./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/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 f6e005fc88d78f4fa6701fefc654dc2718cab618 .............................................................................................................................................................................................................................................................. 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_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/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 f6e005fc88d78f4fa6701fefc654dc2718cab618 ................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 12:49:15,922 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:49:15,923 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:49:15,931 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:49:15,931 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:49:15,931 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:49:15,932 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:49:15,933 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:49:15,934 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:49:15,935 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:49:15,936 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:49:15,936 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:49:15,936 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:49:15,937 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:49:15,938 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:49:15,938 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:49:15,939 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:49:15,940 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:49:15,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:49:15,943 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:49:15,943 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:49:15,944 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:49:15,946 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:49:15,946 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:49:15,946 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:49:15,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:49:15,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:49:15,948 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:49:15,948 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:49:15,949 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:49:15,949 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:49:15,950 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:49:15,950 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:49:15,950 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:49:15,950 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:49:15,951 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:49:15,951 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 12:49:15,961 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:49:15,961 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:49:15,962 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:49:15,962 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 12:49:15,962 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 12:49:15,962 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 12:49:15,962 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 12:49:15,963 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 12:49:15,963 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 12:49:15,963 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 12:49:15,963 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 12:49:15,963 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 12:49:15,963 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 12:49:15,964 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:49:15,964 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:49:15,964 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:49:15,964 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:49:15,964 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:49:15,964 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:49:15,964 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:49:15,964 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:49:15,965 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:49:15,965 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:49:15,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:49:15,965 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:49:15,965 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 12:49:15,965 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:49:15,965 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 12:49:15,965 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:49:15,965 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:49:15,966 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:49:15,966 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:49:15,966 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 12:49:15,966 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:49:15,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:49:15,966 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 12:49:15,966 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_fdea2279-5630-4bbd-877a-cb035542b28b/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 -> f6e005fc88d78f4fa6701fefc654dc2718cab618 [2018-12-09 12:49:15,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:49:15,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:49:15,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:49:15,997 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:49:15,998 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:49:15,998 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-09 12:49:16,033 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/66840e930/7eb78efe0ce74d1dad29bde95683d2dc/FLAGa64d7d463 [2018-12-09 12:49:16,397 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:49:16,397 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-09 12:49:16,404 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/66840e930/7eb78efe0ce74d1dad29bde95683d2dc/FLAGa64d7d463 [2018-12-09 12:49:16,766 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/66840e930/7eb78efe0ce74d1dad29bde95683d2dc [2018-12-09 12:49:16,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:49:16,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:49:16,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:49:16,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:49:16,778 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:49:16,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:49:16" (1/1) ... [2018-12-09 12:49:16,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ba23ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:16, skipping insertion in model container [2018-12-09 12:49:16,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:49:16" (1/1) ... [2018-12-09 12:49:16,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:49:16,804 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:49:16,961 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:49:16,968 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:49:17,040 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:49:17,078 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:49:17,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17 WrapperNode [2018-12-09 12:49:17,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:49:17,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:49:17,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:49:17,079 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:49:17,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:49:17,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:49:17,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:49:17,111 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:49:17,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... [2018-12-09 12:49:17,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:49:17,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:49:17,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:49:17,132 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:49:17,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/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 [2018-12-09 12:49:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:49:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-09 12:49:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-09 12:49:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2018-12-09 12:49:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2018-12-09 12:49:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 12:49:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 12:49:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 12:49:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:49:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:49:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:49:17,172 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 12:49:17,239 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:49:17,240 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:49:17,276 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:49:17,276 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:49:17,276 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-09 12:49:17,277 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-09 12:49:17,304 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:49:17,304 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:49:17,347 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:49:17,347 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-09 12:49:17,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:49:17 BoogieIcfgContainer [2018-12-09 12:49:17,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:49:17,348 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 12:49:17,348 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 12:49:17,351 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 12:49:17,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:49:16" (1/3) ... [2018-12-09 12:49:17,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa11ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:49:17, skipping insertion in model container [2018-12-09 12:49:17,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:17" (2/3) ... [2018-12-09 12:49:17,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa11ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:49:17, skipping insertion in model container [2018-12-09 12:49:17,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:49:17" (3/3) ... [2018-12-09 12:49:17,354 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs_false-unreach-call.i [2018-12-09 12:49:17,378 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,378 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,378 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,378 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,379 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,379 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,380 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,380 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,381 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,381 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,381 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,382 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,382 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,382 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,382 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,382 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,383 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,383 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,383 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:17,394 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 12:49:17,394 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 12:49:17,399 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-09 12:49:17,409 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-09 12:49:17,426 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 12:49:17,426 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 12:49:17,426 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 12:49:17,426 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 12:49:17,426 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 12:49:17,426 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 12:49:17,426 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 12:49:17,426 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 12:49:17,433 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59places, 63 transitions [2018-12-09 12:49:17,456 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_thr3 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) [2018-12-09 12:49:17,458 INFO L168 Benchmark]: Toolchain (without parser) took 687.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -101.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:17,459 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:49:17,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:17,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:49:17,460 INFO L168 Benchmark]: Boogie Preprocessor took 20.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:49:17,460 INFO L168 Benchmark]: RCFGBuilder took 215.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:17,461 INFO L168 Benchmark]: TraceAbstraction took 109.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:17,463 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 215.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 109.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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_thr3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3: 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 0.1.23-635dfa2 [2018-12-09 12:49:18,790 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:49:18,791 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:49:18,797 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:49:18,797 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:49:18,798 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:49:18,798 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:49:18,799 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:49:18,800 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:49:18,800 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:49:18,801 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:49:18,801 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:49:18,801 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:49:18,802 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:49:18,802 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:49:18,803 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:49:18,803 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:49:18,804 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:49:18,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:49:18,806 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:49:18,806 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:49:18,807 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:49:18,808 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:49:18,808 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:49:18,808 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:49:18,808 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:49:18,809 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:49:18,809 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:49:18,810 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:49:18,810 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:49:18,810 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:49:18,811 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:49:18,811 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:49:18,811 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:49:18,811 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:49:18,812 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:49:18,812 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 12:49:18,819 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:49:18,819 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:49:18,820 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:49:18,820 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 12:49:18,820 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 12:49:18,820 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 12:49:18,820 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 12:49:18,820 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 12:49:18,820 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 12:49:18,820 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 12:49:18,821 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 12:49:18,821 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:49:18,822 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:49:18,822 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:49:18,822 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:49:18,823 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 12:49:18,823 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:49:18,823 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 12:49:18,823 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 12:49:18,823 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_fdea2279-5630-4bbd-877a-cb035542b28b/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 -> f6e005fc88d78f4fa6701fefc654dc2718cab618 [2018-12-09 12:49:18,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:49:18,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:49:18,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:49:18,850 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:49:18,850 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:49:18,851 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-09 12:49:18,886 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/2c855d9b7/00e6b0a9d0a641c38b03184197197e3e/FLAGb491db49d [2018-12-09 12:49:19,362 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:49:19,363 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-09 12:49:19,369 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/2c855d9b7/00e6b0a9d0a641c38b03184197197e3e/FLAGb491db49d [2018-12-09 12:49:19,378 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/bin-2019/utaipan/data/2c855d9b7/00e6b0a9d0a641c38b03184197197e3e [2018-12-09 12:49:19,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:49:19,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:49:19,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:49:19,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:49:19,384 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:49:19,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c39d65c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19, skipping insertion in model container [2018-12-09 12:49:19,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:49:19,415 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:49:19,581 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:49:19,591 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:49:19,618 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:49:19,691 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:49:19,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19 WrapperNode [2018-12-09 12:49:19,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:49:19,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:49:19,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:49:19,692 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:49:19,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:49:19,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:49:19,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:49:19,726 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:49:19,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... [2018-12-09 12:49:19,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:49:19,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:49:19,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:49:19,744 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:49:19,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fdea2279-5630-4bbd-877a-cb035542b28b/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 [2018-12-09 12:49:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:49:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-09 12:49:19,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-09 12:49:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2018-12-09 12:49:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2018-12-09 12:49:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 12:49:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 12:49:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:49:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 12:49:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:49:19,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:49:19,779 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 12:49:19,845 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:49:19,846 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:49:19,872 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:49:19,873 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:49:19,873 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-09 12:49:19,873 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-09 12:49:19,905 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:49:19,905 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:49:19,936 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:49:19,936 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-09 12:49:19,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:49:19 BoogieIcfgContainer [2018-12-09 12:49:19,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:49:19,937 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 12:49:19,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 12:49:19,939 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 12:49:19,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:49:19" (1/3) ... [2018-12-09 12:49:19,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d33ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:49:19, skipping insertion in model container [2018-12-09 12:49:19,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:19" (2/3) ... [2018-12-09 12:49:19,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d33ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:49:19, skipping insertion in model container [2018-12-09 12:49:19,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:49:19" (3/3) ... [2018-12-09 12:49:19,941 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs_false-unreach-call.i [2018-12-09 12:49:19,961 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,961 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,961 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,961 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,962 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,962 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,963 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,963 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,963 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,963 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,963 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,963 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,964 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,965 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,965 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,965 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,965 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,965 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,965 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:49:19,971 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 12:49:19,971 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 12:49:19,976 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-09 12:49:19,984 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-09 12:49:20,000 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 12:49:20,000 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 12:49:20,001 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 12:49:20,001 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 12:49:20,001 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 12:49:20,001 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 12:49:20,001 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 12:49:20,001 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 12:49:20,001 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 12:49:20,008 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58places, 62 transitions [2018-12-09 12:49:20,025 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_thr3 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) [2018-12-09 12:49:20,027 INFO L168 Benchmark]: Toolchain (without parser) took 646.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:49:20,028 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:49:20,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:20,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.06 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:20,029 INFO L168 Benchmark]: Boogie Preprocessor took 17.39 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. [2018-12-09 12:49:20,029 INFO L168 Benchmark]: RCFGBuilder took 192.59 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:20,029 INFO L168 Benchmark]: TraceAbstraction took 89.48 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:49:20,031 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 310.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -183.6 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.06 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.39 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 192.59 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 89.48 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: 13.6 MB). Peak memory consumption was 13.6 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_thr3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3: 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...