./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a 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_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0 --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 e77b3f78a4ac9494d581ad353e415cb4107bdbfba3285b7abf13b1d4a3bc565b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 14:19:06,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 14:19:06,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-02 14:19:06,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 14:19:06,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 14:19:06,387 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 14:19:06,392 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 14:19:06,393 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 14:19:06,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 14:19:06,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 14:19:06,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-02 14:19:06,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-02 14:19:06,400 INFO L153 SettingsManager]: * Use SBE=true [2024-11-02 14:19:06,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 14:19:06,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 14:19:06,408 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 14:19:06,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 14:19:06,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 14:19:06,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 14:19:06,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 14:19:06,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 14:19:06,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 14:19:06,411 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-02 14:19:06,411 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 14:19:06,411 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 14:19:06,412 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 14:19:06,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 14:19:06,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 14:19:06,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 14:19:06,413 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 14:19:06,413 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-02 14:19:06,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 14:19:06,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 14:19:06,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 14:19:06,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 14:19:06,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 14:19:06,426 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-02 14:19:06,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 14:19:06,426 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 14:19:06,427 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-02 14:19:06,427 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-02 14:19:06,429 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-02 14:19:06,429 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-02 14:19:06,429 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_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77b3f78a4ac9494d581ad353e415cb4107bdbfba3285b7abf13b1d4a3bc565b [2024-11-02 14:19:06,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 14:19:06,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 14:19:06,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 14:19:06,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 14:19:06,768 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 14:19:06,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix.i Unable to find full path for "g++" [2024-11-02 14:19:08,895 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 14:19:09,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 14:19:09,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/sv-benchmarks/c/pthread-race-challenges/semaphore-posix.i [2024-11-02 14:19:09,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data/89a30e97d/6caf8d08d4f3440cb2a598d868476cad/FLAGd8a6ea31d [2024-11-02 14:19:09,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data/89a30e97d/6caf8d08d4f3440cb2a598d868476cad [2024-11-02 14:19:09,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 14:19:09,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 14:19:09,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 14:19:09,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 14:19:09,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 14:19:09,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 02:19:09" (1/1) ... [2024-11-02 14:19:09,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78612eab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:19:09, skipping insertion in model container [2024-11-02 14:19:09,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 02:19:09" (1/1) ... [2024-11-02 14:19:09,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 14:19:09,852 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-02 14:19:09,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@531886cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:19:09, skipping insertion in model container [2024-11-02 14:19:09,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 14:19:09,854 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 14:19:09,856 INFO L158 Benchmark]: Toolchain (without parser) took 630.65ms. Allocated memory is still 144.7MB. Free memory was 106.4MB in the beginning and 90.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 14:19:09,856 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory was 77.5MB in the beginning and 77.4MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 14:19:09,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.01ms. Allocated memory is still 144.7MB. Free memory was 106.2MB in the beginning and 90.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 14:19:09,859 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory was 77.5MB in the beginning and 77.4MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.01ms. Allocated memory is still 144.7MB. Free memory was 106.2MB in the beginning and 90.8MB in the end (delta: 15.4MB). 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0 --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 e77b3f78a4ac9494d581ad353e415cb4107bdbfba3285b7abf13b1d4a3bc565b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 14:19:12,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 14:19:12,237 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2024-11-02 14:19:12,245 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 14:19:12,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 14:19:12,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 14:19:12,283 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 14:19:12,284 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 14:19:12,285 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 14:19:12,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 14:19:12,290 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-02 14:19:12,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-02 14:19:12,291 INFO L153 SettingsManager]: * Use SBE=true [2024-11-02 14:19:12,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 14:19:12,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 14:19:12,292 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 14:19:12,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 14:19:12,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 14:19:12,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 14:19:12,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 14:19:12,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 14:19:12,296 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-02 14:19:12,296 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 14:19:12,297 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 14:19:12,297 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 14:19:12,297 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 14:19:12,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 14:19:12,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 14:19:12,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 14:19:12,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 14:19:12,299 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 14:19:12,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 14:19:12,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 14:19:12,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 14:19:12,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 14:19:12,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 14:19:12,301 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-02 14:19:12,302 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 14:19:12,302 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 14:19:12,305 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-02 14:19:12,305 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-02 14:19:12,307 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-02 14:19:12,307 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-02 14:19:12,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 14:19:12,319 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77b3f78a4ac9494d581ad353e415cb4107bdbfba3285b7abf13b1d4a3bc565b [2024-11-02 14:19:12,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 14:19:12,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 14:19:12,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 14:19:12,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 14:19:12,788 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 14:19:12,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix.i Unable to find full path for "g++" [2024-11-02 14:19:14,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 14:19:15,135 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 14:19:15,136 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/sv-benchmarks/c/pthread-race-challenges/semaphore-posix.i [2024-11-02 14:19:15,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data/0e67c98d0/3d4a006a21e64fbb9c4a37020e068250/FLAGa23747e1c [2024-11-02 14:19:15,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7856461-f1d9-47e7-98ab-cf4eb4efe5cd/bin/ugemcutter-verify-SyDpkB78L0/data/0e67c98d0/3d4a006a21e64fbb9c4a37020e068250 [2024-11-02 14:19:15,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 14:19:15,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 14:19:15,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 14:19:15,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 14:19:15,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 14:19:15,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 02:19:15" (1/1) ... [2024-11-02 14:19:15,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bedc8b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:19:15, skipping insertion in model container [2024-11-02 14:19:15,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 02:19:15" (1/1) ... [2024-11-02 14:19:15,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 14:19:15,853 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-02 14:19:15,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c6d4cea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:19:15, skipping insertion in model container [2024-11-02 14:19:15,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 14:19:15,855 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 14:19:15,858 INFO L158 Benchmark]: Toolchain (without parser) took 671.70ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 31.2MB in the beginning and 47.0MB in the end (delta: -15.7MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-11-02 14:19:15,859 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory was 39.8MB in the beginning and 39.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 14:19:15,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.95ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 31.1MB in the beginning and 47.0MB in the end (delta: -15.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-11-02 14:19:15,866 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory was 39.8MB in the beginning and 39.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.95ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 31.1MB in the beginning and 47.0MB in the end (delta: -15.9MB). Peak memory consumption was 6.0MB. 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