./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 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_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/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_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/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_2c3f14ca-255c-4259-8038-701c3257398e/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 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:07:23,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:07:23,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-24 22:07:23,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:07:23,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:07:23,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:07:23,176 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:07:23,177 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:07:23,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:07:23,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:07:23,180 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:07:23,180 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:07:23,181 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:07:23,182 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:07:23,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:07:23,184 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:07:23,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:07:23,185 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:07:23,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:07:23,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:07:23,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:07:23,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:07:23,189 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-24 22:07:23,190 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:07:23,191 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:07:23,191 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:07:23,192 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:07:23,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:07:23,217 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:07:23,218 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-24 22:07:23,218 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:07:23,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:07:23,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:07:23,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:07:23,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:07:23,221 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:07:23,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:07:23,221 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:07:23,222 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:07:23,222 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:07:23,222 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:07:23,223 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:07:23,223 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:07:23,223 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_2c3f14ca-255c-4259-8038-701c3257398e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2023-11-24 22:07:23,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:07:23,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:07:23,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:07:23,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:07:23,623 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:07:23,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-24 22:07:26,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:07:27,297 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:07:27,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-24 22:07:27,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data/edc1766d4/65d32d8ddc1b495393c049f9ba276a4e/FLAG62c4b54f7 [2023-11-24 22:07:27,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data/edc1766d4/65d32d8ddc1b495393c049f9ba276a4e [2023-11-24 22:07:27,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:07:27,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:07:27,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:07:27,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:07:27,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:07:27,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:07:27" (1/1) ... [2023-11-24 22:07:27,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74789ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:27, skipping insertion in model container [2023-11-24 22:07:27,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:07:27" (1/1) ... [2023-11-24 22:07:27,479 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:07:28,053 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2023-11-24 22:07:28,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3157c022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:28, skipping insertion in model container [2023-11-24 22:07:28,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:07:28,055 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 22:07:28,058 INFO L158 Benchmark]: Toolchain (without parser) took 683.49ms. Allocated memory is still 174.1MB. Free memory was 143.4MB in the beginning and 130.6MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:07:28,059 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 130.0MB. Free memory was 102.4MB in the beginning and 102.3MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:07:28,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 677.25ms. Allocated memory is still 174.1MB. Free memory was 143.4MB in the beginning and 130.6MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:07:28,064 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 130.0MB. Free memory was 102.4MB in the beginning and 102.3MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 677.25ms. Allocated memory is still 174.1MB. Free memory was 143.4MB in the beginning and 130.6MB in the end (delta: 12.8MB). 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 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_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/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_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/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_2c3f14ca-255c-4259-8038-701c3257398e/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 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:07:30,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:07:30,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2023-11-24 22:07:30,944 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:07:30,945 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:07:30,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:07:30,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:07:30,976 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:07:30,977 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:07:30,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:07:30,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:07:30,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:07:30,980 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:07:30,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:07:30,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:07:30,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:07:30,982 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:07:30,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:07:30,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:07:30,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:07:30,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:07:30,985 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-24 22:07:30,986 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:07:30,987 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:07:30,987 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:07:30,988 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:07:30,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:07:30,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:07:30,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:07:30,990 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:07:30,991 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:07:30,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:07:30,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:07:30,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:07:30,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:07:30,993 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-24 22:07:30,993 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:07:30,993 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:07:30,994 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:07:30,994 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:07:30,994 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:07:30,995 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:07:30,995 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:07:30,995 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:07:30,996 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_2c3f14ca-255c-4259-8038-701c3257398e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2023-11-24 22:07:31,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:07:31,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:07:31,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:07:31,489 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:07:31,489 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:07:31,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-24 22:07:34,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:07:35,016 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:07:35,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-24 22:07:35,043 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data/e4c43eb16/0de47f88316b4b34a90537146fb5ab97/FLAG3769f7ccf [2023-11-24 22:07:35,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c3f14ca-255c-4259-8038-701c3257398e/bin/ugemcutter-verify-oI9GxRtH0S/data/e4c43eb16/0de47f88316b4b34a90537146fb5ab97 [2023-11-24 22:07:35,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:07:35,078 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:07:35,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:07:35,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:07:35,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:07:35,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:07:35" (1/1) ... [2023-11-24 22:07:35,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53fb0a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:35, skipping insertion in model container [2023-11-24 22:07:35,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:07:35" (1/1) ... [2023-11-24 22:07:35,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:07:35,938 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2023-11-24 22:07:35,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e194c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:07:35, skipping insertion in model container [2023-11-24 22:07:35,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:07:35,941 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 22:07:35,944 INFO L158 Benchmark]: Toolchain (without parser) took 864.23ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.0MB in the beginning and 67.4MB in the end (delta: -24.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-24 22:07:35,945 INFO L158 Benchmark]: CDTParser took 1.50ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:07:35,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 861.61ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 42.9MB in the beginning and 67.4MB in the end (delta: -24.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-24 22:07:35,950 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 861.61ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 42.9MB in the beginning and 67.4MB in the end (delta: -24.6MB). Peak memory consumption was 12.0MB. 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