1316.69 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 120.5 MB in the end (delta: -33.1 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:56,269 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:52:56,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 220.40 ms. Allocated memory is still 132.6 MB. Free memory was 87.2 MB in the beginning and 77.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:56,273 INFO L168 Benchmark]: Boogie Preprocessor took 116.43 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 176.3 MB in the end (delta: -98.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:56,275 INFO L168 Benchmark]: RCFGBuilder took 335.36 ms. Allocated memory is still 199.8 MB. Free memory was 176.3 MB in the beginning and 163.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:56,275 INFO L168 Benchmark]: Symbolic Interpretation took 641.00 ms. Allocated memory is still 199.8 MB. Free memory was 163.3 MB in the beginning and 120.5 MB in the end (delta: 42.8 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. [2019-08-18 06:52:56,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 14]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 132.6 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 220.40 ms. Allocated memory is still 132.6 MB. Free memory was 87.2 MB in the beginning and 77.7 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.43 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 176.3 MB in the end (delta: -98.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 335.36 ms. Allocated memory is still 199.8 MB. Free memory was 176.3 MB in the beginning and 163.3 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 641.00 ms. Allocated memory is still 199.8 MB. Free memory was 163.3 MB in the beginning and 120.5 MB in the end (delta: 42.8 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...