./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S --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 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:09:51,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:09:51,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-24 22:09:51,129 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:09:51,130 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:09:51,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:09:51,159 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:09:51,159 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:09:51,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:09:51,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:09:51,162 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:09:51,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:09:51,163 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:09:51,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:09:51,165 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:09:51,166 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:09:51,166 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:09:51,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:09:51,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:09:51,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:09:51,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:09:51,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:09:51,174 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-24 22:09:51,174 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:09:51,175 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:09:51,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:09:51,176 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:09:51,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:09:51,177 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:09:51,178 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-24 22:09:51,179 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:09:51,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:09:51,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:09:51,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:09:51,181 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:09:51,181 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:09:51,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:09:51,182 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:09:51,182 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:09:51,183 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:09:51,184 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:09:51,184 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:09:51,185 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:09:51,185 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_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a [2023-11-24 22:09:51,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:09:51,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:09:51,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:09:51,549 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:09:51,550 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:09:51,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2023-11-24 22:09:54,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:09:55,042 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:09:55,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2023-11-24 22:09:55,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data/24072631a/51041c48e43c42ec82e095e9f4b17e50/FLAG8002f106b [2023-11-24 22:09:55,104 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data/24072631a/51041c48e43c42ec82e095e9f4b17e50 [2023-11-24 22:09:55,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:09:55,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:09:55,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:09:55,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:09:55,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:09:55,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:09:55" (1/1) ... [2023-11-24 22:09:55,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@330f8f54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:55, skipping insertion in model container [2023-11-24 22:09:55,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:09:55" (1/1) ... [2023-11-24 22:09:55,183 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:09:55,765 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2023-11-24 22:09:55,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40c84860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:09:55, skipping insertion in model container [2023-11-24 22:09:55,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:09:55,766 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 22:09:55,769 INFO L158 Benchmark]: Toolchain (without parser) took 659.91ms. Allocated memory is still 144.7MB. Free memory was 94.5MB in the beginning and 81.2MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:09:55,771 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:09:55,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.75ms. Allocated memory is still 144.7MB. Free memory was 94.3MB in the beginning and 81.2MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:09:55,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.75ms. Allocated memory is still 144.7MB. Free memory was 94.3MB in the beginning and 81.2MB in the end (delta: 13.1MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S --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 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:09:58,297 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:09:58,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2023-11-24 22:09:58,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:09:58,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:09:58,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:09:58,448 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:09:58,448 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:09:58,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:09:58,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:09:58,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:09:58,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:09:58,452 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:09:58,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:09:58,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:09:58,454 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:09:58,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:09:58,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:09:58,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:09:58,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:09:58,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:09:58,459 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-24 22:09:58,459 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:09:58,460 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:09:58,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:09:58,461 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:09:58,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:09:58,464 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:09:58,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:09:58,466 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:09:58,471 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:09:58,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:09:58,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:09:58,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:09:58,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:09:58,473 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-24 22:09:58,474 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:09:58,474 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:09:58,475 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:09:58,479 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:09:58,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:09:58,481 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:09:58,481 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:09:58,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:09:58,481 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_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a [2023-11-24 22:09:58,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:09:58,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:09:58,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:09:58,986 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:09:58,986 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:09:58,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2023-11-24 22:10:02,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:02,774 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:02,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2023-11-24 22:10:02,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data/e28747c4c/c313884cc55844a9834906cad0986cc1/FLAG8f7ed610e [2023-11-24 22:10:02,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ba6aeb-ea8a-4c37-b683-191fe3648c20/bin/ugemcutter-verify-oI9GxRtH0S/data/e28747c4c/c313884cc55844a9834906cad0986cc1 [2023-11-24 22:10:02,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:02,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:02,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:02,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:02,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:02,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:02" (1/1) ... [2023-11-24 22:10:02,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eef8ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:02, skipping insertion in model container [2023-11-24 22:10:02,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:02" (1/1) ... [2023-11-24 22:10:02,888 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:03,473 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2023-11-24 22:10:03,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5451a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:03, skipping insertion in model container [2023-11-24 22:10:03,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:03,474 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 22:10:03,477 INFO L158 Benchmark]: Toolchain (without parser) took 656.08ms. Allocated memory is still 88.1MB. Free memory was 62.7MB in the beginning and 48.9MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:10:03,477 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 88.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:03,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.39ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 49.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:10:03,480 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35ms. Allocated memory is still 88.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 653.39ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 49.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. 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