./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed_true-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_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/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 c6971f68ca2d8b8fdb5ebff955684e0cec20740c ............................................................................................................................................................................................................................................................. 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_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/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 c6971f68ca2d8b8fdb5ebff955684e0cec20740c ............................................................................................................................................................................................................ 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 05:07:44,976 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:44,977 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:44,987 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:44,988 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:44,989 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:44,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:44,992 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:44,993 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:44,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:44,995 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:44,996 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:44,996 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:44,997 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:44,998 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:45,000 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:45,001 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:45,002 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:45,005 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:45,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:45,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:45,009 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:45,011 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:45,011 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:45,012 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:45,013 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:45,014 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:45,015 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:45,016 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:45,017 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:45,017 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:45,018 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:45,019 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:45,019 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:45,020 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:45,021 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:45,021 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:07:45,036 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:45,039 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:45,040 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:45,040 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:45,040 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:45,041 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:45,041 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:07:45,041 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:45,041 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:07:45,041 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:07:45,042 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:45,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:45,045 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:45,045 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:07:45,045 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:45,045 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:45,045 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:45,046 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:45,046 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:45,046 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:45,046 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:45,046 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:45,047 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:45,047 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:45,047 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:45,047 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:45,047 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:45,047 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:45,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:45,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:45,048 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:07:45,048 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:45,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:07:45,048 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:07:45,049 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_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/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 -> c6971f68ca2d8b8fdb5ebff955684e0cec20740c [2018-10-27 05:07:45,087 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:45,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:45,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:45,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:45,111 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:45,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed_true-unreach-call.i [2018-10-27 05:07:45,180 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/6524f6909/68463989e7b0463db3cc52105145646d/FLAG55664838f [2018-10-27 05:07:45,666 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:45,666 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed_true-unreach-call.i [2018-10-27 05:07:45,680 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/6524f6909/68463989e7b0463db3cc52105145646d/FLAG55664838f [2018-10-27 05:07:45,695 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/6524f6909/68463989e7b0463db3cc52105145646d [2018-10-27 05:07:45,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:45,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:45,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:45,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:45,706 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:45,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:45" (1/1) ... [2018-10-27 05:07:45,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b4aefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:45, skipping insertion in model container [2018-10-27 05:07:45,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:45" (1/1) ... [2018-10-27 05:07:45,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:45,762 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:46,116 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:46,122 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:46,184 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:46,261 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:46,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46 WrapperNode [2018-10-27 05:07:46,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:46,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:46,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:46,262 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:46,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:46,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:46,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:46,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:46,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... [2018-10-27 05:07:46,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:46,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:46,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:46,455 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:46,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/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 05:07:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:07:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:07:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:07:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:07:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_thr1 [2018-10-27 05:07:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_thr1 [2018-10-27 05:07:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_thr2 [2018-10-27 05:07:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_thr2 [2018-10-27 05:07:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:07:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:07:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:46,535 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 05:07:47,183 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:07:47,205 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:47,207 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:47,208 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:07:47,213 INFO L168 Benchmark]: Toolchain (without parser) took 1513.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:47,214 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:47,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.71 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 924.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:47,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 924.9 MB in the beginning and 1.1 GB in the end (delta: -214.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:47,216 INFO L168 Benchmark]: Boogie Preprocessor took 40.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:47,217 INFO L168 Benchmark]: RCFGBuilder took 760.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:47,221 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 560.71 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 924.9 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 148.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 924.9 MB in the beginning and 1.1 GB in the end (delta: -214.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.07 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 760.87 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: 35.8 MB). Peak memory consumption was 35.8 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 05:07:49,453 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:49,455 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:49,466 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:49,467 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:49,467 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:49,469 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:49,471 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:49,473 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:49,473 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:49,474 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:49,475 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:49,476 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:49,477 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:49,478 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:49,479 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:49,480 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:49,482 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:49,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:49,486 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:49,487 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:49,489 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:49,491 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:49,492 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:49,492 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:49,493 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:49,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:49,496 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:49,497 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:49,498 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:49,498 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:49,499 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:49,500 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:49,500 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:49,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:49,502 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:49,502 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:07:49,517 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:49,518 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:49,519 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:49,519 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:49,519 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:49,520 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:49,520 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:49,520 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:49,521 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:49,521 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:49,521 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:49,521 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:49,522 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:49,522 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:49,522 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:49,522 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:07:49,524 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:07:49,524 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:49,524 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:49,525 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:49,525 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:49,525 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:49,525 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:49,525 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:49,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:49,526 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:49,526 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:49,526 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:49,526 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:07:49,527 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:49,528 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:07:49,529 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:07:49,529 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_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/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 -> c6971f68ca2d8b8fdb5ebff955684e0cec20740c [2018-10-27 05:07:49,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:49,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:49,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:49,589 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:49,590 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:49,591 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed_true-unreach-call.i [2018-10-27 05:07:49,649 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/14df74db5/2bb5dbfc33e3400b8cd89666b98d761b/FLAG4bcce5033 [2018-10-27 05:07:50,118 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:50,119 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed_true-unreach-call.i [2018-10-27 05:07:50,133 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/14df74db5/2bb5dbfc33e3400b8cd89666b98d761b/FLAG4bcce5033 [2018-10-27 05:07:50,148 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/bin-2019/utaipan/data/14df74db5/2bb5dbfc33e3400b8cd89666b98d761b [2018-10-27 05:07:50,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:50,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:50,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:50,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:50,159 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:50,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a708db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50, skipping insertion in model container [2018-10-27 05:07:50,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:50,236 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:50,674 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:50,680 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:50,762 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:50,847 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:50,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50 WrapperNode [2018-10-27 05:07:50,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:50,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:50,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:50,849 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:50,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:50,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:50,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:50,912 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:50,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... [2018-10-27 05:07:50,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:50,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:50,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:50,970 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:50,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6bbd47d7-4952-4a67-8d19-15a0e8011fc5/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 05:07:51,151 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:07:51,151 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:07:51,151 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:07:51,152 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:07:51,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:51,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:51,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:51,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:51,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_thr1 [2018-10-27 05:07:51,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_thr1 [2018-10-27 05:07:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_thr2 [2018-10-27 05:07:51,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_thr2 [2018-10-27 05:07:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:07:51,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:07:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:51,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:51,158 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 05:07:51,653 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:07:51,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:51,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:51,682 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:07:51,694 INFO L168 Benchmark]: Toolchain (without parser) took 1541.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:51,697 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:51,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.97 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 917.0 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:51,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.46 ms. Allocated memory is still 1.0 GB. Free memory is still 917.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:51,700 INFO L168 Benchmark]: Boogie Preprocessor took 57.13 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:51,701 INFO L168 Benchmark]: RCFGBuilder took 724.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -233.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:51,705 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 693.97 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 917.0 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.46 ms. Allocated memory is still 1.0 GB. Free memory is still 917.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.13 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 724.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -233.0 MB). Peak memory consumption was 17.1 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...