./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:38:13,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:38:13,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 03:38:13,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:38:13,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:38:13,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:38:13,553 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:38:13,553 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:38:13,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:38:13,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:38:13,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:38:13,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:38:13,555 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:38:13,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:38:13,555 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:38:13,555 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:38:13,555 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:38:13,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:38:13,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:38:13,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:38:13,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:38:13,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:38:13,556 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 03:38:13,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:38:13,557 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:38:13,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:38:13,557 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:38:13,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:38:13,557 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:38:13,557 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:38:13,558 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:38:13,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:38:13,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:38:13,558 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:38:13,558 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:38:13,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:38:13,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:38:13,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:38:13,559 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:38:13,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:38:13,559 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:38:13,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:38:13,559 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:38:13,560 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:38:13,560 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:38:13,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:38:13,560 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer 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 -> 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a [2024-11-28 03:38:13,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:38:13,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:38:13,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:38:13,958 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:38:13,959 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:38:13,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2024-11-28 03:38:17,846 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/5557b04f9/e4d6cb57b2414539b93160f6bc39645d/FLAG9ad7fa56f [2024-11-28 03:38:18,328 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:38:18,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2024-11-28 03:38:18,357 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/5557b04f9/e4d6cb57b2414539b93160f6bc39645d/FLAG9ad7fa56f [2024-11-28 03:38:18,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/5557b04f9/e4d6cb57b2414539b93160f6bc39645d [2024-11-28 03:38:18,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:38:18,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:38:18,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:38:18,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:38:18,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:38:18,453 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:38:18" (1/1) ... [2024-11-28 03:38:18,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1edfb0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:18, skipping insertion in model container [2024-11-28 03:38:18,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:38:18" (1/1) ... [2024-11-28 03:38:18,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:38:19,187 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-28 03:38:19,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32c9300e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:19, skipping insertion in model container [2024-11-28 03:38:19,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:38:19,188 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 03:38:19,191 INFO L158 Benchmark]: Toolchain (without parser) took 748.32ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 89.0MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:38:19,191 INFO L158 Benchmark]: CDTParser took 2.68ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:38:19,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.19ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 89.0MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:38:19,194 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.19ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 89.0MB in the end (delta: 13.1MB). 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:38:22,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:38:22,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2024-11-28 03:38:22,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:38:22,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:38:22,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:38:22,844 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:38:22,845 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:38:22,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:38:22,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:38:22,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:38:22,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:38:22,849 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:38:22,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:38:22,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:38:22,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:38:22,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:38:22,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:38:22,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:38:22,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:38:22,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:38:22,852 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 03:38:22,852 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:38:22,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:38:22,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:38:22,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:38:22,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:38:22,853 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:38:22,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:38:22,853 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:38:22,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:38:22,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:38:22,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:38:22,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:38:22,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:38:22,855 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:38:22,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:38:22,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:38:22,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:38:22,856 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:38:22,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:38:22,856 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:38:22,856 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:38:22,856 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:38:22,856 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:38:22,857 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:38:22,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:38:22,858 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer 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 -> 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a [2024-11-28 03:38:23,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:38:23,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:38:23,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:38:23,274 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:38:23,275 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:38:23,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2024-11-28 03:38:27,106 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/dcb5f6c03/35e9f7d1d5554d14bf208e24cc872a12/FLAGf5818acd7 [2024-11-28 03:38:27,602 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:38:27,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2024-11-28 03:38:27,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/dcb5f6c03/35e9f7d1d5554d14bf208e24cc872a12/FLAGf5818acd7 [2024-11-28 03:38:27,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94e6f010-5edb-4e1f-b317-8d64f08724b8/bin/uautomizer-verify-aQ6SnzHsRB/data/dcb5f6c03/35e9f7d1d5554d14bf208e24cc872a12 [2024-11-28 03:38:27,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:38:27,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:38:27,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:38:27,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:38:27,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:38:27,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:38:27" (1/1) ... [2024-11-28 03:38:27,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15dbc57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:27, skipping insertion in model container [2024-11-28 03:38:27,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:38:27" (1/1) ... [2024-11-28 03:38:27,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:38:28,484 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-28 03:38:28,485 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21294a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:28, skipping insertion in model container [2024-11-28 03:38:28,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:38:28,485 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 03:38:28,488 INFO L158 Benchmark]: Toolchain (without parser) took 758.90ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 76.6MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:38:28,488 INFO L158 Benchmark]: CDTParser took 3.38ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:38:28,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 753.30ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 76.6MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:38:28,490 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.38ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 753.30ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 76.6MB in the end (delta: 13.3MB). 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