./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/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_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs --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_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/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_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs --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-5709675 [2021-10-16 03:00:14,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:00:14,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:00:14,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:00:14,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:00:14,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:00:14,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:00:14,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:00:14,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:00:14,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:00:14,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:00:14,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:00:14,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:00:14,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:00:14,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:00:14,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:00:14,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:00:14,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:00:14,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:00:14,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:00:14,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:00:14,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:00:14,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:00:14,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:00:14,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:00:14,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:00:14,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:00:14,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:00:14,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:00:14,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:00:14,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:00:14,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:00:14,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:00:14,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:00:14,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:00:14,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:00:14,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:00:14,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:00:14,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:00:14,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:00:14,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:00:14,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 03:00:14,871 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:00:14,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:00:14,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:00:14,873 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:00:14,873 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:00:14,873 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:00:14,874 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:00:14,874 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:00:14,874 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:00:14,874 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:00:14,874 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:00:14,875 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:00:14,875 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:00:14,875 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:00:14,875 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:00:14,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:00:14,876 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:00:14,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:00:14,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:00:14,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:00:14,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:00:14,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:00:14,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:00:14,883 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:00:14,883 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:00:14,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:00:14,884 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:00:14,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:00:14,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:00:14,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:00:14,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:00:14,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:00:14,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:00:14,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:00:14,886 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:00:14,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:00:14,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:00:14,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:00:14,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:00:14,887 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_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-10-16 03:00:15,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:00:15,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:00:15,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:00:15,232 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:00:15,233 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:00:15,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-16 03:00:15,319 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/de948d72c/39ad277066fa4a79b0338ed18c184481/FLAG8a2e0ace7 [2021-10-16 03:00:15,850 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:00:15,850 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-16 03:00:15,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/de948d72c/39ad277066fa4a79b0338ed18c184481/FLAG8a2e0ace7 [2021-10-16 03:00:16,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/de948d72c/39ad277066fa4a79b0338ed18c184481 [2021-10-16 03:00:16,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:00:16,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:00:16,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:00:16,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:00:16,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:00:16,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:00:16" (1/1) ... [2021-10-16 03:00:16,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ac39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:16, skipping insertion in model container [2021-10-16 03:00:16,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:00:16" (1/1) ... [2021-10-16 03:00:16,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:00:16,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:00:16,438 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_a785aff2-98bb-4181-b5ff-41f88065b5e4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-16 03:00:16,817 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-16 03:00:16,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f553650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:16, skipping insertion in model container [2021-10-16 03:00:16,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:00:16,819 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:00:16,821 INFO L168 Benchmark]: Toolchain (without parser) took 681.08 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 49.9 MB in the beginning and 86.0 MB in the end (delta: -36.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-10-16 03:00:16,822 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory is still 68.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:00:16,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.70 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 49.7 MB in the beginning and 86.0 MB in the end (delta: -36.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:00:16,825 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory is still 68.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 675.70 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 49.7 MB in the beginning and 86.0 MB in the end (delta: -36.3 MB). Peak memory consumption was 9.1 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-5709675 [2021-10-16 03:00:19,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:00:19,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:00:19,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:00:19,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:00:19,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:00:19,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:00:19,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:00:19,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:00:19,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:00:19,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:00:19,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:00:19,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:00:19,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:00:19,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:00:19,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:00:19,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:00:19,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:00:19,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:00:19,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:00:19,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:00:19,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:00:19,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:00:19,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:00:19,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:00:19,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:00:19,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:00:19,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:00:19,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:00:19,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:00:19,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:00:19,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:00:19,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:00:19,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:00:19,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:00:19,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:00:19,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:00:19,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:00:19,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:00:19,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:00:19,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:00:19,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 03:00:19,435 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:00:19,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:00:19,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:00:19,438 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:00:19,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:00:19,438 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:00:19,439 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:00:19,439 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:00:19,439 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:00:19,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:00:19,442 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:00:19,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:00:19,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:00:19,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:00:19,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:00:19,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:00:19,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:00:19,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:00:19,444 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:00:19,445 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:00:19,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:00:19,445 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:00:19,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:00:19,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:00:19,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:00:19,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:00:19,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:00:19,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:00:19,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:00:19,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:00:19,448 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:00:19,448 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:00:19,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:00:19,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:00:19,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:00:19,450 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_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2021-10-16 03:00:19,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:00:19,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:00:19,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:00:19,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:00:19,900 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:00:19,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-16 03:00:19,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/8cc44002e/fb971956c74f4083be2a235c4c74e578/FLAG451268da8 [2021-10-16 03:00:20,651 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:00:20,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-16 03:00:20,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/8cc44002e/fb971956c74f4083be2a235c4c74e578/FLAG451268da8 [2021-10-16 03:00:20,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a785aff2-98bb-4181-b5ff-41f88065b5e4/bin/utaipan-mTDlp9Zugs/data/8cc44002e/fb971956c74f4083be2a235c4c74e578 [2021-10-16 03:00:20,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:00:20,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:00:20,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:00:20,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:00:20,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:00:20,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:00:20" (1/1) ... [2021-10-16 03:00:20,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bdf5848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:20, skipping insertion in model container [2021-10-16 03:00:20,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:00:20" (1/1) ... [2021-10-16 03:00:20,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:00:20,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:00:21,210 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_a785aff2-98bb-4181-b5ff-41f88065b5e4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-16 03:00:21,629 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-16 03:00:21,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dac1a5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:00:21, skipping insertion in model container [2021-10-16 03:00:21,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:00:21,630 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:00:21,633 INFO L168 Benchmark]: Toolchain (without parser) took 755.81 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 30.1 MB in the beginning and 53.2 MB in the end (delta: -23.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:00:21,634 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory is still 35.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:00:21,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.52 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 29.9 MB in the beginning and 53.2 MB in the end (delta: -23.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:00:21,636 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 54.5 MB. Free memory is still 35.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 753.52 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 29.9 MB in the beginning and 53.2 MB in the end (delta: -23.3 MB). Peak memory consumption was 10.5 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...