./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/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_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- 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 07:29:11,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:29:11,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:29:11,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:29:11,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:29:11,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:29:11,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:29:11,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:29:11,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:29:11,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:29:11,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:29:11,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:29:11,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:29:11,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:29:11,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:29:11,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:29:11,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:29:11,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:29:11,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:29:11,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:29:11,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:29:11,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:29:11,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:29:11,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:29:11,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:29:11,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:29:11,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:29:11,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:29:11,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:29:11,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:29:11,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:29:11,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:29:11,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:29:11,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:29:11,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:29:11,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:29:11,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:29:11,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:29:11,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:29:11,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:29:11,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:29:11,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-19 07:29:11,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:29:11,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:29:11,855 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:29:11,855 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:29:11,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:29:11,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:29:11,856 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:29:11,857 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:29:11,857 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:29:11,857 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:29:11,858 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:29:11,859 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:29:11,859 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:29:11,859 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:29:11,859 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:29:11,860 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:29:11,860 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:29:11,860 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:29:11,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 07:29:11,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 07:29:11,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:29:11,863 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:29:11,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:29:11,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:29:11,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:29:11,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:29:11,864 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 07:29:11,865 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 07:29:11,865 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 07:29:11,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:29:11,866 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:29:11,866 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:29:11,866 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:29:11,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:29:11,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:29:11,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:29:11,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:29:11,867 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:29:11,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:29:11,868 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:29:11,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:29:11,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:29:11,869 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_b59a55c1-3d04-44b2-9515-b9f4479585d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-11-19 07:29:12,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:29:12,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:29:12,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:29:12,254 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:29:12,255 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:29:12,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-19 07:29:12,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/4aebe8cf2/3c99af23f2fe4615874ac663705b9982/FLAG528023645 [2022-11-19 07:29:12,852 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:29:12,852 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-19 07:29:12,884 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/4aebe8cf2/3c99af23f2fe4615874ac663705b9982/FLAG528023645 [2022-11-19 07:29:13,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/4aebe8cf2/3c99af23f2fe4615874ac663705b9982 [2022-11-19 07:29:13,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:29:13,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:29:13,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:13,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:29:13,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:29:13,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:13" (1/1) ... [2022-11-19 07:29:13,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744ce902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:13, skipping insertion in model container [2022-11-19 07:29:13,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:13" (1/1) ... [2022-11-19 07:29:13,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:29:13,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:29:13,792 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_b59a55c1-3d04-44b2-9515-b9f4479585d6/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-11-19 07:29:13,806 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 07:29:13,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17ecdd95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:13, skipping insertion in model container [2022-11-19 07:29:13,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:13,808 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:29:13,809 INFO L158 Benchmark]: Toolchain (without parser) took 520.84ms. Allocated memory is still 130.0MB. Free memory was 91.6MB in the beginning and 102.2MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:29:13,810 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:29:13,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.09ms. Allocated memory is still 130.0MB. Free memory was 91.4MB in the beginning and 102.2MB in the end (delta: -10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:29:13,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.09ms. Allocated memory is still 130.0MB. Free memory was 91.4MB in the beginning and 102.2MB in the end (delta: -10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: 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_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/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_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 --- 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 07:29:15,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:29:15,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:29:16,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:29:16,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:29:16,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:29:16,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:29:16,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:29:16,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:29:16,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:29:16,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:29:16,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:29:16,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:29:16,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:29:16,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:29:16,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:29:16,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:29:16,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:29:16,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:29:16,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:29:16,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:29:16,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:29:16,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:29:16,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:29:16,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:29:16,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:29:16,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:29:16,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:29:16,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:29:16,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:29:16,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:29:16,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:29:16,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:29:16,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:29:16,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:29:16,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:29:16,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:29:16,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:29:16,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:29:16,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:29:16,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:29:16,093 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-19 07:29:16,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:29:16,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:29:16,145 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:29:16,145 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:29:16,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:29:16,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:29:16,147 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:29:16,147 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:29:16,148 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:29:16,148 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:29:16,149 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:29:16,158 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:29:16,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 07:29:16,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 07:29:16,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:29:16,161 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:29:16,161 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:29:16,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:29:16,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:29:16,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:29:16,163 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 07:29:16,163 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 07:29:16,163 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 07:29:16,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:29:16,164 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:29:16,165 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:29:16,165 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:29:16,165 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:29:16,166 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:29:16,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:29:16,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:29:16,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:29:16,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:29:16,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:29:16,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:29:16,169 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:29:16,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:29:16,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:29:16,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:29:16,170 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_b59a55c1-3d04-44b2-9515-b9f4479585d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a5467924cd62a6d6301376f871a3fa704e759ac548ad813feae8f9d5b696103 [2022-11-19 07:29:16,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:29:16,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:29:16,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:29:16,612 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:29:16,613 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:29:16,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-19 07:29:16,681 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/7db92dbc0/6fad4a89f382417e877f6ab05c4c55dd/FLAG07a773917 [2022-11-19 07:29:17,286 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:29:17,291 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2022-11-19 07:29:17,309 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/7db92dbc0/6fad4a89f382417e877f6ab05c4c55dd/FLAG07a773917 [2022-11-19 07:29:17,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59a55c1-3d04-44b2-9515-b9f4479585d6/bin/utaipan-I9t0OCRTmS/data/7db92dbc0/6fad4a89f382417e877f6ab05c4c55dd [2022-11-19 07:29:17,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:29:17,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:29:17,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:17,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:29:17,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:29:17,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:17" (1/1) ... [2022-11-19 07:29:17,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce23932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:17, skipping insertion in model container [2022-11-19 07:29:17,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:17" (1/1) ... [2022-11-19 07:29:17,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:29:17,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:29:18,103 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_b59a55c1-3d04-44b2-9515-b9f4479585d6/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[30176,30189] [2022-11-19 07:29:18,125 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 07:29:18,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b26340b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:18, skipping insertion in model container [2022-11-19 07:29:18,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:18,126 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:29:18,129 INFO L158 Benchmark]: Toolchain (without parser) took 503.92ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 42.6MB in the end (delta: -3.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:29:18,130 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:29:18,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.06ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 42.6MB in the end (delta: -3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 07:29:18,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.06ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 42.6MB in the end (delta: -3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 709]: 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