./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 38b53e6a 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_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/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_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur --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-38b53e6 [2022-11-26 00:42:57,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:42:57,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:42:57,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:42:57,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:42:57,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:42:57,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:42:57,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:42:57,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:42:57,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:42:57,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:42:57,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:42:57,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:42:57,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:42:57,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:42:57,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:42:57,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:42:57,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:42:57,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:42:57,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:42:57,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:42:57,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:42:57,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:42:57,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:42:57,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:42:57,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:42:57,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:42:57,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:42:57,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:42:57,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:42:57,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:42:57,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:42:57,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:42:57,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:42:57,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:42:57,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:42:57,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:42:57,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:42:57,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:42:57,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:42:57,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:42:57,751 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-26 00:42:57,787 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:42:57,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:42:57,791 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:42:57,791 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:42:57,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:42:57,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:42:57,793 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:42:57,793 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:42:57,794 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:42:57,794 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:42:57,795 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:42:57,796 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:42:57,796 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:42:57,796 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:42:57,796 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:42:57,797 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:42:57,797 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:42:57,797 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:42:57,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:42:57,799 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:42:57,799 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:42:57,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:42:57,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:42:57,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:42:57,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:42:57,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:42:57,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:42:57,802 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-26 00:42:57,802 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:42:57,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:42:57,803 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:42:57,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:42:57,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:42:57,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:42:57,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:42:57,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:42:57,805 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:42:57,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:42:57,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:42:57,806 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:42:57,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:42:57,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:42:57,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:42:57,807 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_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-26 00:42:58,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:42:58,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:42:58,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:42:58,195 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:42:58,196 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:42:58,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-26 00:43:01,502 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:43:01,890 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:43:01,890 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-26 00:43:01,917 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data/144b0fcc6/3fd278436c584e1a9ebf5bda18772a43/FLAGb20e6ab3e [2022-11-26 00:43:01,937 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data/144b0fcc6/3fd278436c584e1a9ebf5bda18772a43 [2022-11-26 00:43:01,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:43:01,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:43:01,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:43:01,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:43:01,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:43:01,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:43:01" (1/1) ... [2022-11-26 00:43:01,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@156eeb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:43:01, skipping insertion in model container [2022-11-26 00:43:01,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:43:01" (1/1) ... [2022-11-26 00:43:01,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:43:02,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:43:02,290 WARN L237 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_33615634-e1e3-4caa-afe3-fd9bd05987f0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-26 00:43:02,906 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-26 00:43:02,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18e53140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:43:02, skipping insertion in model container [2022-11-26 00:43:02,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:43:02,907 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:43:02,909 INFO L158 Benchmark]: Toolchain (without parser) took 964.86ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 102.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-26 00:43:02,910 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:43:02,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 959.04ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 102.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-26 00:43:02,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 959.04ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 102.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. 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_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/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_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur --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-38b53e6 [2022-11-26 00:43:05,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:43:05,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:43:05,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:43:05,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:43:05,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:43:05,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:43:05,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:43:05,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:43:05,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:43:05,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:43:05,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:43:05,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:43:05,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:43:05,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:43:05,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:43:05,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:43:05,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:43:05,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:43:05,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:43:05,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:43:05,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:43:05,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:43:05,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:43:05,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:43:05,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:43:05,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:43:05,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:43:05,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:43:05,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:43:05,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:43:05,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:43:05,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:43:05,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:43:05,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:43:05,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:43:05,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:43:05,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:43:05,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:43:05,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:43:05,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:43:05,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-26 00:43:05,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:43:05,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:43:05,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:43:05,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:43:05,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:43:05,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:43:05,567 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:43:05,567 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:43:05,567 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:43:05,567 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:43:05,568 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:43:05,568 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:43:05,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:43:05,569 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:43:05,570 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:43:05,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:43:05,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:43:05,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:43:05,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:43:05,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:43:05,571 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-26 00:43:05,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:43:05,572 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:43:05,572 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:43:05,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:43:05,573 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:43:05,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:43:05,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:43:05,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:43:05,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:43:05,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:43:05,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:43:05,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:43:05,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:43:05,575 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:43:05,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:43:05,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:43:05,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:43:05,576 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:43:05,577 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_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-26 00:43:05,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:43:06,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:43:06,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:43:06,018 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:43:06,019 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:43:06,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-26 00:43:09,317 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:43:09,793 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:43:09,794 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-26 00:43:09,811 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data/944df1932/110a5eaf3e204157a4bc253d5a8d5f21/FLAG9dfdc62d7 [2022-11-26 00:43:09,833 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33615634-e1e3-4caa-afe3-fd9bd05987f0/bin/utaipan-ByfvJB40ur/data/944df1932/110a5eaf3e204157a4bc253d5a8d5f21 [2022-11-26 00:43:09,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:43:09,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:43:09,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:43:09,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:43:09,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:43:09,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:43:09" (1/1) ... [2022-11-26 00:43:09,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74cf69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:43:09, skipping insertion in model container [2022-11-26 00:43:09,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:43:09" (1/1) ... [2022-11-26 00:43:09,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:43:09,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:43:10,124 WARN L237 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_33615634-e1e3-4caa-afe3-fd9bd05987f0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-26 00:43:10,740 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-26 00:43:10,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13e8934a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:43:10, skipping insertion in model container [2022-11-26 00:43:10,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:43:10,742 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:43:10,744 INFO L158 Benchmark]: Toolchain (without parser) took 904.48ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 41.9MB in the beginning and 76.8MB in the end (delta: -34.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-26 00:43:10,745 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:43:10,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 901.51ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 41.7MB in the beginning and 76.8MB in the end (delta: -35.0MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-26 00:43:10,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 901.51ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 41.7MB in the beginning and 76.8MB in the end (delta: -35.0MB). Peak memory consumption was 19.7MB. 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