./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 8393723b 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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 08:32:42,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:32:42,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:32:42,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:32:42,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:32:42,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:32:42,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:32:42,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:32:42,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:32:42,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:32:42,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:32:42,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:32:42,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:32:42,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:32:42,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:32:42,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:32:42,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:32:42,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:32:42,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:32:42,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:32:42,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:32:42,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:32:42,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:32:42,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:32:42,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:32:42,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:32:42,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:32:42,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:32:42,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:32:42,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:32:42,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:32:42,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:32:42,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:32:42,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:32:42,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:32:42,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:32:42,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:32:42,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:32:42,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:32:42,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:32:42,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:32:42,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-19 08:32:43,000 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:32:43,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:32:43,001 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:32:43,001 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:32:43,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:32:43,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:32:43,003 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:32:43,003 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:32:43,003 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:32:43,003 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:32:43,004 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:32:43,004 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:32:43,004 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:32:43,020 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:32:43,020 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:32:43,020 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:32:43,021 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:32:43,021 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:32:43,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:32:43,022 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:32:43,022 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:32:43,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:32:43,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:32:43,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:32:43,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:32:43,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:32:43,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:32:43,025 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-19 08:32:43,026 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:32:43,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:32:43,026 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:32:43,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:32:43,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:32:43,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:32:43,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:32:43,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:32:43,028 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:32:43,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:32:43,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:32:43,029 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:32:43,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:32:43,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:32:43,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:32:43,030 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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-19 08:32:43,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:32:43,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:32:43,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:32:43,296 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:32:43,296 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:32:43,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:32:43,364 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/6870f56b0/a5aee54a79274d0684dcf97e0d595bfe/FLAG0e48f039f [2022-11-19 08:32:44,031 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:32:44,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:32:44,052 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/6870f56b0/a5aee54a79274d0684dcf97e0d595bfe/FLAG0e48f039f [2022-11-19 08:32:44,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/6870f56b0/a5aee54a79274d0684dcf97e0d595bfe [2022-11-19 08:32:44,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:32:44,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:32:44,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:32:44,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:32:44,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:32:44,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:32:44" (1/1) ... [2022-11-19 08:32:44,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d289a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:32:44, skipping insertion in model container [2022-11-19 08:32:44,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:32:44" (1/1) ... [2022-11-19 08:32:44,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:32:44,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:32:44,500 WARN L234 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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-19 08:32:44,931 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-19 08:32:44,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d1522de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:32:44, skipping insertion in model container [2022-11-19 08:32:44,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:32:44,932 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:32:44,934 INFO L158 Benchmark]: Toolchain (without parser) took 692.52ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 70.6MB in the end (delta: 6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:32:44,936 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:32:44,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.32ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 70.8MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-19 08:32:44,940 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.32ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 70.8MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. 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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 08:32:47,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:32:47,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:32:47,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:32:47,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:32:47,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:32:47,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:32:47,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:32:47,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:32:47,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:32:47,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:32:47,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:32:47,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:32:47,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:32:47,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:32:47,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:32:47,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:32:47,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:32:47,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:32:47,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:32:47,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:32:47,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:32:47,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:32:47,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:32:47,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:32:47,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:32:47,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:32:47,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:32:47,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:32:47,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:32:47,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:32:47,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:32:47,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:32:47,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:32:47,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:32:47,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:32:47,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:32:47,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:32:47,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:32:47,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:32:47,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:32:47,195 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-19 08:32:47,249 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:32:47,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:32:47,250 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:32:47,251 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:32:47,252 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:32:47,252 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:32:47,252 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:32:47,252 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:32:47,253 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:32:47,253 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:32:47,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:32:47,254 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:32:47,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:32:47,256 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:32:47,257 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:32:47,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:32:47,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:32:47,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:32:47,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:32:47,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:32:47,258 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-19 08:32:47,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:32:47,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:32:47,259 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:32:47,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:32:47,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:32:47,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:32:47,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:32:47,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:32:47,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:32:47,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:32:47,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:32:47,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:32:47,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:32:47,262 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:32:47,262 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:32:47,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:32:47,263 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:32:47,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:32:47,264 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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-19 08:32:47,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:32:47,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:32:47,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:32:47,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:32:47,681 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:32:47,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:32:47,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/edcf0480b/f5f89f1d3dd345f6bc27d422958d6a3e/FLAG0f96857e4 [2022-11-19 08:32:48,417 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:32:48,420 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-19 08:32:48,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/edcf0480b/f5f89f1d3dd345f6bc27d422958d6a3e/FLAG0f96857e4 [2022-11-19 08:32:48,615 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/bin/utaipan-I9t0OCRTmS/data/edcf0480b/f5f89f1d3dd345f6bc27d422958d6a3e [2022-11-19 08:32:48,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:32:48,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:32:48,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:32:48,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:32:48,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:32:48,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:32:48" (1/1) ... [2022-11-19 08:32:48,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69076ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:32:48, skipping insertion in model container [2022-11-19 08:32:48,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:32:48" (1/1) ... [2022-11-19 08:32:48,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:32:48,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:32:48,990 WARN L234 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_a1ddae0e-4d30-45d9-a1f6-f225a7fb0bd1/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-19 08:32:49,453 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-19 08:32:49,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7483faf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:32:49, skipping insertion in model container [2022-11-19 08:32:49,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:32:49,454 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:32:49,456 INFO L158 Benchmark]: Toolchain (without parser) took 834.70ms. Allocated memory is still 69.2MB. Free memory was 47.1MB in the beginning and 47.7MB in the end (delta: -569.7kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 08:32:49,456 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 50.0MB in the beginning and 50.0MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:32:49,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 830.83ms. Allocated memory is still 69.2MB. Free memory was 46.9MB in the beginning and 47.7MB in the end (delta: -830.9kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:32:49,459 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 69.2MB. Free memory was 50.0MB in the beginning and 50.0MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 830.83ms. Allocated memory is still 69.2MB. Free memory was 46.9MB in the beginning and 47.7MB in the end (delta: -830.9kB). 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 Writing output log to file Ultimate.log Result: UNKNOWN