./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_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_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/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 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ............................................................................................................................................................................................................ 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_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/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 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ......................................................................................................................................................................................................... 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 [2018-11-10 12:42:08,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:42:08,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:42:08,008 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:42:08,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:42:08,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:42:08,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:42:08,011 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:42:08,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:42:08,013 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:42:08,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:42:08,014 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:42:08,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:42:08,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:42:08,016 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:42:08,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:42:08,017 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:42:08,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:42:08,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:42:08,021 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:42:08,021 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:42:08,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:42:08,023 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:42:08,023 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:42:08,023 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:42:08,024 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:42:08,025 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:42:08,026 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:42:08,026 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:42:08,027 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:42:08,027 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:42:08,028 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:42:08,028 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:42:08,028 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:42:08,029 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:42:08,029 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:42:08,029 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:42:08,036 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:42:08,036 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:42:08,037 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:42:08,037 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:42:08,037 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:42:08,037 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:42:08,037 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:42:08,038 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:42:08,038 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:42:08,038 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:42:08,038 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:42:08,038 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:42:08,039 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:42:08,040 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:42:08,040 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:42:08,040 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:42:08,041 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:42:08,041 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:42:08,041 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:42:08,041 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:42:08,041 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_9a8457fb-df06-46af-ba32-5ba9169e95e2/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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-11-10 12:42:08,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:42:08,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:42:08,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:42:08,075 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:42:08,075 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:42:08,075 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-10 12:42:08,115 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/5e587b5d2/ed780968ac7b4f40bd12d7ab93703949/FLAGefcdc8214 [2018-11-10 12:42:08,568 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:42:08,569 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-10 12:42:08,578 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/5e587b5d2/ed780968ac7b4f40bd12d7ab93703949/FLAGefcdc8214 [2018-11-10 12:42:08,589 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/5e587b5d2/ed780968ac7b4f40bd12d7ab93703949 [2018-11-10 12:42:08,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:42:08,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:42:08,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:42:08,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:42:08,596 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:42:08,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:08,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d1b58f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08, skipping insertion in model container [2018-11-10 12:42:08,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:08,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:42:08,637 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:42:08,860 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:42:08,870 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:42:08,905 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:42:08,950 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:42:08,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08 WrapperNode [2018-11-10 12:42:08,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:42:08,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:42:08,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:42:08,951 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:42:09,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:42:09,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:42:09,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:42:09,064 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:42:09,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... [2018-11-10 12:42:09,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:42:09,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:42:09,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:42:09,093 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:42:09,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:42:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-10 12:42:09,156 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-10 12:42:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 12:42:09,156 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 12:42:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 12:42:09,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 12:42:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:42:09,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:42:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:42:09,157 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:42:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure my_thread1 [2018-11-10 12:42:09,157 INFO L138 BoogieDeclarations]: Found implementation of procedure my_thread1 [2018-11-10 12:42:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 12:42:09,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 12:42:09,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:42:09,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:42:09,159 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:42:09,583 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:42:09,608 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:42:09,609 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:42:09,610 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:42:09,613 INFO L168 Benchmark]: Toolchain (without parser) took 1021.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:42:09,615 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:42:09,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.81 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 928.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:42:09,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 928.1 MB in the beginning and 1.1 GB in the end (delta: -216.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:42:09,617 INFO L168 Benchmark]: Boogie Preprocessor took 28.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:42:09,617 INFO L168 Benchmark]: RCFGBuilder took 520.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:42:09,620 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.81 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 928.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 112.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 928.1 MB in the beginning and 1.1 GB in the end (delta: -216.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.02 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: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 520.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:42:11,242 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:42:11,244 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:42:11,255 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:42:11,255 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:42:11,256 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:42:11,257 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:42:11,259 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:42:11,260 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:42:11,261 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:42:11,262 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:42:11,262 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:42:11,263 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:42:11,264 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:42:11,265 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:42:11,266 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:42:11,266 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:42:11,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:42:11,270 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:42:11,271 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:42:11,272 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:42:11,273 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:42:11,275 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:42:11,275 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:42:11,275 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:42:11,276 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:42:11,277 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:42:11,278 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:42:11,278 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:42:11,279 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:42:11,280 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:42:11,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:42:11,280 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:42:11,281 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:42:11,281 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:42:11,282 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:42:11,282 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:42:11,295 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:42:11,295 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:42:11,296 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:42:11,296 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:42:11,296 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:42:11,296 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:42:11,297 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:42:11,297 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:42:11,297 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:42:11,298 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:42:11,298 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:42:11,298 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:42:11,298 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:42:11,298 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:42:11,298 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:42:11,299 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:42:11,299 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:42:11,299 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:42:11,299 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:42:11,299 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:42:11,300 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:42:11,300 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:42:11,300 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:42:11,300 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:42:11,300 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:42:11,300 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:42:11,301 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:42:11,301 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:42:11,301 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:42:11,301 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:42:11,301 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:42:11,301 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:42:11,302 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_9a8457fb-df06-46af-ba32-5ba9169e95e2/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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-11-10 12:42:11,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:42:11,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:42:11,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:42:11,353 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:42:11,353 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:42:11,354 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-10 12:42:11,397 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/f87c8a61f/96c58c8af6034c2e8a928b04670d677c/FLAG9d4effbe8 [2018-11-10 12:42:11,764 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:42:11,764 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-10 12:42:11,773 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/f87c8a61f/96c58c8af6034c2e8a928b04670d677c/FLAG9d4effbe8 [2018-11-10 12:42:11,782 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/data/f87c8a61f/96c58c8af6034c2e8a928b04670d677c [2018-11-10 12:42:11,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:42:11,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:42:11,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:42:11,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:42:11,788 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:42:11,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:42:11" (1/1) ... [2018-11-10 12:42:11,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209b0f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:11, skipping insertion in model container [2018-11-10 12:42:11,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:42:11" (1/1) ... [2018-11-10 12:42:11,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:42:11,826 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:42:12,074 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:42:12,084 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:42:12,119 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:42:12,157 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:42:12,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12 WrapperNode [2018-11-10 12:42:12,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:42:12,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:42:12,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:42:12,159 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:42:12,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:42:12,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:42:12,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:42:12,242 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:42:12,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... [2018-11-10 12:42:12,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:42:12,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:42:12,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:42:12,269 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:42:12,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:42:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a8457fb-df06-46af-ba32-5ba9169e95e2/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:42:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-10 12:42:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-10 12:42:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 12:42:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 12:42:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 12:42:12,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 12:42:12,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:42:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:42:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:42:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:42:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure my_thread1 [2018-11-10 12:42:12,313 INFO L138 BoogieDeclarations]: Found implementation of procedure my_thread1 [2018-11-10 12:42:12,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 12:42:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 12:42:12,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:42:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:42:12,315 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:42:12,631 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:42:12,650 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:42:12,650 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:42:12,651 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:42:12,654 INFO L168 Benchmark]: Toolchain (without parser) took 869.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -142.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:42:12,656 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:42:12,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.87 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:42:12,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 911.1 MB in the beginning and 1.1 GB in the end (delta: -208.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:42:12,657 INFO L168 Benchmark]: Boogie Preprocessor took 26.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:42:12,658 INFO L168 Benchmark]: RCFGBuilder took 384.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:42:12,660 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.87 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 911.1 MB in the beginning and 1.1 GB in the end (delta: -208.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 384.93 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: 33.2 MB). Peak memory consumption was 33.2 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...