./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:54:17,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:54:17,348 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 02:54:17,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:54:17,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:54:17,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:54:17,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:54:17,407 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:54:17,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:54:17,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:54:17,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:54:17,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:54:17,411 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:54:17,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:54:17,412 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:54:17,412 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:54:17,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:54:17,413 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:54:17,413 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:54:17,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:54:17,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:54:17,413 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:54:17,413 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 02:54:17,414 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:54:17,414 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:54:17,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:54:17,414 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:54:17,414 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:54:17,414 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:54:17,415 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:54:17,415 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:54:17,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:54:17,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:54:17,415 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:54:17,415 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:54:17,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:54:17,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:54:17,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:54:17,416 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:54:17,416 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_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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 -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-11-28 02:54:17,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:54:17,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:54:17,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:54:17,835 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:54:17,836 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:54:17,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-28 02:54:21,596 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/e64d115a3/d91025e4fcdb4ed7922cdafbc1812bdc/FLAG8e3336901 [2024-11-28 02:54:22,103 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:54:22,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-28 02:54:22,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/e64d115a3/d91025e4fcdb4ed7922cdafbc1812bdc/FLAG8e3336901 [2024-11-28 02:54:22,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/e64d115a3/d91025e4fcdb4ed7922cdafbc1812bdc [2024-11-28 02:54:22,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:54:22,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:54:22,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:54:22,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:54:22,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:54:22,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:54:22" (1/1) ... [2024-11-28 02:54:22,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b8f6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:22, skipping insertion in model container [2024-11-28 02:54:22,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:54:22" (1/1) ... [2024-11-28 02:54:22,223 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:54:22,742 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-28 02:54:22,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b10caa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:22, skipping insertion in model container [2024-11-28 02:54:22,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:54:22,743 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 02:54:22,747 INFO L158 Benchmark]: Toolchain (without parser) took 582.10ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 90.7MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:54:22,751 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:54:22,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.40ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.7MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:54:22,753 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.40ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.7MB in the end (delta: 13.0MB). 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_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:54:25,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:54:26,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2024-11-28 02:54:26,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:54:26,086 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:54:26,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:54:26,119 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:54:26,119 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:54:26,120 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:54:26,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:54:26,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:54:26,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:54:26,121 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:54:26,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:54:26,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:54:26,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:54:26,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:54:26,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:54:26,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:54:26,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:54:26,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:54:26,122 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 02:54:26,123 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:54:26,123 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:54:26,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:54:26,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:54:26,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:54:26,124 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:54:26,124 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:54:26,124 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:54:26,124 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:54:26,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:54:26,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:54:26,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:54:26,125 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:54:26,125 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:54:26,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:54:26,126 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:54:26,126 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:54:26,126 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:54:26,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:54:26,126 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:54:26,126 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:54:26,127 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:54:26,127 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:54:26,127 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:54:26,127 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:54:26,127 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_07984eb5-593d-44e8-a3d4-8c295f6a54e9/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 -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-11-28 02:54:26,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:54:26,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:54:26,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:54:26,611 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:54:26,612 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:54:26,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-28 02:54:30,314 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/00840bcb0/6fb3ca7fb7064b03b520beb3109cc78c/FLAG31009c172 [2024-11-28 02:54:30,796 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:54:30,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-28 02:54:30,826 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/00840bcb0/6fb3ca7fb7064b03b520beb3109cc78c/FLAG31009c172 [2024-11-28 02:54:30,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07984eb5-593d-44e8-a3d4-8c295f6a54e9/bin/uautomizer-verify-aQ6SnzHsRB/data/00840bcb0/6fb3ca7fb7064b03b520beb3109cc78c [2024-11-28 02:54:30,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:54:30,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:54:30,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:54:30,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:54:30,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:54:30,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:54:30" (1/1) ... [2024-11-28 02:54:30,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735ef01d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:30, skipping insertion in model container [2024-11-28 02:54:30,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:54:30" (1/1) ... [2024-11-28 02:54:30,934 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:54:31,535 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-28 02:54:31,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1225d4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:54:31, skipping insertion in model container [2024-11-28 02:54:31,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:54:31,537 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 02:54:31,540 INFO L158 Benchmark]: Toolchain (without parser) took 681.63ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 45.1MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:54:31,540 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:54:31,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.57ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 45.1MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:54:31,546 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.57ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 45.1MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. 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