./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/one_time_barrier_3t.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/one_time_barrier_3t.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66275b84d564378d1750bd36f7def24f225041a4 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:25:40,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:25:40,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:25:40,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:25:40,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:25:40,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:25:40,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:25:40,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:25:40,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:25:40,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:25:40,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:25:40,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:25:40,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:25:40,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:25:40,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:25:40,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:25:40,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:25:40,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:25:40,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:25:40,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:25:40,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:25:40,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:25:40,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:25:40,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:25:40,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:25:40,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:25:40,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:25:40,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:25:40,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:25:40,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:25:40,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:25:40,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:25:40,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:25:40,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:25:40,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:25:40,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:25:40,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:25:40,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:25:40,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:25:40,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:25:40,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:25:40,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:25:40,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:25:40,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:25:40,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:25:40,517 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:25:40,517 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:25:40,517 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:25:40,518 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:25:40,518 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:25:40,518 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:25:40,518 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:25:40,518 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:25:40,518 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:25:40,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:25:40,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:25:40,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:25:40,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:25:40,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:25:40,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:25:40,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:25:40,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:25:40,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:25:40,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:25:40,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:25:40,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:25:40,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:25:40,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:25:40,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:25:40,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:25:40,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:25:40,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:25:40,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:25:40,525 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:25:40,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:25:40,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:25:40,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:25:40,525 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan 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(__VERIFIER_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 -> 66275b84d564378d1750bd36f7def24f225041a4 [2019-10-22 11:25:40,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:25:40,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:25:40,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:25:40,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:25:40,581 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:25:40,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/../../sv-benchmarks/c/pthread-divine/one_time_barrier_3t.i [2019-10-22 11:25:40,630 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/data/ba0ef8747/f98f27142e88494fa978904181e3a7ed/FLAG79733fa12 [2019-10-22 11:25:41,105 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:25:41,105 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/sv-benchmarks/c/pthread-divine/one_time_barrier_3t.i [2019-10-22 11:25:41,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/data/ba0ef8747/f98f27142e88494fa978904181e3a7ed/FLAG79733fa12 [2019-10-22 11:25:41,602 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2cde31d2-2e2e-4706-81a0-457a80569ead/bin/utaipan/data/ba0ef8747/f98f27142e88494fa978904181e3a7ed [2019-10-22 11:25:41,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:25:41,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:25:41,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:41,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:25:41,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:25:41,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:41" (1/1) ... [2019-10-22 11:25:41,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10497a6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:41, skipping insertion in model container [2019-10-22 11:25:41,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:41" (1/1) ... [2019-10-22 11:25:41,622 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:25:41,661 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:25:41,894 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-10-22 11:25:42,090 ERROR L309 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_cond_init [2019-10-22 11:25:42,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@186d4782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:42, skipping insertion in model container [2019-10-22 11:25:42,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:42,092 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 11:25:42,095 INFO L168 Benchmark]: Toolchain (without parser) took 488.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:42,096 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:25:42,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:42,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 485.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 697]: Unsupported Syntax Unsupported function: pthread_cond_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...