./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/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_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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-8393723 [2022-11-19 06:55:34,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:55:34,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:55:34,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:55:34,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:55:34,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:55:34,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:55:34,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:55:34,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:55:34,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:55:34,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:55:34,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:55:34,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:55:34,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:55:34,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:55:34,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:55:34,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:55:34,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:55:34,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:55:34,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:55:34,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:55:34,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:55:34,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:55:34,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:55:34,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:55:34,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:55:34,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:55:34,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:55:34,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:55:34,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:55:34,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:55:34,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:55:34,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:55:34,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:55:34,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:55:34,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:55:34,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:55:34,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:55:34,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:55:34,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:55:34,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:55:34,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-19 06:55:34,792 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:55:34,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:55:34,793 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:55:34,793 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:55:34,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:55:34,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:55:34,794 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:55:34,795 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:55:34,795 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:55:34,795 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:55:34,795 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:55:34,796 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:55:34,796 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:55:34,796 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:55:34,796 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:55:34,800 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:55:34,800 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:55:34,801 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:55:34,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:55:34,802 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:55:34,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:55:34,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:55:34,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:55:34,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:55:34,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:55:34,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:55:34,804 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:55:34,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:55:34,805 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:55:34,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:55:34,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:55:34,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:55:34,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:55:34,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:55:34,807 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:55:34,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:55:34,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:55:34,808 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:55:34,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:55:34,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:55:34,809 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:55:34,809 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_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-19 06:55:35,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:55:35,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:55:35,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:55:35,236 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:55:35,237 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:55:35,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-19 06:55:35,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/a27ac82ca/ab6b0adb605042929c44c4163e60e7fc/FLAG71ce283eb [2022-11-19 06:55:36,118 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:55:36,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-19 06:55:36,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/a27ac82ca/ab6b0adb605042929c44c4163e60e7fc/FLAG71ce283eb [2022-11-19 06:55:36,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/a27ac82ca/ab6b0adb605042929c44c4163e60e7fc [2022-11-19 06:55:36,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:55:36,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:55:36,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:55:36,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:55:36,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:55:36,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:55:36" (1/1) ... [2022-11-19 06:55:36,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71972f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:36, skipping insertion in model container [2022-11-19 06:55:36,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:55:36" (1/1) ... [2022-11-19 06:55:36,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:55:36,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:55:36,905 WARN L234 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_aa22673b-ab73-4e45-8f85-38139458395e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-19 06:55:36,932 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. [2022-11-19 06:55:36,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15ab42c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:36, skipping insertion in model container [2022-11-19 06:55:36,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:55:36,933 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 06:55:36,935 INFO L158 Benchmark]: Toolchain (without parser) took 606.34ms. Allocated memory is still 134.2MB. Free memory was 91.4MB in the beginning and 106.2MB in the end (delta: -14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 06:55:36,936 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 109.4MB in the beginning and 109.3MB in the end (delta: 67.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:55:36,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.80ms. Allocated memory is still 134.2MB. Free memory was 91.2MB in the beginning and 106.2MB in the end (delta: -15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 06:55:36,939 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 109.4MB in the beginning and 109.3MB in the end (delta: 67.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.80ms. Allocated memory is still 134.2MB. Free memory was 91.2MB in the beginning and 106.2MB in the end (delta: -15.0MB). Peak memory consumption was 8.4MB. 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_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/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_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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-8393723 [2022-11-19 06:55:39,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:55:39,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:55:39,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:55:39,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:55:39,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:55:39,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:55:39,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:55:39,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:55:39,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:55:39,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:55:39,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:55:39,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:55:39,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:55:39,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:55:39,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:55:39,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:55:39,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:55:39,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:55:39,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:55:39,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:55:39,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:55:39,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:55:39,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:55:39,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:55:39,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:55:39,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:55:39,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:55:39,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:55:39,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:55:39,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:55:39,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:55:39,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:55:39,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:55:39,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:55:39,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:55:39,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:55:39,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:55:39,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:55:39,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:55:39,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:55:39,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-19 06:55:39,700 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:55:39,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:55:39,702 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:55:39,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:55:39,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:55:39,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:55:39,704 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:55:39,705 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:55:39,705 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:55:39,705 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:55:39,706 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:55:39,707 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:55:39,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:55:39,709 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:55:39,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:55:39,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:55:39,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:55:39,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:55:39,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:55:39,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:55:39,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 06:55:39,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 06:55:39,711 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:55:39,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:55:39,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:55:39,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:55:39,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:55:39,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 06:55:39,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:55:39,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:55:39,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:55:39,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:55:39,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:55:39,714 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 06:55:39,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 06:55:39,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:55:39,715 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:55:39,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 06:55:39,715 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_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2022-11-19 06:55:40,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:55:40,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:55:40,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:55:40,208 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:55:40,209 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:55:40,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-19 06:55:40,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/45dc78322/227df0727bf441eaace5f99e76a4c031/FLAG7f073a60c [2022-11-19 06:55:41,010 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:55:41,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2022-11-19 06:55:41,032 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/45dc78322/227df0727bf441eaace5f99e76a4c031/FLAG7f073a60c [2022-11-19 06:55:41,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa22673b-ab73-4e45-8f85-38139458395e/bin/utaipan-I9t0OCRTmS/data/45dc78322/227df0727bf441eaace5f99e76a4c031 [2022-11-19 06:55:41,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:55:41,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:55:41,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:55:41,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:55:41,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:55:41,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:55:41" (1/1) ... [2022-11-19 06:55:41,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10be5fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:41, skipping insertion in model container [2022-11-19 06:55:41,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:55:41" (1/1) ... [2022-11-19 06:55:41,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:55:41,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:55:41,790 WARN L234 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_aa22673b-ab73-4e45-8f85-38139458395e/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[30176,30189] [2022-11-19 06:55:41,812 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. [2022-11-19 06:55:41,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ed514fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:55:41, skipping insertion in model container [2022-11-19 06:55:41,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:55:41,813 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 06:55:41,816 INFO L158 Benchmark]: Toolchain (without parser) took 571.41ms. Allocated memory is still 73.4MB. Free memory was 54.1MB in the beginning and 42.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 06:55:41,817 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:55:41,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.93ms. Allocated memory is still 73.4MB. Free memory was 54.0MB in the beginning and 42.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 06:55:41,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.93ms. Allocated memory is still 73.4MB. Free memory was 54.0MB in the beginning and 42.1MB in the end (delta: 11.9MB). 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