./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b 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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- 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 08:23:02,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:23:02,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:23:02,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:23:02,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:23:02,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:23:02,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:23:02,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:23:02,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:23:02,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:23:02,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:23:02,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:23:02,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:23:02,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:23:02,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:23:02,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:23:02,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:23:02,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:23:02,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:23:02,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:23:02,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:23:02,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:23:02,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:23:02,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:23:02,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:23:02,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:23:02,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:23:02,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:23:02,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:23:02,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:23:02,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:23:02,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:23:02,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:23:02,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:23:02,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:23:02,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:23:02,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:23:02,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:23:02,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:23:02,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:23:02,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:23:02,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-19 08:23:02,577 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:23:02,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:23:02,596 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:23:02,597 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:23:02,598 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:23:02,598 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:23:02,598 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:23:02,599 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:23:02,599 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:23:02,599 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:23:02,600 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:23:02,600 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:23:02,601 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:23:02,601 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:23:02,601 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:23:02,602 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:23:02,602 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:23:02,602 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:23:02,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:23:02,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:23:02,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:23:02,605 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:23:02,605 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:23:02,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:23:02,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:23:02,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:23:02,606 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:23:02,607 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:23:02,607 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:23:02,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:23:02,608 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:23:02,608 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:23:02,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:23:02,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:23:02,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:23:02,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:23:02,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:23:02,610 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:23:02,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:23:02,611 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:23:02,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:23:02,611 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:23:02,611 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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-19 08:23:02,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:23:02,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:23:02,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:23:02,958 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:23:02,960 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:23:02,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:23:03,065 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/dba24afa6/61218d2572494dd1a6ce9267cef2b138/FLAG274bda78f [2022-11-19 08:23:03,729 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:23:03,730 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:23:03,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/dba24afa6/61218d2572494dd1a6ce9267cef2b138/FLAG274bda78f [2022-11-19 08:23:03,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/dba24afa6/61218d2572494dd1a6ce9267cef2b138 [2022-11-19 08:23:03,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:23:03,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:23:03,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:23:03,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:23:03,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:23:03,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:23:03" (1/1) ... [2022-11-19 08:23:03,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd934e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:03, skipping insertion in model container [2022-11-19 08:23:03,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:23:03" (1/1) ... [2022-11-19 08:23:03,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:23:04,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:23:04,326 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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-19 08:23:04,811 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-19 08:23:04,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e24e3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:04, skipping insertion in model container [2022-11-19 08:23:04,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:23:04,813 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:23:04,816 INFO L158 Benchmark]: Toolchain (without parser) took 846.40ms. Allocated memory is still 123.7MB. Free memory was 78.6MB in the beginning and 93.8MB in the end (delta: -15.2MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-11-19 08:23:04,818 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:23:04,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.47ms. Allocated memory is still 123.7MB. Free memory was 78.4MB in the beginning and 94.2MB in the end (delta: -15.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-11-19 08:23:04,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.47ms. Allocated memory is still 123.7MB. Free memory was 78.4MB in the beginning and 94.2MB in the end (delta: -15.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: 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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- 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 08:23:07,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:23:07,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:23:07,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:23:07,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:23:07,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:23:07,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:23:07,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:23:07,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:23:07,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:23:07,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:23:07,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:23:07,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:23:07,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:23:07,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:23:07,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:23:07,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:23:07,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:23:07,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:23:07,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:23:07,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:23:07,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:23:07,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:23:07,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:23:07,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:23:07,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:23:07,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:23:07,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:23:07,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:23:07,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:23:07,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:23:07,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:23:07,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:23:07,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:23:07,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:23:07,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:23:07,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:23:07,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:23:07,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:23:07,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:23:07,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:23:07,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-19 08:23:07,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:23:07,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:23:07,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:23:07,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:23:07,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:23:07,567 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:23:07,568 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:23:07,568 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:23:07,568 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:23:07,569 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:23:07,570 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:23:07,570 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:23:07,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:23:07,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:23:07,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:23:07,573 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:23:07,574 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:23:07,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:23:07,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:23:07,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:23:07,575 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:23:07,575 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:23:07,575 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:23:07,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:23:07,576 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:23:07,576 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:23:07,577 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:23:07,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:23:07,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:23:07,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:23:07,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:23:07,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:23:07,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:23:07,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:23:07,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:23:07,580 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:23:07,581 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:23:07,581 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:23:07,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:23:07,582 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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-19 08:23:08,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:23:08,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:23:08,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:23:08,135 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:23:08,136 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:23:08,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:23:08,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/c30137c71/d6ecd0125948455daca6c0895e038ed7/FLAG8fae41c0e [2022-11-19 08:23:09,031 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:23:09,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:23:09,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/c30137c71/d6ecd0125948455daca6c0895e038ed7/FLAG8fae41c0e [2022-11-19 08:23:09,236 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3201fa64-4bb3-4a78-8f51-23a2105c90ba/bin/utaipan-I9t0OCRTmS/data/c30137c71/d6ecd0125948455daca6c0895e038ed7 [2022-11-19 08:23:09,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:23:09,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:23:09,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:23:09,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:23:09,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:23:09,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:23:09" (1/1) ... [2022-11-19 08:23:09,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b4a01b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:09, skipping insertion in model container [2022-11-19 08:23:09,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:23:09" (1/1) ... [2022-11-19 08:23:09,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:23:09,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:23:09,575 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_3201fa64-4bb3-4a78-8f51-23a2105c90ba/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-19 08:23:10,083 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-19 08:23:10,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21f0f7f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:10, skipping insertion in model container [2022-11-19 08:23:10,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:23:10,085 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:23:10,088 INFO L158 Benchmark]: Toolchain (without parser) took 846.32ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 31.5MB in the beginning and 56.7MB in the end (delta: -25.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:23:10,090 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 46.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:23:10,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 842.77ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 31.2MB in the beginning and 56.7MB in the end (delta: -25.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:23:10,096 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 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 46.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 842.77ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 31.2MB in the beginning and 56.7MB in the end (delta: -25.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: 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