./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/atomic-gcc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 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_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/atomic-gcc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL --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 e871b2733ca48641b94165aca85ae57dbaeb869d27034829a9a99745860b5f9f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:07:12,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:07:12,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-08 12:07:12,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:07:12,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:07:12,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:07:12,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:07:12,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:07:12,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:07:12,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:07:12,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:07:12,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:07:12,893 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:07:12,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:07:12,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:07:12,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:07:12,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:07:12,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:07:12,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:07:12,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:07:12,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:07:12,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:07:12,899 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 12:07:12,900 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:07:12,900 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:07:12,901 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:07:12,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:07:12,902 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:07:12,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:07:12,903 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:07:12,903 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-08 12:07:12,904 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:07:12,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:07:12,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:07:12,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:07:12,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:07:12,907 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:07:12,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:07:12,908 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:07:12,908 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:07:12,909 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:07:12,909 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:07:12,910 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:07:12,910 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_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e871b2733ca48641b94165aca85ae57dbaeb869d27034829a9a99745860b5f9f [2024-11-08 12:07:13,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:07:13,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:07:13,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:07:13,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:07:13,303 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:07:13,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-race-challenges/atomic-gcc.i Unable to find full path for "g++" [2024-11-08 12:07:15,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:07:16,200 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:07:16,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/sv-benchmarks/c/pthread-race-challenges/atomic-gcc.i [2024-11-08 12:07:16,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data/dcc372a98/43a17c1077014a678d77f83b8d17c56d/FLAGc6724dea5 [2024-11-08 12:07:16,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data/dcc372a98/43a17c1077014a678d77f83b8d17c56d [2024-11-08 12:07:16,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:07:16,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:07:16,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:07:16,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:07:16,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:07:16,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:07:16" (1/1) ... [2024-11-08 12:07:16,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec59357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:07:16, skipping insertion in model container [2024-11-08 12:07:16,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:07:16" (1/1) ... [2024-11-08 12:07:16,500 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:07:17,218 WARN L635 FunctionHandler]: implicit declaration of function __sync_fetch_and_add [2024-11-08 12:07:17,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:07:17,279 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:07:17,343 WARN L635 FunctionHandler]: implicit declaration of function __sync_fetch_and_add [2024-11-08 12:07:17,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:07:17,424 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: __sync_fetch_and_add [2024-11-08 12:07:17,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3be5c0a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:07:17, skipping insertion in model container [2024-11-08 12:07:17,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:07:17,428 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-08 12:07:17,430 INFO L158 Benchmark]: Toolchain (without parser) took 1007.03ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 71.7MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 12:07:17,431 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:07:17,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.36ms. Allocated memory is still 140.5MB. Free memory was 102.4MB in the beginning and 71.7MB in the end (delta: 30.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 12:07:17,436 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.36ms. Allocated memory is still 140.5MB. Free memory was 102.4MB in the beginning and 71.7MB in the end (delta: 30.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: __sync_fetch_and_add 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_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/atomic-gcc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL --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 e871b2733ca48641b94165aca85ae57dbaeb869d27034829a9a99745860b5f9f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:07:20,269 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:07:20,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2024-11-08 12:07:20,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:07:20,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:07:20,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:07:20,455 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:07:20,456 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:07:20,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:07:20,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:07:20,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:07:20,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:07:20,462 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:07:20,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:07:20,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:07:20,463 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:07:20,464 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:07:20,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:07:20,465 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:07:20,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:07:20,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:07:20,473 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 12:07:20,474 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 12:07:20,474 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:07:20,475 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 12:07:20,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:07:20,476 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:07:20,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:07:20,476 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:07:20,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:07:20,477 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:07:20,477 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:07:20,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:07:20,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:07:20,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:07:20,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:07:20,482 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 12:07:20,482 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 12:07:20,483 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:07:20,484 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:07:20,485 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:07:20,486 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:07:20,486 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:07:20,487 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_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e871b2733ca48641b94165aca85ae57dbaeb869d27034829a9a99745860b5f9f [2024-11-08 12:07:21,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:07:21,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:07:21,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:07:21,067 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:07:21,067 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:07:21,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-race-challenges/atomic-gcc.i Unable to find full path for "g++" [2024-11-08 12:07:23,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:07:24,121 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:07:24,122 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/sv-benchmarks/c/pthread-race-challenges/atomic-gcc.i [2024-11-08 12:07:24,146 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data/6516ea92b/6918318e195447c1be89b23684f4558c/FLAG1e4b94c1b [2024-11-08 12:07:24,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ac502cb-7e46-46b7-9065-bf4d4245da40/bin/ugemcutter-verify-v6A4Riy6iL/data/6516ea92b/6918318e195447c1be89b23684f4558c [2024-11-08 12:07:24,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:07:24,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:07:24,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:07:24,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:07:24,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:07:24,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:07:24" (1/1) ... [2024-11-08 12:07:24,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3078e341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:07:24, skipping insertion in model container [2024-11-08 12:07:24,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:07:24" (1/1) ... [2024-11-08 12:07:24,423 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:07:25,181 WARN L635 FunctionHandler]: implicit declaration of function __sync_fetch_and_add [2024-11-08 12:07:25,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:07:25,230 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:07:25,298 WARN L635 FunctionHandler]: implicit declaration of function __sync_fetch_and_add [2024-11-08 12:07:25,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:07:25,405 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: __sync_fetch_and_add [2024-11-08 12:07:25,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b82dbdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:07:25, skipping insertion in model container [2024-11-08 12:07:25,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:07:25,409 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-08 12:07:25,412 INFO L158 Benchmark]: Toolchain (without parser) took 1087.21ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 45.4MB in the beginning and 66.0MB in the end (delta: -20.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-08 12:07:25,413 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:07:25,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1084.00ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 45.2MB in the beginning and 66.0MB in the end (delta: -20.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-08 12:07:25,417 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1084.00ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 45.2MB in the beginning and 66.0MB in the end (delta: -20.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: __sync_fetch_and_add 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