./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/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_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/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_39bf7eb3-2400-424e-b553-f150956cf24a/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 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:03:25,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:03:25,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-08 12:03:25,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:03:25,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:03:25,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:03:25,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:03:25,210 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:03:25,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:03:25,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:03:25,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:03:25,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:03:25,214 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:03:25,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:03:25,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:03:25,216 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:03:25,216 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:03:25,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:03:25,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:03:25,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:03:25,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:03:25,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:03:25,220 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 12:03:25,220 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:03:25,221 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:03:25,222 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:03:25,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:03:25,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:03:25,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:03:25,224 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:03:25,224 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-08 12:03:25,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:03:25,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:03:25,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:03:25,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:03:25,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:03:25,245 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:03:25,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:03:25,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:03:25,247 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:03:25,247 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:03:25,248 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:03:25,248 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:03:25,248 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_39bf7eb3-2400-424e-b553-f150956cf24a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-11-08 12:03:25,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:03:25,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:03:25,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:03:25,598 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:03:25,599 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:03:25,601 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i Unable to find full path for "g++" [2024-11-08 12:03:27,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:03:28,271 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:03:28,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-08 12:03:28,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data/047db81bf/58ff79d88b004270be22c547b515831c/FLAGd45c4a0ce [2024-11-08 12:03:28,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data/047db81bf/58ff79d88b004270be22c547b515831c [2024-11-08 12:03:28,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:03:28,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:03:28,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:03:28,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:03:28,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:03:28,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:03:28" (1/1) ... [2024-11-08 12:03:28,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d004afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:03:28, skipping insertion in model container [2024-11-08 12:03:28,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:03:28" (1/1) ... [2024-11-08 12:03:28,409 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:03:29,009 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-08 12:03:29,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e910270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:03:29, skipping insertion in model container [2024-11-08 12:03:29,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:03:29,011 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-08 12:03:29,013 INFO L158 Benchmark]: Toolchain (without parser) took 687.25ms. Allocated memory is still 146.8MB. Free memory was 111.9MB in the beginning and 96.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 12:03:29,014 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 146.8MB. Free memory was 113.2MB in the beginning and 113.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:03:29,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.27ms. Allocated memory is still 146.8MB. Free memory was 111.9MB in the beginning and 96.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 12:03:29,017 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 146.8MB. Free memory was 113.2MB in the beginning and 113.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.27ms. Allocated memory is still 146.8MB. Free memory was 111.9MB in the beginning and 96.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: Unsupported Syntax Unsupported function: sem_wait 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/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_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/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_39bf7eb3-2400-424e-b553-f150956cf24a/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 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:03:31,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:03:31,634 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2024-11-08 12:03:31,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:03:31,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:03:31,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:03:31,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:03:31,688 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:03:31,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:03:31,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:03:31,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:03:31,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:03:31,694 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:03:31,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:03:31,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:03:31,697 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:03:31,698 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:03:31,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:03:31,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:03:31,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:03:31,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:03:31,703 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 12:03:31,703 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 12:03:31,703 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:03:31,704 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 12:03:31,704 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:03:31,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:03:31,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:03:31,705 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:03:31,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:03:31,706 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:03:31,706 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:03:31,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:03:31,711 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:03:31,711 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:03:31,711 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:03:31,712 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 12:03:31,712 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 12:03:31,712 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:03:31,712 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:03:31,713 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:03:31,714 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:03:31,714 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:03:31,714 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_39bf7eb3-2400-424e-b553-f150956cf24a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-11-08 12:03:32,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:03:32,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:03:32,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:03:32,244 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:03:32,245 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:03:32,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i Unable to find full path for "g++" [2024-11-08 12:03:34,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:03:34,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:03:34,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-08 12:03:34,859 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data/7039f77e8/4c9b5c772b0643828e500ec846ef0bea/FLAG693034f00 [2024-11-08 12:03:34,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39bf7eb3-2400-424e-b553-f150956cf24a/bin/ugemcutter-verify-v6A4Riy6iL/data/7039f77e8/4c9b5c772b0643828e500ec846ef0bea [2024-11-08 12:03:34,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:03:34,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:03:34,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:03:34,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:03:34,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:03:34,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:03:34" (1/1) ... [2024-11-08 12:03:34,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c617c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:03:34, skipping insertion in model container [2024-11-08 12:03:34,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:03:34" (1/1) ... [2024-11-08 12:03:34,974 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:03:35,677 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-08 12:03:35,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71e57d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:03:35, skipping insertion in model container [2024-11-08 12:03:35,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:03:35,679 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-08 12:03:35,681 INFO L158 Benchmark]: Toolchain (without parser) took 788.47ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 38.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 12:03:35,682 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:03:35,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.57ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 38.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 12:03:35,684 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 77.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.57ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 38.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: Unsupported Syntax Unsupported function: sem_wait 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