./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/07_rand_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_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7670d22f98ea1bbc7c55a73e2f2001317f1c809a ...................................................................................................................................................................................................................................................................................................... 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_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7670d22f98ea1bbc7c55a73e2f2001317f1c809a ................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 16:06:22,846 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 16:06:22,847 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 16:06:22,855 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 16:06:22,855 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 16:06:22,855 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 16:06:22,856 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 16:06:22,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 16:06:22,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 16:06:22,859 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 16:06:22,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 16:06:22,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 16:06:22,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 16:06:22,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 16:06:22,862 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 16:06:22,862 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 16:06:22,863 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 16:06:22,864 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 16:06:22,866 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 16:06:22,867 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 16:06:22,867 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 16:06:22,868 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 16:06:22,870 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 16:06:22,870 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 16:06:22,870 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 16:06:22,871 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 16:06:22,872 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 16:06:22,872 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 16:06:22,873 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 16:06:22,874 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 16:06:22,874 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 16:06:22,874 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 16:06:22,874 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 16:06:22,874 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 16:06:22,875 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 16:06:22,877 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 16:06:22,878 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 16:06:22,888 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 16:06:22,888 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 16:06:22,889 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 16:06:22,889 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 16:06:22,889 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 16:06:22,889 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 16:06:22,889 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 16:06:22,890 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 16:06:22,890 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 16:06:22,890 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 16:06:22,890 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 16:06:22,890 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 16:06:22,890 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 16:06:22,891 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 16:06:22,891 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 16:06:22,891 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 16:06:22,891 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 16:06:22,892 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 16:06:22,892 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 16:06:22,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 16:06:22,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 16:06:22,892 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 16:06:22,892 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 16:06:22,893 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 16:06:22,893 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 16:06:22,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 16:06:22,893 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 16:06:22,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 16:06:22,893 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 16:06:22,894 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 16:06:22,894 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 16:06:22,894 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 16:06:22,894 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 16:06:22,894 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 16:06:22,894 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 16:06:22,894 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 16:06:22,895 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 16:06:22,895 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan 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 -> Taipan 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 -> 7670d22f98ea1bbc7c55a73e2f2001317f1c809a [2018-11-23 16:06:22,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 16:06:22,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 16:06:22,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 16:06:22,931 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 16:06:22,932 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 16:06:22,932 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-11-23 16:06:22,972 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/0d583754c/c3714f691db6433686714a1d263cdb89/FLAG0a0ce195f [2018-11-23 16:06:23,346 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 16:06:23,346 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-11-23 16:06:23,357 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/0d583754c/c3714f691db6433686714a1d263cdb89/FLAG0a0ce195f [2018-11-23 16:06:23,733 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/0d583754c/c3714f691db6433686714a1d263cdb89 [2018-11-23 16:06:23,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 16:06:23,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 16:06:23,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 16:06:23,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 16:06:23,740 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 16:06:23,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:06:23" (1/1) ... [2018-11-23 16:06:23,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a6dbb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:23, skipping insertion in model container [2018-11-23 16:06:23,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:06:23" (1/1) ... [2018-11-23 16:06:23,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 16:06:23,788 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 16:06:23,997 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:06:24,003 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 16:06:24,072 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:06:24,120 INFO L195 MainTranslator]: Completed translation [2018-11-23 16:06:24,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24 WrapperNode [2018-11-23 16:06:24,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 16:06:24,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 16:06:24,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 16:06:24,122 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 16:06:24,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 16:06:24,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 16:06:24,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 16:06:24,161 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 16:06:24,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... [2018-11-23 16:06:24,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 16:06:24,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 16:06:24,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 16:06:24,182 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 16:06:24,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/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 [2018-11-23 16:06:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 16:06:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 16:06:24,227 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 16:06:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 16:06:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 16:06:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 16:06:24,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 16:06:24,228 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 16:06:24,307 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 16:06:24,307 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 16:06:24,309 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-23 16:06:24,309 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-23 16:06:24,310 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-11-23 16:06:24,445 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 16:06:24,445 INFO L280 CfgBuilder]: Removed 25 assue(true) statements. [2018-11-23 16:06:24,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:06:24 BoogieIcfgContainer [2018-11-23 16:06:24,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 16:06:24,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 16:06:24,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 16:06:24,449 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 16:06:24,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:06:23" (1/3) ... [2018-11-23 16:06:24,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe8fabb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:06:24, skipping insertion in model container [2018-11-23 16:06:24,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:24" (2/3) ... [2018-11-23 16:06:24,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe8fabb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:06:24, skipping insertion in model container [2018-11-23 16:06:24,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:06:24" (3/3) ... [2018-11-23 16:06:24,452 INFO L112 eAbstractionObserver]: Analyzing ICFG 07_rand_true-unreach-call.i [2018-11-23 16:06:24,479 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,479 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,479 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,479 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,482 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,482 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,482 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,482 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,482 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,482 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,482 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,483 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,483 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,483 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,483 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,483 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,483 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,484 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,484 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,484 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,484 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,484 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,484 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,484 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,485 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,485 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,485 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,485 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,489 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,490 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,490 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,490 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,490 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,490 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,490 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,490 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,491 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,491 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,491 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,491 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,492 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,492 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,492 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:24,500 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 16:06:24,500 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 16:06:24,511 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-11-23 16:06:24,524 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-11-23 16:06:24,545 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 16:06:24,545 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 16:06:24,546 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 16:06:24,546 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 16:06:24,546 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 16:06:24,546 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 16:06:24,546 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 16:06:24,546 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 16:06:24,553 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62places, 71 transitions [2018-11-23 16:06:24,564 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_thr1 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) [2018-11-23 16:06:24,566 INFO L168 Benchmark]: Toolchain (without parser) took 830.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -111.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:24,567 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 16:06:24,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:24,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.78 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. [2018-11-23 16:06:24,569 INFO L168 Benchmark]: Boogie Preprocessor took 21.16 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:24,569 INFO L168 Benchmark]: RCFGBuilder took 263.95 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: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:24,570 INFO L168 Benchmark]: TraceAbstraction took 119.39 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:24,572 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.78 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 21.16 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 263.95 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: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 119.39 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: 10.2 MB). Peak memory consumption was 10.2 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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 [2018-11-23 16:06:25,957 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 16:06:25,958 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 16:06:25,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 16:06:25,966 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 16:06:25,966 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 16:06:25,967 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 16:06:25,968 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 16:06:25,969 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 16:06:25,970 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 16:06:25,970 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 16:06:25,970 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 16:06:25,971 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 16:06:25,972 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 16:06:25,973 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 16:06:25,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 16:06:25,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 16:06:25,975 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 16:06:25,976 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 16:06:25,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 16:06:25,978 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 16:06:25,979 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 16:06:25,981 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 16:06:25,981 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 16:06:25,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 16:06:25,981 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 16:06:25,982 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 16:06:25,983 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 16:06:25,983 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 16:06:25,984 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 16:06:25,984 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 16:06:25,985 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 16:06:25,985 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 16:06:25,985 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 16:06:25,985 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 16:06:25,986 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 16:06:25,986 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 16:06:25,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 16:06:25,996 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 16:06:25,996 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 16:06:25,996 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 16:06:25,997 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 16:06:25,997 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 16:06:25,997 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 16:06:25,997 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 16:06:25,997 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 16:06:25,997 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 16:06:25,998 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 16:06:25,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 16:06:25,998 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 16:06:25,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 16:06:25,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 16:06:25,998 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 16:06:25,999 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 16:06:25,999 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 16:06:25,999 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 16:06:25,999 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 16:06:25,999 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 16:06:25,999 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 16:06:25,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 16:06:25,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 16:06:26,000 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 16:06:26,000 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 16:06:26,000 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 16:06:26,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 16:06:26,000 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 16:06:26,000 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 16:06:26,000 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 16:06:26,001 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 16:06:26,001 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 16:06:26,001 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 16:06:26,001 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 16:06:26,001 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_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan 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 -> Taipan 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 -> 7670d22f98ea1bbc7c55a73e2f2001317f1c809a [2018-11-23 16:06:26,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 16:06:26,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 16:06:26,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 16:06:26,043 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 16:06:26,044 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 16:06:26,044 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-11-23 16:06:26,088 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/166fee063/cddc81f3f6e148c3aef4c8e39ebb0099/FLAG501a86e85 [2018-11-23 16:06:26,436 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 16:06:26,437 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-11-23 16:06:26,445 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/166fee063/cddc81f3f6e148c3aef4c8e39ebb0099/FLAG501a86e85 [2018-11-23 16:06:26,454 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/data/166fee063/cddc81f3f6e148c3aef4c8e39ebb0099 [2018-11-23 16:06:26,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 16:06:26,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 16:06:26,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 16:06:26,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 16:06:26,461 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 16:06:26,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2049f75d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26, skipping insertion in model container [2018-11-23 16:06:26,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 16:06:26,503 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 16:06:26,749 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:06:26,761 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 16:06:26,849 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:06:26,899 INFO L195 MainTranslator]: Completed translation [2018-11-23 16:06:26,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26 WrapperNode [2018-11-23 16:06:26,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 16:06:26,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 16:06:26,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 16:06:26,900 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 16:06:26,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 16:06:26,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 16:06:26,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 16:06:26,930 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 16:06:26,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... [2018-11-23 16:06:26,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 16:06:26,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 16:06:26,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 16:06:26,950 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 16:06:26,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4aa06f82-70a6-4e49-8327-cc60c0f56b44/bin-2019/utaipan/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 [2018-11-23 16:06:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 16:06:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 16:06:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 16:06:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 16:06:26,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 16:06:26,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 16:06:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 16:06:26,984 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 16:06:27,075 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 16:06:27,076 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 16:06:27,079 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-23 16:06:27,079 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-23 16:06:27,080 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-11-23 16:06:27,227 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 16:06:27,227 INFO L280 CfgBuilder]: Removed 25 assue(true) statements. [2018-11-23 16:06:27,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:06:27 BoogieIcfgContainer [2018-11-23 16:06:27,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 16:06:27,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 16:06:27,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 16:06:27,230 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 16:06:27,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:06:26" (1/3) ... [2018-11-23 16:06:27,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e72a57b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:06:27, skipping insertion in model container [2018-11-23 16:06:27,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:06:26" (2/3) ... [2018-11-23 16:06:27,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e72a57b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:06:27, skipping insertion in model container [2018-11-23 16:06:27,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:06:27" (3/3) ... [2018-11-23 16:06:27,232 INFO L112 eAbstractionObserver]: Analyzing ICFG 07_rand_true-unreach-call.i [2018-11-23 16:06:27,253 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,253 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,253 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,253 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,254 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,254 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,254 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,254 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,254 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,255 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,255 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,255 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,255 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,255 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,255 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,255 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,256 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,256 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,256 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,256 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,256 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,256 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,257 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,257 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,257 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,257 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,257 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,258 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,258 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,258 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,258 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,258 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,258 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,258 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,259 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,259 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,259 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,259 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,259 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,260 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,260 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,260 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,260 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,260 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,260 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,261 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,261 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,261 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,261 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,261 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,261 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,261 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,262 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,262 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,262 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 16:06:27,267 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 16:06:27,267 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 16:06:27,274 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-11-23 16:06:27,285 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-11-23 16:06:27,299 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 16:06:27,300 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 16:06:27,300 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 16:06:27,300 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 16:06:27,300 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 16:06:27,300 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 16:06:27,300 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 16:06:27,300 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 16:06:27,300 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 16:06:27,305 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60places, 69 transitions [2018-11-23 16:06:27,315 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_thr1 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) [2018-11-23 16:06:27,318 INFO L168 Benchmark]: Toolchain (without parser) took 860.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -146.0 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:27,319 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-23 16:06:27,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -185.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:27,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.97 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. [2018-11-23 16:06:27,320 INFO L168 Benchmark]: Boogie Preprocessor took 19.18 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:27,321 INFO L168 Benchmark]: RCFGBuilder took 278.12 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: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:27,321 INFO L168 Benchmark]: TraceAbstraction took 88.95 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-11-23 16:06:27,324 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 441.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -185.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.97 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. * Boogie Preprocessor took 19.18 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 278.12 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: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 88.95 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: 13.2 MB). Peak memory consumption was 13.2 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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...