./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_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_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/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 70c492d22dba8809604bfddd739fc84368c94110 ....................................................................................................................................................................................................................... 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_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/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 70c492d22dba8809604bfddd739fc84368c94110 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:07,932 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:07,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:07,945 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:07,946 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:07,946 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:07,948 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:07,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:07,952 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:07,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:07,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:07,954 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:07,955 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:07,956 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:07,958 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:07,958 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:07,959 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:07,962 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:07,964 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:07,965 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:07,967 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:07,968 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:07,970 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:07,971 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:07,971 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:07,973 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:07,974 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:07,974 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:07,975 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:07,977 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:07,977 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:07,978 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:07,978 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:07,978 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:07,979 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:07,981 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:07,981 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:07,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:07,995 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:07,996 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:07,996 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:07,997 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:07,997 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:07,997 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:07,997 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:07,997 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:07,997 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:07,998 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:07,998 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:07,999 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:07,999 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:07,999 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:07,999 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:07,999 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:07,999 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:08,000 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:08,000 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:08,002 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:08,003 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:08,003 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:08,003 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:08,003 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:08,003 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:08,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:08,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:08,004 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:08,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:08,004 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:08,004 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:08,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:08,005 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:08,005 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_f35238e1-bfb3-4967-8e0c-75252119e1b7/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 -> 70c492d22dba8809604bfddd739fc84368c94110 [2018-10-27 05:13:08,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:08,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:08,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:08,057 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:08,058 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:08,059 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_true-unreach-call.i [2018-10-27 05:13:08,117 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/3f1f517d7/63ae7ac536ca48b0aa0042053e473ab8/FLAG59feb5323 [2018-10-27 05:13:08,583 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:08,584 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/sv-benchmarks/c/pthread-ext/26_stack_cas_longer_true-unreach-call.i [2018-10-27 05:13:08,600 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/3f1f517d7/63ae7ac536ca48b0aa0042053e473ab8/FLAG59feb5323 [2018-10-27 05:13:08,615 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/3f1f517d7/63ae7ac536ca48b0aa0042053e473ab8 [2018-10-27 05:13:08,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:08,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:08,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:08,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:08,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:08,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:08" (1/1) ... [2018-10-27 05:13:08,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@625bd11a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:08, skipping insertion in model container [2018-10-27 05:13:08,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:08" (1/1) ... [2018-10-27 05:13:08,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:08,685 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:09,035 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:09,084 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:09,130 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:09,219 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:09,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09 WrapperNode [2018-10-27 05:13:09,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:09,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:09,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:09,221 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:09,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:09,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:09,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:09,415 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:09,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... [2018-10-27 05:13:09,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:09,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:09,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:09,517 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:09,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:09,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:09,596 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:13:09,596 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:13:09,596 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:09,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:09,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:09,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:09,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:13:09,597 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:13:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:09,598 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:09,598 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:13:09,601 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:13:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:09,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:13:09,602 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:13:09,602 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:13:09,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:13:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:13:09,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:13:09,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:09,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:09,606 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:12,124 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:12,182 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,186 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:12,188 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:12,199 INFO L168 Benchmark]: Toolchain (without parser) took 3580.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 953.1 MB in the beginning and 1.0 GB in the end (delta: -76.2 MB). Peak memory consumption was 108.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,202 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:12,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.85 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,203 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -256.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,205 INFO L168 Benchmark]: Boogie Preprocessor took 102.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,206 INFO L168 Benchmark]: RCFGBuilder took 2681.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 142.1 MB). Peak memory consumption was 142.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:12,210 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 600.85 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 193.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -256.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 102.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2681.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 142.1 MB). Peak memory consumption was 142.1 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 [2018-10-27 05:13:14,379 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:14,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:14,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:14,394 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:14,395 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:14,396 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:14,397 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:14,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:14,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:14,400 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:14,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:14,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:14,403 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:14,404 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:14,404 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:14,405 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:14,407 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:14,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:14,410 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:14,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:14,412 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:14,415 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:14,415 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:14,415 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:14,424 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:14,429 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:14,430 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:14,431 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:14,432 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:14,432 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:14,437 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:14,437 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:14,437 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:14,438 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:14,439 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:14,439 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:14,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:14,464 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:14,465 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:14,465 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:14,466 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:14,466 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:14,466 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:14,466 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:14,467 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:14,467 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:14,467 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:14,467 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:14,468 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:14,468 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:14,470 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:14,470 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:14,470 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:14,470 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:14,471 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:14,471 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:14,471 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:14,471 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:14,471 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:14,472 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:14,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:14,472 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:14,472 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:14,472 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:14,472 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:14,473 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:14,473 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:14,473 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:14,473 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_f35238e1-bfb3-4967-8e0c-75252119e1b7/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 -> 70c492d22dba8809604bfddd739fc84368c94110 [2018-10-27 05:13:14,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:14,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:14,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:14,535 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:14,535 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:14,536 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_true-unreach-call.i [2018-10-27 05:13:14,600 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/f8c180654/c6b941d9eb3047a6a9a1035b49cd7a91/FLAG8ae9d20a5 [2018-10-27 05:13:15,056 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:15,057 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/sv-benchmarks/c/pthread-ext/26_stack_cas_longer_true-unreach-call.i [2018-10-27 05:13:15,070 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/f8c180654/c6b941d9eb3047a6a9a1035b49cd7a91/FLAG8ae9d20a5 [2018-10-27 05:13:15,084 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/data/f8c180654/c6b941d9eb3047a6a9a1035b49cd7a91 [2018-10-27 05:13:15,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:15,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:15,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:15,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:15,094 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:15,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551938a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15, skipping insertion in model container [2018-10-27 05:13:15,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:15,150 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:15,568 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:15,675 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:15,744 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:15,835 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:15,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15 WrapperNode [2018-10-27 05:13:15,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:15,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:15,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:15,838 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:15,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:16,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:16,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:16,026 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:16,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:16,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:16,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:16,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:16,093 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:16,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f35238e1-bfb3-4967-8e0c-75252119e1b7/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:16,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:16,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:16,161 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:13:16,161 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:13:16,161 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:16,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:16,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:16,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:16,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:16,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:16,162 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:13:16,162 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:13:16,162 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:16,163 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:16,163 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:13:16,163 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:13:16,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:16,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:16,163 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:13:16,164 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:13:16,164 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:13:16,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:13:16,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:13:16,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:13:16,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:16,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:16,169 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:19,843 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:19,896 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:19,896 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:19,897 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:19,901 INFO L168 Benchmark]: Toolchain (without parser) took 4813.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 943.8 MB in the beginning and 977.1 MB in the end (delta: -33.2 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,903 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:19,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.11 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -215.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,908 INFO L168 Benchmark]: Boogie Preprocessor took 66.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,909 INFO L168 Benchmark]: RCFGBuilder took 3807.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.1 MB in the end (delta: 138.2 MB). Peak memory consumption was 138.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,913 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 747.11 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 188.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -215.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3807.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.1 MB in the end (delta: 138.2 MB). Peak memory consumption was 138.2 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...