./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 38b53e6a 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_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur --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 acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 --- 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-38b53e6 [2022-11-25 23:39:56,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:39:56,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:39:56,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:39:56,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:39:56,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:39:56,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:39:56,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:39:56,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:39:56,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:39:56,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:39:56,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:39:56,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:39:56,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:39:56,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:39:56,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:39:56,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:39:56,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:39:56,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:39:56,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:39:56,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:39:56,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:39:56,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:39:56,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:39:56,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:39:56,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:39:56,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:39:56,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:39:56,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:39:56,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:39:56,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:39:56,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:39:56,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:39:56,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:39:56,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:39:56,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:39:56,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:39:56,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:39:56,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:39:56,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:39:56,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:39:56,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-25 23:39:56,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:39:56,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:39:56,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:39:56,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:39:56,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:39:56,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:39:56,828 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:39:56,828 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:39:56,829 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:39:56,829 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:39:56,830 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:39:56,830 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:39:56,831 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:39:56,831 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:39:56,831 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:39:56,831 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:39:56,832 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:39:56,832 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:39:56,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:39:56,833 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:39:56,833 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:39:56,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:39:56,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:39:56,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:39:56,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:39:56,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:39:56,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:39:56,835 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 23:39:56,835 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:39:56,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:39:56,836 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:39:56,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:39:56,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:39:56,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:39:56,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:39:56,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:39:56,838 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:39:56,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:39:56,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:39:56,839 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:39:56,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:39:56,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:39:56,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:39:56,840 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_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 [2022-11-25 23:39:57,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:39:57,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:39:57,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:39:57,217 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:39:57,217 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:39:57,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-25 23:40:00,315 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:40:00,611 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:40:00,612 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-25 23:40:00,638 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data/960ea6041/784ef0a0cc88482e8a945457bc29c3ed/FLAG946b635db [2022-11-25 23:40:00,660 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data/960ea6041/784ef0a0cc88482e8a945457bc29c3ed [2022-11-25 23:40:00,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:40:00,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:40:00,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:40:00,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:40:00,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:40:00,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:40:00" (1/1) ... [2022-11-25 23:40:00,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a79b34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:40:00, skipping insertion in model container [2022-11-25 23:40:00,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:40:00" (1/1) ... [2022-11-25 23:40:00,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:40:00,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:40:01,282 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-11-25 23:40:01,283 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-11-25 23:40:01,288 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. [2022-11-25 23:40:01,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@768493c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:40:01, skipping insertion in model container [2022-11-25 23:40:01,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:40:01,289 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:40:01,291 INFO L158 Benchmark]: Toolchain (without parser) took 624.28ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 74.6MB in the beginning and 155.9MB in the end (delta: -81.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-11-25 23:40:01,292 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:40:01,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.86ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 74.3MB in the beginning and 156.9MB in the end (delta: -82.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-11-25 23:40:01,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.86ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 74.3MB in the beginning and 156.9MB in the end (delta: -82.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 931]: 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_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur --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 acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 --- 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-38b53e6 [2022-11-25 23:40:03,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:40:03,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:40:03,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:40:03,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:40:03,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:40:03,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:40:03,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:40:03,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:40:03,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:40:03,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:40:03,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:40:03,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:40:03,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:40:03,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:40:03,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:40:03,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:40:03,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:40:03,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:40:03,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:40:03,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:40:03,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:40:03,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:40:03,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:40:03,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:40:03,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:40:03,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:40:03,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:40:03,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:40:03,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:40:03,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:40:03,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:40:03,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:40:03,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:40:03,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:40:03,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:40:03,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:40:03,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:40:03,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:40:03,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:40:03,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:40:03,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-25 23:40:03,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:40:03,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:40:03,696 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:40:03,696 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:40:03,697 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:40:03,697 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:40:03,698 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:40:03,698 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:40:03,698 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:40:03,699 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:40:03,700 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:40:03,700 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:40:03,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:40:03,701 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:40:03,701 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:40:03,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:40:03,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:40:03,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:40:03,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:40:03,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:40:03,703 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 23:40:03,703 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:40:03,703 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:40:03,704 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:40:03,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:40:03,704 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:40:03,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:40:03,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:40:03,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:40:03,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:40:03,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:40:03,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:40:03,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:40:03,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:40:03,707 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:40:03,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:40:03,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:40:03,707 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:40:03,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:40:03,708 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_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 [2022-11-25 23:40:04,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:40:04,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:40:04,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:40:04,113 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:40:04,114 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:40:04,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-25 23:40:07,240 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:40:07,479 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:40:07,480 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-25 23:40:07,497 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data/4b71dc894/abca1dc656d44f26971017037f53ff10/FLAGadb61ee3c [2022-11-25 23:40:07,511 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bef97c4d-e891-4bf8-851d-4b30aaa46695/bin/utaipan-ByfvJB40ur/data/4b71dc894/abca1dc656d44f26971017037f53ff10 [2022-11-25 23:40:07,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:40:07,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:40:07,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:40:07,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:40:07,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:40:07,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:40:07" (1/1) ... [2022-11-25 23:40:07,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53308f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:40:07, skipping insertion in model container [2022-11-25 23:40:07,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:40:07" (1/1) ... [2022-11-25 23:40:07,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:40:07,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:40:08,128 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-11-25 23:40:08,129 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-11-25 23:40:08,131 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. [2022-11-25 23:40:08,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c373daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:40:08, skipping insertion in model container [2022-11-25 23:40:08,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:40:08,132 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:40:08,134 INFO L158 Benchmark]: Toolchain (without parser) took 609.86ms. Allocated memory is still 67.1MB. Free memory was 33.5MB in the beginning and 35.1MB in the end (delta: -1.5MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-11-25 23:40:08,135 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:40:08,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.60ms. Allocated memory is still 67.1MB. Free memory was 33.3MB in the beginning and 35.1MB in the end (delta: -1.7MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-11-25 23:40:08,137 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 67.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.60ms. Allocated memory is still 67.1MB. Free memory was 33.3MB in the beginning and 35.1MB in the end (delta: -1.7MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 931]: 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