./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/fkp2013_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f2b5b3ca7dcade09f862500dce5b503b8376415 .................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f2b5b3ca7dcade09f862500dce5b503b8376415 .................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:39:36,914 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:39:36,915 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:39:36,922 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:39:36,923 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:39:36,923 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:39:36,924 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:39:36,925 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:39:36,926 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:39:36,927 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:39:36,927 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:39:36,928 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:39:36,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:39:36,929 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:39:36,930 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:39:36,930 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:39:36,931 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:39:36,932 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:39:36,933 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:39:36,934 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:39:36,935 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:39:36,936 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:39:36,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:39:36,937 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:39:36,938 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:39:36,938 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:39:36,939 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:39:36,940 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:39:36,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:39:36,941 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:39:36,941 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:39:36,941 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:39:36,942 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:39:36,942 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:39:36,942 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:39:36,943 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:39:36,943 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:39:36,953 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:39:36,953 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:39:36,954 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:39:36,954 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:39:36,954 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:39:36,954 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:39:36,954 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:39:36,955 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:39:36,955 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:39:36,955 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:39:36,955 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:39:36,955 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:39:36,955 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:39:36,955 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:39:36,956 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:39:36,956 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:39:36,956 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:39:36,956 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:39:36,956 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:39:36,956 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:39:36,956 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:39:36,957 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:39:36,957 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:39:36,957 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:39:36,957 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:39:36,957 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:39:36,957 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:39:36,957 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:39:36,957 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:39:36,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:39:36,958 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f2b5b3ca7dcade09f862500dce5b503b8376415 [2018-11-22 22:39:36,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:39:36,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:39:36,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:39:36,989 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:39:36,990 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:39:36,990 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/fkp2013_true-unreach-call.i [2018-11-22 22:39:37,030 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/2435fccde/7ff0963af3824e8e82a8eadd13291320/FLAGdfd7429aa [2018-11-22 22:39:37,447 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:39:37,448 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/sv-benchmarks/c/pthread-lit/fkp2013_true-unreach-call.i [2018-11-22 22:39:37,455 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/2435fccde/7ff0963af3824e8e82a8eadd13291320/FLAGdfd7429aa [2018-11-22 22:39:37,463 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/2435fccde/7ff0963af3824e8e82a8eadd13291320 [2018-11-22 22:39:37,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:39:37,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:39:37,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:39:37,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:39:37,469 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:39:37,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693217b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37, skipping insertion in model container [2018-11-22 22:39:37,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:39:37,500 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:39:37,697 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:39:37,703 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:39:37,773 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:39:37,812 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:39:37,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37 WrapperNode [2018-11-22 22:39:37,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:39:37,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:39:37,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:39:37,813 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:39:37,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:39:37,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:39:37,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:39:37,849 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:39:37,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... [2018-11-22 22:39:37,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:39:37,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:39:37,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:39:37,870 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:39:37,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/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 [2018-11-22 22:39:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:39:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:39:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:39:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:39:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:39:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 22:39:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:39:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:39:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:39:37,916 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:39:38,098 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:39:38,099 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:39:38,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:39:38 BoogieIcfgContainer [2018-11-22 22:39:38,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:39:38,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:39:38,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:39:38,102 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:39:38,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:39:37" (1/3) ... [2018-11-22 22:39:38,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cdb9fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:39:38, skipping insertion in model container [2018-11-22 22:39:38,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:37" (2/3) ... [2018-11-22 22:39:38,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cdb9fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:39:38, skipping insertion in model container [2018-11-22 22:39:38,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:39:38" (3/3) ... [2018-11-22 22:39:38,105 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_true-unreach-call.i [2018-11-22 22:39:38,131 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,132 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,132 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,132 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,132 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,132 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,133 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,133 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,133 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,133 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,133 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,134 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,134 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,134 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,134 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,134 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,134 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,135 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,135 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,135 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,135 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:38,144 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:39:38,144 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:39:38,151 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:39:38,160 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:39:38,177 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:39:38,177 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:39:38,177 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:39:38,178 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:39:38,178 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:39:38,178 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:39:38,178 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:39:38,178 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:39:38,178 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:39:38,184 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48places, 48 transitions [2018-11-22 22:39:38,200 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-22 22:39:38,202 INFO L168 Benchmark]: Toolchain (without parser) took 737.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:38,203 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:39:38,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:38,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:38,205 INFO L168 Benchmark]: Boogie Preprocessor took 21.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:39:38,205 INFO L168 Benchmark]: RCFGBuilder took 229.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:38,205 INFO L168 Benchmark]: TraceAbstraction took 102.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:38,208 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 229.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 102.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-22 22:39:39,663 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:39:39,665 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:39:39,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:39:39,674 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:39:39,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:39:39,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:39:39,677 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:39:39,678 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:39:39,679 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:39:39,679 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:39:39,679 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:39:39,680 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:39:39,681 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:39:39,682 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:39:39,682 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:39:39,683 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:39:39,684 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:39:39,685 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:39:39,686 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:39:39,687 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:39:39,688 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:39:39,689 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:39:39,690 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:39:39,690 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:39:39,690 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:39:39,691 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:39:39,692 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:39:39,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:39:39,693 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:39:39,693 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:39:39,694 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:39:39,694 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:39:39,694 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:39:39,695 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:39:39,695 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:39:39,695 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-22 22:39:39,706 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:39:39,706 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:39:39,706 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:39:39,707 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:39:39,707 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:39:39,707 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:39:39,707 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:39:39,708 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:39:39,708 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:39:39,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:39:39,708 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:39:39,708 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:39:39,708 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:39:39,708 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:39:39,709 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 22:39:39,709 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 22:39:39,709 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:39:39,709 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:39:39,709 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:39:39,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:39:39,709 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:39:39,710 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:39:39,710 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:39:39,710 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:39:39,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:39:39,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:39:39,710 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:39:39,710 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:39:39,711 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-22 22:39:39,711 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:39:39,711 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 22:39:39,711 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 22:39:39,713 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f2b5b3ca7dcade09f862500dce5b503b8376415 [2018-11-22 22:39:39,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:39:39,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:39:39,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:39:39,757 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:39:39,758 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:39:39,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/fkp2013_true-unreach-call.i [2018-11-22 22:39:39,803 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/162d523e4/ed657273999049e88ebf54a9bad501bd/FLAG4b17cf586 [2018-11-22 22:39:40,236 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:39:40,236 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/sv-benchmarks/c/pthread-lit/fkp2013_true-unreach-call.i [2018-11-22 22:39:40,244 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/162d523e4/ed657273999049e88ebf54a9bad501bd/FLAG4b17cf586 [2018-11-22 22:39:40,253 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/data/162d523e4/ed657273999049e88ebf54a9bad501bd [2018-11-22 22:39:40,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:39:40,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:39:40,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:39:40,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:39:40,258 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:39:40,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ef5ccf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40, skipping insertion in model container [2018-11-22 22:39:40,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:39:40,297 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:39:40,527 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:39:40,538 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:39:40,574 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:39:40,630 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:39:40,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40 WrapperNode [2018-11-22 22:39:40,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:39:40,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:39:40,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:39:40,631 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:39:40,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:39:40,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:39:40,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:39:40,704 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:39:40,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... [2018-11-22 22:39:40,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:39:40,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:39:40,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:39:40,729 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:39:40,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b7209e3-bafe-4344-83ac-6cfd209181a4/bin-2019/uautomizer/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 [2018-11-22 22:39:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:39:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:39:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:39:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:39:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:39:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:39:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 22:39:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:39:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:39:40,765 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:39:40,966 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:39:40,966 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:39:40,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:39:40 BoogieIcfgContainer [2018-11-22 22:39:40,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:39:40,967 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:39:40,967 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:39:40,969 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:39:40,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:39:40" (1/3) ... [2018-11-22 22:39:40,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e7a22e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:39:40, skipping insertion in model container [2018-11-22 22:39:40,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:39:40" (2/3) ... [2018-11-22 22:39:40,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e7a22e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:39:40, skipping insertion in model container [2018-11-22 22:39:40,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:39:40" (3/3) ... [2018-11-22 22:39:40,972 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_true-unreach-call.i [2018-11-22 22:39:40,993 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,993 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,993 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,993 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,994 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,994 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,994 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,994 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,994 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,994 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,995 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,995 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,995 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,995 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,995 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,995 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,995 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,996 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,996 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,996 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:40,996 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:39:41,001 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:39:41,002 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:39:41,007 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:39:41,016 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:39:41,031 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:39:41,032 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:39:41,032 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:39:41,032 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:39:41,032 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:39:41,032 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:39:41,033 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:39:41,033 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:39:41,033 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:39:41,038 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48places, 48 transitions [2018-11-22 22:39:41,051 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-22 22:39:41,054 INFO L168 Benchmark]: Toolchain (without parser) took 798.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -126.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:39:41,054 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:39:41,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.21 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:41,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 911.1 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:41,056 INFO L168 Benchmark]: Boogie Preprocessor took 24.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:39:41,056 INFO L168 Benchmark]: RCFGBuilder took 238.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:41,057 INFO L168 Benchmark]: TraceAbstraction took 85.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:39:41,060 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.21 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 911.1 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 238.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 85.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...