./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/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 924c2c8b252a881a87d805302d80fec6ce140fd5 ............................................................................................................................................................................................... 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_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/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 924c2c8b252a881a87d805302d80fec6ce140fd5 ............................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:18,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:18,430 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:18,440 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:18,441 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:18,442 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:18,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:18,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:18,449 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:18,456 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:18,457 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:18,457 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:18,458 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:18,458 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:18,459 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:18,460 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:18,463 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:18,466 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:18,467 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:18,468 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:18,469 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:18,470 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:18,472 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:18,472 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:18,475 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:18,476 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:18,477 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:18,478 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:18,479 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:18,480 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:18,482 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:18,482 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:18,483 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:18,483 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:18,484 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:18,486 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:18,486 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:18,502 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:18,503 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:18,504 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:18,504 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:18,504 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:18,504 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:18,504 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:18,505 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:18,505 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:18,506 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:18,506 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:18,507 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:18,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:18,508 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:18,508 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:18,508 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:18,508 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:18,508 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:18,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:18,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:18,509 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:18,509 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:18,509 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:18,509 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:18,509 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:18,510 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:18,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:18,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:18,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:18,510 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:18,510 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:18,510 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:18,511 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:18,511 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:18,511 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_f47d8563-633c-4e2f-8b60-660d0e089834/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 -> 924c2c8b252a881a87d805302d80fec6ce140fd5 [2018-10-27 05:13:18,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:18,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:18,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:18,559 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:18,560 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:18,560 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-10-27 05:13:18,610 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/3836b347a/9c7a75b4550c40bbb4714c8b8bea772a/FLAG2929e03e5 [2018-10-27 05:13:19,074 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:19,078 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-10-27 05:13:19,094 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/3836b347a/9c7a75b4550c40bbb4714c8b8bea772a/FLAG2929e03e5 [2018-10-27 05:13:19,108 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/3836b347a/9c7a75b4550c40bbb4714c8b8bea772a [2018-10-27 05:13:19,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:19,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:19,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:19,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:19,121 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:19,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498dd650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19, skipping insertion in model container [2018-10-27 05:13:19,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:19,171 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:19,488 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:19,500 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:19,553 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:19,624 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:19,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19 WrapperNode [2018-10-27 05:13:19,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:19,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:19,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:19,627 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:19,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:19,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:19,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:19,732 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:19,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... [2018-10-27 05:13:19,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:19,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:19,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:19,759 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:19,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/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 [2018-10-27 05:13:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:13:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:19,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:19,818 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:20,768 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:20,795 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:20,795 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:20,796 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:20,797 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:20,797 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:20,800 INFO L168 Benchmark]: Toolchain (without parser) took 1686.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -151.2 MB). Peak memory consumption was 1.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:20,802 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:20,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.91 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 926.3 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:20,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -220.5 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:20,803 INFO L168 Benchmark]: Boogie Preprocessor took 26.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:20,807 INFO L168 Benchmark]: RCFGBuilder took 1040.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:20,810 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 510.91 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 926.3 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -220.5 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.97 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1040.70 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: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:22,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:22,679 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:22,689 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:22,689 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:22,690 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:22,691 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:22,697 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:22,698 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:22,699 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:22,699 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:22,700 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:22,703 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:22,704 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:22,704 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:22,705 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:22,706 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:22,707 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:22,718 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:22,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:22,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:22,720 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:22,722 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:22,722 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:22,722 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:22,723 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:22,724 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:22,726 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:22,727 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:22,727 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:22,727 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:22,728 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:22,728 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:22,728 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:22,729 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:22,729 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:22,730 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:22,747 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:22,747 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:22,747 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:22,748 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:22,748 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:22,748 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:22,751 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:22,751 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:22,752 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:22,752 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:22,752 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:22,752 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:22,753 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:22,753 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:22,753 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:22,753 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:22,753 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:22,753 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:22,753 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:22,754 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:22,754 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:22,754 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:22,754 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:22,754 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:22,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:22,755 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:22,755 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:22,755 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:22,755 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:22,755 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:22,755 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:22,755 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:22,756 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_f47d8563-633c-4e2f-8b60-660d0e089834/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 -> 924c2c8b252a881a87d805302d80fec6ce140fd5 [2018-10-27 05:13:22,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:22,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:22,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:22,822 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:22,823 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:22,823 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-10-27 05:13:22,870 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/d7277bfb6/ccbfb3ecdb7c43a59b6f99672dc9d30d/FLAG67002d9fc [2018-10-27 05:13:23,340 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:23,340 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-10-27 05:13:23,358 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/d7277bfb6/ccbfb3ecdb7c43a59b6f99672dc9d30d/FLAG67002d9fc [2018-10-27 05:13:23,374 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/bin-2019/utaipan/data/d7277bfb6/ccbfb3ecdb7c43a59b6f99672dc9d30d [2018-10-27 05:13:23,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:23,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:23,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:23,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:23,383 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:23,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:23,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b8b99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23, skipping insertion in model container [2018-10-27 05:13:23,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:23,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:23,438 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:23,718 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:23,729 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:23,774 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:23,858 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:23,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23 WrapperNode [2018-10-27 05:13:23,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:23,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:23,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:23,859 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:23,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:23,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:23,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:23,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:23,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:23,924 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:23,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:23,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:23,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:23,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:24,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:24,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:24,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... [2018-10-27 05:13:24,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:24,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:24,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:24,030 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:24,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f47d8563-633c-4e2f-8b60-660d0e089834/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 [2018-10-27 05:13:24,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:24,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:13:24,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:13:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:24,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:24,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:24,093 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:24,093 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:24,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:24,095 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:24,873 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:24,898 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:24,898 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:24,899 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:24,899 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:24,900 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:24,903 INFO L168 Benchmark]: Toolchain (without parser) took 1524.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 4.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,905 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:24,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.32 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.49 ms. Allocated memory is still 1.0 GB. Free memory is still 910.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:24,906 INFO L168 Benchmark]: Boogie Preprocessor took 105.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -254.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,907 INFO L168 Benchmark]: RCFGBuilder took 873.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,912 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 478.32 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.49 ms. Allocated memory is still 1.0 GB. Free memory is still 910.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -254.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 873.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...