./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 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_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh --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 acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 --- 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-2329fc7 [2022-12-14 13:03:23,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:03:23,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:03:24,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:03:24,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:03:24,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:03:24,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:03:24,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:03:24,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:03:24,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:03:24,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:03:24,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:03:24,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:03:24,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:03:24,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:03:24,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:03:24,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:03:24,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:03:24,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:03:24,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:03:24,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:03:24,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:03:24,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:03:24,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:03:24,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:03:24,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:03:24,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:03:24,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:03:24,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:03:24,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:03:24,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:03:24,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:03:24,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:03:24,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:03:24,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:03:24,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:03:24,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:03:24,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:03:24,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:03:24,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:03:24,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:03:24,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-12-14 13:03:24,058 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:03:24,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:03:24,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:03:24,058 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:03:24,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:03:24,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:03:24,059 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:03:24,060 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:03:24,060 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:03:24,060 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:03:24,060 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:03:24,060 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:03:24,060 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:03:24,061 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:03:24,061 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:03:24,061 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:03:24,061 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:03:24,061 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:03:24,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:03:24,062 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 13:03:24,062 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:03:24,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:03:24,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 13:03:24,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:03:24,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:03:24,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:03:24,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:03:24,064 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-14 13:03:24,064 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 13:03:24,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:03:24,064 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:03:24,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:03:24,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:03:24,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:03:24,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:03:24,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:03:24,065 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:03:24,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:03:24,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:03:24,066 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:03:24,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:03:24,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:03:24,067 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:03:24,067 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_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 [2022-12-14 13:03:24,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:03:24,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:03:24,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:03:24,281 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:03:24,281 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:03:24,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-12-14 13:03:26,924 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:03:27,114 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:03:27,115 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-12-14 13:03:27,124 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data/066f89a43/38bb30ac8b9441e7bafc17665f6089d5/FLAG7c8d536d2 [2022-12-14 13:03:27,135 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data/066f89a43/38bb30ac8b9441e7bafc17665f6089d5 [2022-12-14 13:03:27,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:03:27,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:03:27,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:03:27,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:03:27,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:03:27,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:03:27" (1/1) ... [2022-12-14 13:03:27,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2d53fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:03:27, skipping insertion in model container [2022-12-14 13:03:27,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:03:27" (1/1) ... [2022-12-14 13:03:27,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:03:27,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:03:27,538 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-12-14 13:03:27,539 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-12-14 13:03:27,541 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2022-12-14 13:03:27,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@254c119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:03:27, skipping insertion in model container [2022-12-14 13:03:27,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:03:27,542 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:03:27,543 INFO L158 Benchmark]: Toolchain (without parser) took 404.49ms. Allocated memory is still 127.9MB. Free memory was 95.8MB in the beginning and 82.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 13:03:27,544 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory was 102.7MB in the beginning and 102.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:03:27,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.42ms. Allocated memory is still 127.9MB. Free memory was 95.8MB in the beginning and 82.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 13:03:27,546 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory was 102.7MB in the beginning and 102.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.42ms. Allocated memory is still 127.9MB. Free memory was 95.8MB in the beginning and 82.8MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 931]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh --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 acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 --- 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-2329fc7 [2022-12-14 13:03:29,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:03:29,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:03:29,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:03:29,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:03:29,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:03:29,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:03:29,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:03:29,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:03:29,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:03:29,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:03:29,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:03:29,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:03:29,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:03:29,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:03:29,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:03:29,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:03:29,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:03:29,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:03:29,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:03:29,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:03:29,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:03:29,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:03:29,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:03:29,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:03:29,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:03:29,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:03:29,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:03:29,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:03:29,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:03:29,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:03:29,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:03:29,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:03:29,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:03:29,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:03:29,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:03:29,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:03:29,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:03:29,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:03:29,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:03:29,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:03:29,107 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-12-14 13:03:29,122 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:03:29,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:03:29,122 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:03:29,122 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:03:29,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:03:29,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:03:29,123 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:03:29,123 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:03:29,123 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:03:29,123 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:03:29,123 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:03:29,123 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:03:29,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:03:29,124 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 13:03:29,124 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:03:29,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 13:03:29,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:03:29,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:03:29,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:03:29,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:03:29,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:03:29,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:03:29,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:03:29,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:03:29,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:03:29,126 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 13:03:29,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 13:03:29,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:03:29,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:03:29,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 13:03:29,126 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_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 [2022-12-14 13:03:29,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:03:29,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:03:29,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:03:29,364 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:03:29,364 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:03:29,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-12-14 13:03:32,004 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:03:32,216 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:03:32,216 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-12-14 13:03:32,236 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data/1a413506f/5cb49642528a42d8966a3bc455c155c2/FLAG952cf0501 [2022-12-14 13:03:32,247 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_499fc78e-e344-4243-8d1a-6cef72040baa/bin/utaipan-gh47qXpMRh/data/1a413506f/5cb49642528a42d8966a3bc455c155c2 [2022-12-14 13:03:32,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:03:32,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:03:32,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:03:32,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:03:32,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:03:32,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:03:32" (1/1) ... [2022-12-14 13:03:32,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31dd4966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:03:32, skipping insertion in model container [2022-12-14 13:03:32,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:03:32" (1/1) ... [2022-12-14 13:03:32,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:03:32,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:03:32,570 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_init [2022-12-14 13:03:32,570 WARN L623 FunctionHandler]: Unknown extern function pthread_mutexattr_settype [2022-12-14 13:03:32,572 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2022-12-14 13:03:32,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4046cb2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:03:32, skipping insertion in model container [2022-12-14 13:03:32,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:03:32,573 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:03:32,574 INFO L158 Benchmark]: Toolchain (without parser) took 322.55ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 50.9MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 13:03:32,574 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:03:32,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.59ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 50.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 13:03:32,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.59ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 50.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 931]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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