./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 4fc63b2a 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_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:26:52,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:26:52,730 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-02 12:26:52,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:26:52,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:26:52,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:26:52,772 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:26:52,773 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:26:52,774 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:26:52,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:26:52,775 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:26:52,776 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:26:52,777 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:26:52,777 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:26:52,779 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:26:52,779 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:26:52,780 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:26:52,780 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:26:52,780 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:26:52,780 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:26:52,781 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:26:52,784 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:26:52,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:26:52,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:26:52,786 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:26:52,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:26:52,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:26:52,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:26:52,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:26:52,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:26:52,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:26:52,787 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-02 12:26:52,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:26:52,788 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:26:52,788 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:26:52,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:26:52,790 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:26:52,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:26:52,791 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:26:52,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:26:52,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:26:52,791 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:26:52,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:26:52,792 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:26:52,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:26:52,793 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:26:52,793 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:26:52,793 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:26:52,793 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-11-02 12:26:53,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:26:53,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:26:53,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:26:53,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:26:53,114 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:26:53,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i Unable to find full path for "g++" [2024-11-02 12:26:55,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:26:55,566 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:26:55,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-02 12:26:55,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data/bcdbaddb9/e797f9f93ce341098845620d45863080/FLAGee42508f1 [2024-11-02 12:26:55,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data/bcdbaddb9/e797f9f93ce341098845620d45863080 [2024-11-02 12:26:55,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:26:55,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:26:55,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:26:55,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:26:55,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:26:55,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:55" (1/1) ... [2024-11-02 12:26:55,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2391d28d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:55, skipping insertion in model container [2024-11-02 12:26:55,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:55" (1/1) ... [2024-11-02 12:26:55,972 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:26:56,543 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-02 12:26:56,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5bfa5434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:56, skipping insertion in model container [2024-11-02 12:26:56,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:26:56,544 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 12:26:56,546 INFO L158 Benchmark]: Toolchain (without parser) took 672.96ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 89.3MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:26:56,547 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 144.7MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:26:56,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.13ms. Allocated memory is still 144.7MB. Free memory was 104.0MB in the beginning and 89.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 12:26:56,549 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 144.7MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.13ms. Allocated memory is still 144.7MB. Free memory was 104.0MB in the beginning and 89.3MB in the end (delta: 14.7MB). 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_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:26:58,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:26:58,944 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2024-11-02 12:26:58,953 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:26:58,954 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:26:58,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:26:58,994 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:26:58,995 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:26:58,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:26:58,998 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:26:58,998 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:26:58,999 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:26:58,999 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:26:59,000 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:26:59,002 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:26:59,002 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:26:59,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:26:59,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:26:59,004 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:26:59,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:26:59,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:26:59,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:26:59,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:26:59,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:26:59,010 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-02 12:26:59,010 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:26:59,010 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:26:59,011 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:26:59,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:26:59,011 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:26:59,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:26:59,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:26:59,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:26:59,015 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:26:59,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:26:59,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:26:59,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:26:59,016 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:26:59,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:26:59,017 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:26:59,018 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:26:59,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:26:59,020 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:26:59,020 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:26:59,020 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_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-11-02 12:26:59,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:26:59,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:26:59,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:26:59,414 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:26:59,415 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:26:59,416 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i Unable to find full path for "g++" [2024-11-02 12:27:01,436 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:27:01,803 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:27:01,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-02 12:27:01,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data/77762c65e/d287821af58649fca78663bed48b9eff/FLAG84dd8eeb8 [2024-11-02 12:27:02,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784ec05f-bc94-4a40-9b14-e06f8eb9dd67/bin/utaipan-verify-DbMuA5NWw2/data/77762c65e/d287821af58649fca78663bed48b9eff [2024-11-02 12:27:02,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:27:02,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:27:02,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:02,096 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:27:02,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:27:02,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:02" (1/1) ... [2024-11-02 12:27:02,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c66b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:02, skipping insertion in model container [2024-11-02 12:27:02,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:02" (1/1) ... [2024-11-02 12:27:02,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:27:02,844 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-02 12:27:02,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37a5e90d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:02, skipping insertion in model container [2024-11-02 12:27:02,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:02,846 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 12:27:02,848 INFO L158 Benchmark]: Toolchain (without parser) took 755.99ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 52.2MB in the end (delta: -1.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-02 12:27:02,849 INFO L158 Benchmark]: CDTParser took 1.06ms. Allocated memory is still 58.7MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:27:02,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.33ms. Allocated memory is still 77.6MB. Free memory was 50.7MB in the beginning and 52.5MB in the end (delta: -1.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-02 12:27:02,851 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06ms. Allocated memory is still 58.7MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.33ms. Allocated memory is still 77.6MB. Free memory was 50.7MB in the beginning and 52.5MB in the end (delta: -1.8MB). Peak memory consumption was 14.1MB. 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