./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:06:00,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:06:00,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:06:00,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:06:00,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:06:00,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:06:00,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:06:00,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:06:00,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:06:00,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:06:00,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:06:00,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:06:00,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:06:00,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:06:00,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:06:00,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:06:00,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:06:00,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:06:00,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:06:00,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:06:00,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:06:00,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:06:00,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:06:00,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:06:00,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:06:00,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:06:00,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:06:00,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:06:00,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:06:00,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:06:00,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:06:00,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:06:00,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:06:00,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:06:00,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:06:00,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:06:00,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:06:00,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:06:00,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:06:00,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:06:00,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:06:00,522 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 08:06:00,564 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:06:00,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:06:00,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:06:00,569 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:06:00,569 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:06:00,569 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:06:00,569 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:06:00,570 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:06:00,570 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:06:00,570 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:06:00,577 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:06:00,578 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:06:00,578 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:06:00,578 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:06:00,578 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:06:00,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:06:00,580 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:06:00,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:06:00,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:06:00,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:06:00,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:06:00,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:06:00,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:06:00,582 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:06:00,582 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:06:00,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:06:00,582 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:06:00,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:06:00,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:06:00,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:06:00,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:06:00,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:06:00,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:06:00,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:06:00,586 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:06:00,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:06:00,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:06:00,587 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:06:00,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:06:00,587 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-10-13 08:06:00,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:06:00,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:06:00,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:06:00,846 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:06:00,847 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:06:00,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-13 08:06:00,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/c877f3181/d13950830029488996d0912837745c55/FLAG23e3fce96 [2021-10-13 08:06:01,502 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:06:01,503 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-13 08:06:01,521 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/c877f3181/d13950830029488996d0912837745c55/FLAG23e3fce96 [2021-10-13 08:06:01,738 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/c877f3181/d13950830029488996d0912837745c55 [2021-10-13 08:06:01,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:06:01,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:06:01,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:01,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:06:01,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:06:01,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:01" (1/1) ... [2021-10-13 08:06:01,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69aea46d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:01, skipping insertion in model container [2021-10-13 08:06:01,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:01" (1/1) ... [2021-10-13 08:06:01,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:06:01,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:06:02,049 WARN L228 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_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-13 08:06:02,450 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-13 08:06:02,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38e3f00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:02, skipping insertion in model container [2021-10-13 08:06:02,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:02,452 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:06:02,454 INFO L168 Benchmark]: Toolchain (without parser) took 710.97 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 78.8 MB in the beginning and 105.6 MB in the end (delta: -26.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:02,454 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:06:02,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.52 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 78.6 MB in the beginning and 105.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:02,457 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 707.52 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 78.6 MB in the beginning and 105.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:06:04,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:06:04,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:06:04,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:06:04,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:06:04,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:06:04,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:06:04,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:06:04,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:06:04,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:06:04,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:06:04,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:06:04,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:06:04,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:06:04,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:06:04,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:06:04,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:06:04,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:06:04,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:06:04,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:06:04,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:06:04,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:06:04,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:06:04,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:06:04,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:06:04,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:06:04,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:06:04,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:06:04,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:06:04,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:06:04,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:06:04,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:06:04,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:06:04,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:06:04,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:06:04,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:06:04,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:06:04,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:06:04,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:06:04,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:06:04,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:06:04,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 08:06:04,577 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:06:04,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:06:04,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:06:04,579 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:06:04,579 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:06:04,579 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:06:04,579 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:06:04,580 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:06:04,580 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:06:04,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:06:04,582 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:06:04,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:06:04,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:06:04,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:06:04,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:06:04,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:06:04,584 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:06:04,584 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:06:04,584 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:06:04,584 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:06:04,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:06:04,585 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:06:04,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:06:04,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:06:04,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:06:04,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:06:04,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:06:04,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:06:04,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:06:04,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:06:04,587 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:06:04,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:06:04,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:06:04,587 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:06:04,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:06:04,588 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_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-10-13 08:06:04,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:06:05,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:06:05,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:06:05,025 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:06:05,025 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:06:05,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-13 08:06:05,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/f8cc4989d/8229b1dd93504f408cca924a5744325b/FLAGd13e1083d [2021-10-13 08:06:05,733 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:06:05,734 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-13 08:06:05,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/f8cc4989d/8229b1dd93504f408cca924a5744325b/FLAGd13e1083d [2021-10-13 08:06:05,965 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/bin/utaipan-q2qaUkNPG8/data/f8cc4989d/8229b1dd93504f408cca924a5744325b [2021-10-13 08:06:05,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:06:05,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:06:05,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:05,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:06:05,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:06:05,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:05" (1/1) ... [2021-10-13 08:06:05,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de139e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:05, skipping insertion in model container [2021-10-13 08:06:05,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:05" (1/1) ... [2021-10-13 08:06:05,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:06:06,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:06:06,187 WARN L228 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_1930a5fd-0be7-40d0-9326-fe9c5f9fdcca/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-13 08:06:06,593 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-13 08:06:06,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51211871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:06, skipping insertion in model container [2021-10-13 08:06:06,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:06:06,594 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:06:06,596 INFO L168 Benchmark]: Toolchain (without parser) took 626.53 ms. Allocated memory is still 75.5 MB. Free memory was 54.2 MB in the beginning and 38.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:06,597 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 75.5 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 53.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:06:06,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.35 ms. Allocated memory is still 75.5 MB. Free memory was 54.0 MB in the beginning and 38.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 08:06:06,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 75.5 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 53.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 624.35 ms. Allocated memory is still 75.5 MB. Free memory was 54.0 MB in the beginning and 38.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * 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...