./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 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_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --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 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:26:19,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:26:19,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:26:19,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:26:19,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:26:19,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:26:19,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:26:19,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:26:19,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:26:19,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:26:19,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:26:19,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:26:19,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:26:19,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:26:19,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:26:19,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:26:19,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:26:19,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:26:19,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:26:19,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:26:19,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:26:19,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:26:19,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:26:19,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:26:19,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:26:19,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:26:19,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:26:19,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:26:19,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:26:19,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:26:19,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:26:19,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:26:19,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:26:19,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:26:19,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:26:19,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:26:19,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:26:19,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:26:19,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:26:19,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:26:19,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:26:19,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-23 14:26:19,575 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:26:19,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:26:19,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:26:19,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:26:19,577 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:26:19,577 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:26:19,578 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:26:19,578 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:26:19,578 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:26:19,578 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:26:19,580 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:26:19,580 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:26:19,580 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:26:19,580 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:26:19,581 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:26:19,581 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:26:19,581 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:26:19,581 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:26:19,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:26:19,582 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:26:19,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:26:19,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:26:19,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:26:19,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:26:19,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:26:19,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:26:19,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:26:19,585 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 14:26:19,585 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:26:19,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:26:19,586 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:26:19,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:26:19,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:26:19,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:26:19,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:26:19,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:26:19,587 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:26:19,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:26:19,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:26:19,588 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:26:19,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:26:19,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:26:19,589 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:26:19,589 INFO L138 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_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-23 14:26:19,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:26:19,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:26:19,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:26:19,865 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:26:19,865 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:26:19,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-23 14:26:22,979 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:26:23,285 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:26:23,286 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-23 14:26:23,299 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data/1b61e8c1e/ae0a9d15a708431c85acce3d08f8e2dd/FLAGab6cd15f2 [2022-11-23 14:26:23,320 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data/1b61e8c1e/ae0a9d15a708431c85acce3d08f8e2dd [2022-11-23 14:26:23,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:26:23,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:26:23,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:26:23,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:26:23,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:26:23,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:23" (1/1) ... [2022-11-23 14:26:23,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@782947a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:23, skipping insertion in model container [2022-11-23 14:26:23,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:23" (1/1) ... [2022-11-23 14:26:23,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:26:23,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:26:23,898 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-23 14:26:23,930 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2022-11-23 14:26:23,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48037ea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:23, skipping insertion in model container [2022-11-23 14:26:23,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:26:23,931 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:26:23,933 INFO L158 Benchmark]: Toolchain (without parser) took 606.86ms. Allocated memory is still 195.0MB. Free memory was 148.1MB in the beginning and 135.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 14:26:23,933 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:26:23,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 603.12ms. Allocated memory is still 195.0MB. Free memory was 148.1MB in the beginning and 135.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 14:26:23,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 603.12ms. Allocated memory is still 195.0MB. Free memory was 148.1MB in the beginning and 135.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --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 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:26:26,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:26:26,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:26:26,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:26:26,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:26:26,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:26:26,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:26:26,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:26:26,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:26:26,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:26:26,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:26:26,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:26:26,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:26:26,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:26:26,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:26:26,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:26:26,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:26:26,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:26:26,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:26:26,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:26:26,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:26:26,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:26:26,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:26:26,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:26:26,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:26:26,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:26:26,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:26:26,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:26:26,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:26:26,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:26:26,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:26:26,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:26:26,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:26:26,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:26:26,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:26:26,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:26:26,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:26:26,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:26:26,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:26:26,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:26:26,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:26:26,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-23 14:26:26,516 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:26:26,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:26:26,518 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:26:26,518 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:26:26,519 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:26:26,519 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:26:26,520 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:26:26,520 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:26:26,520 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:26:26,520 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:26:26,522 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:26:26,522 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:26:26,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:26:26,523 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:26:26,523 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:26:26,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:26:26,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:26:26,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:26:26,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:26:26,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:26:26,525 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 14:26:26,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:26:26,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:26:26,526 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:26:26,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:26:26,526 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:26:26,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:26:26,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:26:26,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:26:26,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:26:26,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:26:26,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:26:26,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:26:26,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:26:26,529 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:26:26,529 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:26:26,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:26:26,530 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:26:26,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:26:26,530 INFO L138 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_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-23 14:26:26,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:26:26,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:26:27,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:26:27,005 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:26:27,005 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:26:27,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-23 14:26:30,098 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:26:30,423 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:26:30,431 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-23 14:26:30,452 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data/3c4089474/c16582ed413146cfa11b762875de5b52/FLAG4aca44ad0 [2022-11-23 14:26:30,465 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/bin/utaipan-Q6hlc19bkW/data/3c4089474/c16582ed413146cfa11b762875de5b52 [2022-11-23 14:26:30,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:26:30,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:26:30,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:26:30,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:26:30,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:26:30,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:30" (1/1) ... [2022-11-23 14:26:30,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f460c08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:30, skipping insertion in model container [2022-11-23 14:26:30,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:30" (1/1) ... [2022-11-23 14:26:30,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:26:30,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:26:30,997 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94b27af8-cc3f-414d-b847-6d8971e78bf8/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-23 14:26:31,023 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2022-11-23 14:26:31,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@337b777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:31, skipping insertion in model container [2022-11-23 14:26:31,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:26:31,024 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:26:31,027 INFO L158 Benchmark]: Toolchain (without parser) took 556.77ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 48.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 14:26:31,028 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 83.9MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:26:31,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.60ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 48.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 14:26:31,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 83.9MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.60ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 48.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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