./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/twostage_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:33:42,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:33:42,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-12-02 20:33:42,587 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:33:42,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:33:42,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:33:42,612 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:33:42,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:33:42,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:33:42,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:33:42,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:33:42,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:33:42,615 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:33:42,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:33:42,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:33:42,617 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:33:42,618 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:33:42,618 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:33:42,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:33:42,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:33:42,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:33:42,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:33:42,621 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-12-02 20:33:42,621 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:33:42,622 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:33:42,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:33:42,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:33:42,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:33:42,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:33:42,624 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-12-02 20:33:42,625 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:33:42,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:33:42,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:33:42,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:33:42,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:33:42,626 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-02 20:33:42,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:33:42,626 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:33:42,627 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:33:42,627 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:33:42,627 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:33:42,627 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:33:42,627 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:33:42,628 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2023-12-02 20:33:42,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:33:42,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:33:42,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:33:42,880 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:33:42,880 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:33:42,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/pthread/twostage_3.i [2023-12-02 20:33:45,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:33:45,942 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:33:45,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/sv-benchmarks/c/pthread/twostage_3.i [2023-12-02 20:33:45,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data/0bf656b64/f4cdef832e344b73a515e97318de8035/FLAG5c46f3ee4 [2023-12-02 20:33:45,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data/0bf656b64/f4cdef832e344b73a515e97318de8035 [2023-12-02 20:33:45,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:33:45,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:33:45,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:33:45,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:33:45,988 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:33:45,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:45" (1/1) ... [2023-12-02 20:33:45,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2519dcad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:45, skipping insertion in model container [2023-12-02 20:33:45,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:45" (1/1) ... [2023-12-02 20:33:46,052 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:33:46,702 ERROR L324 MainTranslator]: Unsupported Syntax: identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/sv-benchmarks/c/pthread/twostage_3.i [2023-12-02 20:33:46,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@204aa900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:46, skipping insertion in model container [2023-12-02 20:33:46,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:33:46,704 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-12-02 20:33:46,705 INFO L158 Benchmark]: Toolchain (without parser) took 722.86ms. Allocated memory is still 163.6MB. Free memory was 117.1MB in the beginning and 101.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 20:33:46,706 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory was 80.0MB in the beginning and 80.0MB in the end (delta: 34.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:33:46,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 720.84ms. Allocated memory is still 163.6MB. Free memory was 116.5MB in the beginning and 101.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 20:33:46,708 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory was 80.0MB in the beginning and 80.0MB in the end (delta: 34.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 720.84ms. Allocated memory is still 163.6MB. Free memory was 116.5MB in the beginning and 101.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1284]: Unsupported Syntax identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/sv-benchmarks/c/pthread/twostage_3.i RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:33:48,524 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:33:48,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2023-12-02 20:33:48,593 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:33:48,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:33:48,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:33:48,618 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:33:48,619 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:33:48,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:33:48,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:33:48,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:33:48,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:33:48,621 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:33:48,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:33:48,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:33:48,623 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:33:48,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:33:48,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:33:48,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:33:48,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:33:48,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:33:48,626 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-12-02 20:33:48,627 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 20:33:48,627 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 20:33:48,627 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:33:48,628 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:33:48,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:33:48,629 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:33:48,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:33:48,630 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:33:48,630 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:33:48,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:33:48,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:33:48,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:33:48,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:33:48,632 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-02 20:33:48,632 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:33:48,632 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:33:48,633 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:33:48,633 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:33:48,633 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:33:48,633 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:33:48,634 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:33:48,634 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:33:48,634 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2023-12-02 20:33:48,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:33:48,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:33:48,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:33:48,944 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:33:48,945 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:33:48,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/pthread/twostage_3.i [2023-12-02 20:33:51,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:33:52,045 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:33:52,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/sv-benchmarks/c/pthread/twostage_3.i [2023-12-02 20:33:52,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data/225f4b307/c157560e4d5a41c2bdc38ccd0cc94eff/FLAGc0848d12e [2023-12-02 20:33:52,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/bin/ugemcutter-verify-Bi2udmvEmx/data/225f4b307/c157560e4d5a41c2bdc38ccd0cc94eff [2023-12-02 20:33:52,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:33:52,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:33:52,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:33:52,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:33:52,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:33:52,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:52" (1/1) ... [2023-12-02 20:33:52,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@537c2237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52, skipping insertion in model container [2023-12-02 20:33:52,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:52" (1/1) ... [2023-12-02 20:33:52,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:33:52,743 ERROR L324 MainTranslator]: Unsupported Syntax: identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/sv-benchmarks/c/pthread/twostage_3.i [2023-12-02 20:33:52,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62c929fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52, skipping insertion in model container [2023-12-02 20:33:52,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:33:52,745 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-12-02 20:33:52,746 INFO L158 Benchmark]: Toolchain (without parser) took 661.18ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 81.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 20:33:52,747 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 54.1MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:33:52,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.76ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 81.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 20:33:52,749 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 54.1MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.76ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 81.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1284]: Unsupported Syntax identifier is not declared (neither a variable nor a function name): argv in file /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_989bd7d0-757a-47c3-9857-1f1dbde2d558/sv-benchmarks/c/pthread/twostage_3.i RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN