./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 b5237d83 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_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/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_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 00:20:13,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:20:13,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:20:13,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:20:13,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:20:13,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:20:13,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:20:13,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:20:13,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:20:13,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:20:13,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:20:13,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:20:13,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:20:13,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:20:13,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:20:13,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:20:13,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:20:13,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:20:13,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:20:13,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:20:13,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:20:13,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:20:13,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:20:13,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:20:13,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:20:13,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:20:13,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:20:13,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:20:13,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:20:13,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:20:13,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:20:13,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:20:13,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:20:13,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:20:13,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:20:13,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:20:13,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:20:13,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:20:13,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:20:13,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:20:13,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:20:13,526 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-22 00:20:13,549 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:20:13,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:20:13,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:20:13,550 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:20:13,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:20:13,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:20:13,555 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:20:13,555 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:20:13,556 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:20:13,556 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:20:13,556 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:20:13,556 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:20:13,557 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:20:13,557 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:20:13,557 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:20:13,557 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:20:13,558 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:20:13,559 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:20:13,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:20:13,561 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:20:13,562 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:20:13,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:20:13,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:20:13,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:20:13,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:20:13,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:20:13,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:20:13,564 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-22 00:20:13,564 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:20:13,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:20:13,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:20:13,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:20:13,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:20:13,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:20:13,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:20:13,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:20:13,566 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:20:13,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:20:13,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:20:13,567 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:20:13,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:20:13,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:20:13,568 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:20:13,568 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_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-22 00:20:13,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:20:13,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:20:13,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:20:13,909 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:20:13,910 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:20:13,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 00:20:17,022 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:20:17,448 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:20:17,448 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 00:20:17,463 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data/a280f34ca/c8f0e7facf574a709e8ffedf7e78b878/FLAGa843e7dbe [2022-11-22 00:20:17,483 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data/a280f34ca/c8f0e7facf574a709e8ffedf7e78b878 [2022-11-22 00:20:17,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:20:17,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:20:17,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:20:17,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:20:17,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:20:17,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:20:17" (1/1) ... [2022-11-22 00:20:17,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca2536a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:20:17, skipping insertion in model container [2022-11-22 00:20:17,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:20:17" (1/1) ... [2022-11-22 00:20:17,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:20:17,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:20:17,728 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_feecf147-473d-4df1-a91d-c167ce6eb987/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-22 00:20:18,115 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 00:20:18,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36684292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:20:18, skipping insertion in model container [2022-11-22 00:20:18,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:20:18,116 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:20:18,118 INFO L158 Benchmark]: Toolchain (without parser) took 627.92ms. Allocated memory is still 163.6MB. Free memory was 131.1MB in the beginning and 114.5MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:20:18,119 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 163.6MB. Free memory is still 131.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:20:18,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.26ms. Allocated memory is still 163.6MB. Free memory was 130.4MB in the beginning and 114.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:20:18,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 163.6MB. Free memory is still 131.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 624.26ms. Allocated memory is still 163.6MB. Free memory was 130.4MB in the beginning and 114.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. 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_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/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_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 00:20:20,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:20:20,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:20:20,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:20:20,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:20:20,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:20:20,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:20:20,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:20:20,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:20:20,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:20:20,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:20:20,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:20:20,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:20:20,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:20:20,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:20:20,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:20:20,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:20:20,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:20:20,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:20:20,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:20:20,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:20:20,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:20:20,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:20:20,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:20:20,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:20:20,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:20:20,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:20:20,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:20:20,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:20:20,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:20:20,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:20:20,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:20:20,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:20:20,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:20:20,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:20:20,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:20:20,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:20:20,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:20:20,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:20:20,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:20:20,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:20:20,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-22 00:20:20,664 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:20:20,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:20:20,665 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:20:20,666 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:20:20,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:20:20,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:20:20,667 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:20:20,667 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:20:20,667 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:20:20,667 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:20:20,668 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:20:20,669 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:20:20,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:20:20,670 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:20:20,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:20:20,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:20:20,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:20:20,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:20:20,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:20:20,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:20:20,671 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-22 00:20:20,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 00:20:20,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 00:20:20,671 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:20:20,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:20:20,672 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:20:20,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:20:20,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:20:20,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 00:20:20,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:20:20,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:20:20,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:20:20,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:20:20,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:20:20,674 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 00:20:20,674 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 00:20:20,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:20:20,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:20:20,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 00:20:20,675 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_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-22 00:20:21,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:20:21,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:20:21,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:20:21,117 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:20:21,117 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:20:21,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 00:20:24,138 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:20:24,469 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:20:24,469 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 00:20:24,484 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data/ce4ecb99c/e8a41221921448e5b344dd6992563974/FLAGbfa22c68b [2022-11-22 00:20:24,504 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feecf147-473d-4df1-a91d-c167ce6eb987/bin/utaipan-g80aRyZoba/data/ce4ecb99c/e8a41221921448e5b344dd6992563974 [2022-11-22 00:20:24,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:20:24,509 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:20:24,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:20:24,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:20:24,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:20:24,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:20:24" (1/1) ... [2022-11-22 00:20:24,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24dd2461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:20:24, skipping insertion in model container [2022-11-22 00:20:24,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:20:24" (1/1) ... [2022-11-22 00:20:24,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:20:24,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:20:24,830 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_feecf147-473d-4df1-a91d-c167ce6eb987/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-22 00:20:25,305 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 00:20:25,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6cf542af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:20:25, skipping insertion in model container [2022-11-22 00:20:25,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:20:25,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 00:20:25,309 INFO L158 Benchmark]: Toolchain (without parser) took 799.30ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 49.9MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:20:25,309 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:20:25,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 796.74ms. Allocated memory is still 88.1MB. Free memory was 66.2MB in the beginning and 49.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:20:25,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 796.74ms. Allocated memory is still 88.1MB. Free memory was 66.2MB in the beginning and 49.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. 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