./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/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_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --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-5e519f3 [2022-11-03 02:38:25,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:38:25,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:38:25,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:38:25,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:38:25,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:38:25,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:38:25,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:38:25,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:38:25,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:38:25,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:38:25,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:38:25,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:38:25,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:38:25,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:38:25,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:38:25,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:38:25,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:38:25,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:38:25,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:38:25,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:38:25,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:38:25,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:38:25,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:38:25,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:38:25,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:38:25,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:38:25,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:38:25,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:38:25,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:38:25,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:38:25,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:38:25,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:38:25,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:38:25,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:38:25,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:38:25,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:38:25,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:38:25,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:38:25,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:38:25,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:38:25,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-03 02:38:25,531 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:38:25,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:38:25,532 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:38:25,532 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:38:25,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:38:25,533 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:38:25,533 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:38:25,533 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:38:25,534 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:38:25,534 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:38:25,535 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:38:25,535 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:38:25,535 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:38:25,536 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:38:25,536 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:38:25,536 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:38:25,536 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:38:25,537 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:38:25,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:38:25,538 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 02:38:25,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 02:38:25,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:38:25,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 02:38:25,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:38:25,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:38:25,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:38:25,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:38:25,551 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-03 02:38:25,551 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 02:38:25,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:38:25,552 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:38:25,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:38:25,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:38:25,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:38:25,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:38:25,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:38:25,553 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:38:25,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:38:25,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:38:25,554 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:38:25,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:38:25,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:38:25,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:38:25,555 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_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-03 02:38:25,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:38:25,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:38:25,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:38:25,900 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:38:25,901 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:38:25,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-03 02:38:25,985 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/4a929214f/646f5f9bca6442ce927d144611efdebe/FLAG181c1f435 [2022-11-03 02:38:26,550 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:38:26,551 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-03 02:38:26,571 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/4a929214f/646f5f9bca6442ce927d144611efdebe/FLAG181c1f435 [2022-11-03 02:38:26,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/4a929214f/646f5f9bca6442ce927d144611efdebe [2022-11-03 02:38:26,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:38:26,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:38:26,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:38:26,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:38:26,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:38:26,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:38:26" (1/1) ... [2022-11-03 02:38:26,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15aa468d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:38:26, skipping insertion in model container [2022-11-03 02:38:26,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:38:26" (1/1) ... [2022-11-03 02:38:26,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:38:26,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:38:27,101 WARN L230 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_016f42d0-8394-4fdc-97f5-e341def464a9/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-03 02:38:27,668 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-03 02:38:27,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e4662f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:38:27, skipping insertion in model container [2022-11-03 02:38:27,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:38:27,669 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:38:27,672 INFO L158 Benchmark]: Toolchain (without parser) took 846.79ms. Allocated memory is still 90.2MB. Free memory was 62.9MB in the beginning and 58.0MB in the end (delta: 4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:38:27,673 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 90.2MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:38:27,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 844.45ms. Allocated memory is still 90.2MB. Free memory was 62.7MB in the beginning and 58.2MB in the end (delta: 4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:38:27,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 90.2MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 844.45ms. Allocated memory is still 90.2MB. Free memory was 62.7MB in the beginning and 58.2MB in the end (delta: 4.6MB). 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/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_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --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-5e519f3 [2022-11-03 02:38:29,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:38:29,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:38:29,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:38:29,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:38:29,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:38:29,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:38:29,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:38:29,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:38:29,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:38:29,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:38:29,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:38:29,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:38:29,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:38:29,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:38:29,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:38:29,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:38:29,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:38:29,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:38:29,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:38:29,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:38:29,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:38:29,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:38:29,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:38:29,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:38:29,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:38:29,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:38:29,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:38:29,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:38:29,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:38:29,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:38:29,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:38:29,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:38:29,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:38:29,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:38:29,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:38:29,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:38:29,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:38:29,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:38:29,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:38:29,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:38:29,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-03 02:38:30,009 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:38:30,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:38:30,012 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:38:30,012 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:38:30,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:38:30,014 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:38:30,014 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:38:30,014 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:38:30,015 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:38:30,015 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:38:30,016 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:38:30,016 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:38:30,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:38:30,018 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 02:38:30,018 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 02:38:30,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 02:38:30,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:38:30,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:38:30,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:38:30,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:38:30,019 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-03 02:38:30,020 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:38:30,020 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:38:30,020 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 02:38:30,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:38:30,020 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:38:30,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:38:30,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:38:30,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:38:30,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:38:30,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:38:30,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:38:30,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:38:30,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:38:30,023 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:38:30,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:38:30,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:38:30,024 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:38:30,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:38:30,024 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_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-03 02:38:30,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:38:30,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:38:30,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:38:30,460 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:38:30,460 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:38:30,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-03 02:38:30,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/a06127e1b/94047a57a63d4a25a183fc7d2ce17530/FLAG8407aaa2e [2022-11-03 02:38:31,250 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:38:31,251 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-03 02:38:31,267 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/a06127e1b/94047a57a63d4a25a183fc7d2ce17530/FLAG8407aaa2e [2022-11-03 02:38:31,537 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f42d0-8394-4fdc-97f5-e341def464a9/bin/utaipan-7li7fVZpFI/data/a06127e1b/94047a57a63d4a25a183fc7d2ce17530 [2022-11-03 02:38:31,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:38:31,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:38:31,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:38:31,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:38:31,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:38:31,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:38:31" (1/1) ... [2022-11-03 02:38:31,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107f7f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:38:31, skipping insertion in model container [2022-11-03 02:38:31,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:38:31" (1/1) ... [2022-11-03 02:38:31,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:38:31,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:38:31,857 WARN L230 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_016f42d0-8394-4fdc-97f5-e341def464a9/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-03 02:38:32,266 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-03 02:38:32,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@332c8cf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:38:32, skipping insertion in model container [2022-11-03 02:38:32,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:38:32,267 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:38:32,269 INFO L158 Benchmark]: Toolchain (without parser) took 726.84ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 41.4MB in the end (delta: -692.0kB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-03 02:38:32,275 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:38:32,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.63ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 41.4MB in the end (delta: -917.8kB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-03 02:38:32,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.63ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 41.4MB in the end (delta: -917.8kB). Peak memory consumption was 14.6MB. 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