./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/08_rand_cas_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_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/08_rand_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/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 88d16c11f1a593e81b999a382f0e8192150c680b ........................................................................................................................................................................................................ 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_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/08_rand_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/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 88d16c11f1a593e81b999a382f0e8192150c680b ................................................................................................................................................................................................................. 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 06:56:38,001 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:56:38,002 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:56:38,008 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:56:38,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:56:38,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:56:38,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:56:38,011 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:56:38,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:56:38,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:56:38,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:56:38,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:56:38,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:56:38,014 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:56:38,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:56:38,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:56:38,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:56:38,017 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:56:38,018 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:56:38,019 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:56:38,020 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:56:38,021 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:56:38,022 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:56:38,022 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:56:38,022 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:56:38,026 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:56:38,037 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:56:38,046 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:56:38,046 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:56:38,047 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:56:38,047 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:56:38,048 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:56:38,048 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:56:38,048 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:56:38,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:56:38,049 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:56:38,049 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 06:56:38,059 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:56:38,060 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:56:38,060 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:56:38,060 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:56:38,060 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:56:38,061 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:56:38,061 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 06:56:38,061 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:56:38,061 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 06:56:38,061 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 06:56:38,061 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:56:38,062 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:56:38,062 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:56:38,062 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:56:38,062 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:56:38,063 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:56:38,063 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:56:38,063 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:56:38,063 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:56:38,063 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:56:38,064 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:56:38,064 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:56:38,064 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:56:38,064 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:56:38,064 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:56:38,065 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:56:38,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:56:38,065 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:56:38,065 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:56:38,065 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:56:38,065 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 06:56:38,065 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:56:38,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:56:38,066 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:56:38,066 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_3c2d3e0f-3515-4100-a94a-a6994f7deec4/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 -> 88d16c11f1a593e81b999a382f0e8192150c680b [2018-11-10 06:56:38,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:56:38,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:56:38,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:56:38,101 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:56:38,101 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:56:38,102 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/08_rand_cas_true-unreach-call.i [2018-11-10 06:56:38,137 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/a5cf7e4d5/41d4d2b1465848f0a3f35519e94f0866/FLAG25054a55d [2018-11-10 06:56:38,595 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:56:38,596 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/sv-benchmarks/c/pthread-ext/08_rand_cas_true-unreach-call.i [2018-11-10 06:56:38,606 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/a5cf7e4d5/41d4d2b1465848f0a3f35519e94f0866/FLAG25054a55d [2018-11-10 06:56:38,615 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/a5cf7e4d5/41d4d2b1465848f0a3f35519e94f0866 [2018-11-10 06:56:38,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:56:38,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:56:38,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:56:38,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:56:38,620 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:56:38,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:38,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c06144c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38, skipping insertion in model container [2018-11-10 06:56:38,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:38,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:56:38,657 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:56:38,854 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:56:38,862 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:56:38,896 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:56:38,929 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:56:38,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38 WrapperNode [2018-11-10 06:56:38,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:56:38,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:56:38,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:56:38,931 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:56:38,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:56:39,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:56:39,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:56:39,022 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:56:39,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... [2018-11-10 06:56:39,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:56:39,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:56:39,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:56:39,045 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:56:39,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/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 06:56:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic_constructor [2018-11-10 06:56:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic_constructor [2018-11-10 06:56:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic_monitor [2018-11-10 06:56:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic_monitor [2018-11-10 06:56:39,086 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 06:56:39,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 06:56:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 06:56:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 06:56:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:56:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:56:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure calculateNext [2018-11-10 06:56:39,087 INFO L138 BoogieDeclarations]: Found implementation of procedure calculateNext [2018-11-10 06:56:39,087 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:56:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:56:39,088 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic__threadmain [2018-11-10 06:56:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic__threadmain [2018-11-10 06:56:39,088 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic_nextInt [2018-11-10 06:56:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic_nextInt [2018-11-10 06:56:39,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 06:56:39,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 06:56:39,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 06:56:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 06:56:39,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:56:39,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:56:39,090 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 06:56:39,463 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:56:39,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:56:39,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:56:39,487 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:56:39,490 INFO L168 Benchmark]: Toolchain (without parser) took 872.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -127.1 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:39,491 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:56:39,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.19 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 925.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:39,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 925.3 MB in the beginning and 1.1 GB in the end (delta: -206.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:39,492 INFO L168 Benchmark]: Boogie Preprocessor took 23.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:56:39,493 INFO L168 Benchmark]: RCFGBuilder took 444.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:39,495 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.19 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 925.3 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 91.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 925.3 MB in the beginning and 1.1 GB in the end (delta: -206.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.06 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 444.13 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: 47.1 MB). Peak memory consumption was 47.1 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 06:56:40,889 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:56:40,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:56:40,898 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:56:40,898 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:56:40,899 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:56:40,900 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:56:40,901 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:56:40,902 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:56:40,903 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:56:40,904 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:56:40,904 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:56:40,904 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:56:40,905 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:56:40,907 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:56:40,907 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:56:40,908 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:56:40,909 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:56:40,911 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:56:40,912 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:56:40,913 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:56:40,914 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:56:40,916 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:56:40,916 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:56:40,916 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:56:40,917 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:56:40,918 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:56:40,918 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:56:40,919 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:56:40,920 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:56:40,920 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:56:40,921 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:56:40,921 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:56:40,921 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:56:40,922 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:56:40,922 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:56:40,923 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 06:56:40,933 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:56:40,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:56:40,934 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:56:40,934 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:56:40,934 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:56:40,934 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:56:40,934 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:56:40,935 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:56:40,935 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:56:40,935 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:56:40,936 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:56:40,936 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:56:40,936 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:56:40,936 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:56:40,936 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:56:40,936 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:56:40,936 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:56:40,937 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:56:40,937 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:56:40,937 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:56:40,937 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:56:40,937 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:56:40,937 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:56:40,937 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:56:40,938 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:56:40,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:56:40,940 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:56:40,940 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:56:40,940 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:56:40,940 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:56:40,940 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:56:40,940 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:56:40,940 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_3c2d3e0f-3515-4100-a94a-a6994f7deec4/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 -> 88d16c11f1a593e81b999a382f0e8192150c680b [2018-11-10 06:56:40,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:56:40,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:56:40,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:56:40,985 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:56:40,985 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:56:40,985 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/08_rand_cas_true-unreach-call.i [2018-11-10 06:56:41,030 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/d65f523cc/b021e7fdd5104ee9bdb65301adf53078/FLAG49fc9ff31 [2018-11-10 06:56:41,457 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:56:41,458 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/sv-benchmarks/c/pthread-ext/08_rand_cas_true-unreach-call.i [2018-11-10 06:56:41,467 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/d65f523cc/b021e7fdd5104ee9bdb65301adf53078/FLAG49fc9ff31 [2018-11-10 06:56:41,479 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/bin-2019/utaipan/data/d65f523cc/b021e7fdd5104ee9bdb65301adf53078 [2018-11-10 06:56:41,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:56:41,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:56:41,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:56:41,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:56:41,485 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:56:41,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41, skipping insertion in model container [2018-11-10 06:56:41,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:56:41,523 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:56:41,768 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:56:41,780 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:56:41,815 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:56:41,873 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:56:41,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41 WrapperNode [2018-11-10 06:56:41,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:56:41,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:56:41,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:56:41,874 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:56:41,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:56:41,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:56:41,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:56:41,971 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:56:41,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... [2018-11-10 06:56:41,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:56:41,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:56:41,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:56:41,999 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:56:41,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:56:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c2d3e0f-3515-4100-a94a-a6994f7deec4/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 06:56:42,047 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic_constructor [2018-11-10 06:56:42,047 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic_constructor [2018-11-10 06:56:42,047 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic_monitor [2018-11-10 06:56:42,048 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic_monitor [2018-11-10 06:56:42,048 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 06:56:42,048 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 06:56:42,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 06:56:42,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 06:56:42,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:56:42,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:56:42,048 INFO L130 BoogieDeclarations]: Found specification of procedure calculateNext [2018-11-10 06:56:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure calculateNext [2018-11-10 06:56:42,049 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:56:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:56:42,049 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic__threadmain [2018-11-10 06:56:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic__threadmain [2018-11-10 06:56:42,049 INFO L130 BoogieDeclarations]: Found specification of procedure PseudoRandomUsingAtomic_nextInt [2018-11-10 06:56:42,049 INFO L138 BoogieDeclarations]: Found implementation of procedure PseudoRandomUsingAtomic_nextInt [2018-11-10 06:56:42,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 06:56:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 06:56:42,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 06:56:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 06:56:42,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:56:42,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:56:42,051 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 06:56:42,484 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:56:42,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:56:42,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:56:42,507 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:56:42,508 INFO L168 Benchmark]: Toolchain (without parser) took 1027.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -150.5 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:42,509 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:56:42,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.65 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 905.7 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:42,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 905.7 MB in the beginning and 1.2 GB in the end (delta: -247.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:42,510 INFO L168 Benchmark]: Boogie Preprocessor took 27.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:42,511 INFO L168 Benchmark]: RCFGBuilder took 509.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:56:42,513 INFO L336 ainManager$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 390.65 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 905.7 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 905.7 MB in the beginning and 1.2 GB in the end (delta: -247.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 509.74 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: 45.6 MB). Peak memory consumption was 45.6 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...