./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- 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-b5237d8 [2022-11-22 01:13:56,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:13:56,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:13:56,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:13:56,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:13:56,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:13:56,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:13:56,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:13:56,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:13:56,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:13:56,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:13:56,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:13:56,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:13:56,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:13:56,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:13:56,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:13:56,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:13:56,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:13:56,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:13:56,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:13:56,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:13:56,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:13:56,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:13:56,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:13:56,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:13:56,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:13:56,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:13:56,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:13:56,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:13:56,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:13:56,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:13:56,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:13:56,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:13:56,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:13:56,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:13:56,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:13:56,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:13:56,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:13:56,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:13:56,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:13:56,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:13:56,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-22 01:13:57,020 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:13:57,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:13:57,022 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:13:57,022 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:13:57,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:13:57,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:13:57,024 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:13:57,024 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:13:57,025 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:13:57,025 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:13:57,026 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:13:57,027 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:13:57,027 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:13:57,027 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:13:57,028 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:13:57,028 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:13:57,028 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:13:57,028 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:13:57,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 01:13:57,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 01:13:57,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:13:57,030 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 01:13:57,031 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:13:57,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:13:57,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 01:13:57,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:13:57,032 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 01:13:57,032 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 01:13:57,032 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 01:13:57,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:13:57,033 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:13:57,034 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 01:13:57,034 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:13:57,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:13:57,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:13:57,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:13:57,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:13:57,035 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:13:57,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:13:57,036 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:13:57,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:13:57,036 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:13:57,037 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_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2022-11-22 01:13:57,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:13:57,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:13:57,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:13:57,410 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:13:57,410 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:13:57,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-22 01:14:00,471 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:14:00,844 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:14:00,846 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-22 01:14:00,868 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data/4be6b0083/c840539ffa394ae5a6e17d9c6141bab1/FLAG393920476 [2022-11-22 01:14:00,885 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data/4be6b0083/c840539ffa394ae5a6e17d9c6141bab1 [2022-11-22 01:14:00,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:14:00,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:14:00,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:00,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:14:00,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:14:00,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:00" (1/1) ... [2022-11-22 01:14:00,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f24435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:00, skipping insertion in model container [2022-11-22 01:14:00,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:00" (1/1) ... [2022-11-22 01:14:00,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:14:00,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:14:01,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2022-11-22 01:14:01,710 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 01:14:01,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73b7de1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:01, skipping insertion in model container [2022-11-22 01:14:01,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:01,712 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:14:01,714 INFO L158 Benchmark]: Toolchain (without parser) took 823.88ms. Allocated memory is still 146.8MB. Free memory was 101.1MB in the beginning and 84.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 01:14:01,715 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:14:01,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.98ms. Allocated memory is still 146.8MB. Free memory was 100.6MB in the beginning and 84.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 01:14:01,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.98ms. Allocated memory is still 146.8MB. Free memory was 100.6MB in the beginning and 84.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- 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-b5237d8 [2022-11-22 01:14:04,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:14:04,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:14:04,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:14:04,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:14:04,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:14:04,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:14:04,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:14:04,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:14:04,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:14:04,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:14:04,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:14:04,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:14:04,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:14:04,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:14:04,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:14:04,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:14:04,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:14:04,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:14:04,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:14:04,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:14:04,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:14:04,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:14:04,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:14:04,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:14:04,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:14:04,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:14:04,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:14:04,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:14:04,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:14:04,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:14:04,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:14:04,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:14:04,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:14:04,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:14:04,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:14:04,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:14:04,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:14:04,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:14:04,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:14:04,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:14:04,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-22 01:14:04,294 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:14:04,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:14:04,295 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:14:04,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:14:04,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:14:04,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:14:04,297 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:14:04,297 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:14:04,298 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:14:04,298 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:14:04,298 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:14:04,298 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:14:04,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 01:14:04,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 01:14:04,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:14:04,300 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 01:14:04,301 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:14:04,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:14:04,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 01:14:04,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:14:04,302 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 01:14:04,306 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 01:14:04,307 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 01:14:04,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:14:04,308 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:14:04,308 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 01:14:04,308 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 01:14:04,308 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 01:14:04,309 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:14:04,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:14:04,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 01:14:04,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:14:04,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:14:04,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:14:04,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:14:04,312 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 01:14:04,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 01:14:04,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:14:04,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 01:14:04,314 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_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2022-11-22 01:14:04,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:14:04,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:14:04,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:14:04,824 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:14:04,825 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:14:04,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-22 01:14:08,211 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:14:08,598 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:14:08,599 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-22 01:14:08,630 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data/7ea770331/1949eb605b5f404e8d0e8705e9f50aa5/FLAGd6584becf [2022-11-22 01:14:08,646 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/bin/utaipan-g80aRyZoba/data/7ea770331/1949eb605b5f404e8d0e8705e9f50aa5 [2022-11-22 01:14:08,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:14:08,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:14:08,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:08,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:14:08,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:14:08,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:08" (1/1) ... [2022-11-22 01:14:08,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7c22ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:08, skipping insertion in model container [2022-11-22 01:14:08,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:14:08" (1/1) ... [2022-11-22 01:14:08,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:14:08,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:14:09,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e26b83-857e-4edd-935e-e758dd9ff1b7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2022-11-22 01:14:09,697 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 01:14:09,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6458fef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:14:09, skipping insertion in model container [2022-11-22 01:14:09,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:14:09,698 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:14:09,701 INFO L158 Benchmark]: Toolchain (without parser) took 1049.17ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.6MB in the beginning and 61.8MB in the end (delta: -20.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-11-22 01:14:09,702 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:14:09,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1043.08ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.5MB in the beginning and 61.9MB in the end (delta: -20.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-11-22 01:14:09,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1043.08ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.5MB in the beginning and 61.9MB in the end (delta: -20.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init 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