./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 6b4ec56b 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_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/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_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9 --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-6b4ec56 [2022-11-20 20:16:59,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:16:59,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:17:00,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:17:00,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:17:00,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:17:00,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:17:00,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:17:00,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:17:00,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:17:00,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:17:00,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:17:00,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:17:00,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:17:00,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:17:00,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:17:00,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:17:00,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:17:00,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:17:00,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:17:00,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:17:00,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:17:00,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:17:00,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:17:00,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:17:00,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:17:00,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:17:00,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:17:00,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:17:00,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:17:00,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:17:00,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:17:00,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:17:00,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:17:00,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:17:00,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:17:00,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:17:00,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:17:00,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:17:00,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:17:00,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:17:00,109 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-20 20:17:00,157 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:17:00,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:17:00,158 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:17:00,158 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:17:00,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:17:00,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:17:00,160 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:17:00,160 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:17:00,160 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:17:00,160 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:17:00,161 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:17:00,161 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:17:00,162 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:17:00,162 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:17:00,162 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:17:00,162 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:17:00,162 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:17:00,163 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:17:00,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:17:00,163 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 20:17:00,164 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:17:00,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:17:00,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 20:17:00,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:17:00,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:17:00,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:17:00,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:17:00,165 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-20 20:17:00,165 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 20:17:00,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:17:00,166 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:17:00,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:17:00,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:17:00,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:17:00,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:17:00,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:17:00,168 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:17:00,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:17:00,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:17:00,169 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:17:00,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:17:00,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:17:00,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:17:00,169 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_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 [2022-11-20 20:17:00,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:17:00,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:17:00,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:17:00,533 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:17:00,533 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:17:00,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-20 20:17:03,525 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:17:03,846 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:17:03,846 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-20 20:17:03,860 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data/6d14b4e22/fc41d62c64a844aa981120d5f7b375dd/FLAG0409787c9 [2022-11-20 20:17:03,873 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data/6d14b4e22/fc41d62c64a844aa981120d5f7b375dd [2022-11-20 20:17:03,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:17:03,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:17:03,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:17:03,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:17:03,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:17:03,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:17:03" (1/1) ... [2022-11-20 20:17:03,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e733169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03, skipping insertion in model container [2022-11-20 20:17:03,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:17:03" (1/1) ... [2022-11-20 20:17:03,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:17:03,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:17:04,513 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. [2022-11-20 20:17:04,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d230a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:04, skipping insertion in model container [2022-11-20 20:17:04,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:17:04,515 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:17:04,517 INFO L158 Benchmark]: Toolchain (without parser) took 638.65ms. Allocated memory is still 180.4MB. Free memory was 149.6MB in the beginning and 136.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 20:17:04,518 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory was 97.4MB in the beginning and 97.3MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:17:04,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.29ms. Allocated memory is still 180.4MB. Free memory was 149.6MB in the beginning and 136.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 20:17:04,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory was 97.4MB in the beginning and 97.3MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.29ms. Allocated memory is still 180.4MB. Free memory was 149.6MB in the beginning and 136.5MB in the end (delta: 13.1MB). 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_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/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_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9 --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-6b4ec56 [2022-11-20 20:17:06,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:17:06,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:17:06,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:17:06,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:17:06,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:17:06,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:17:06,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:17:06,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:17:06,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:17:06,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:17:06,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:17:06,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:17:06,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:17:06,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:17:06,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:17:06,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:17:06,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:17:06,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:17:06,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:17:06,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:17:06,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:17:06,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:17:06,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:17:06,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:17:06,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:17:06,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:17:06,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:17:06,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:17:06,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:17:06,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:17:06,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:17:06,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:17:06,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:17:06,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:17:06,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:17:06,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:17:06,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:17:06,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:17:06,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:17:06,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:17:06,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-20 20:17:06,937 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:17:06,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:17:06,938 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:17:06,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:17:06,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:17:06,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:17:06,939 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:17:06,939 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:17:06,940 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:17:06,940 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:17:06,940 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:17:06,940 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:17:06,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:17:06,941 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 20:17:06,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 20:17:06,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 20:17:06,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:17:06,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:17:06,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:17:06,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:17:06,943 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-20 20:17:06,943 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:17:06,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:17:06,943 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 20:17:06,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:17:06,944 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:17:06,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:17:06,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:17:06,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:17:06,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:17:06,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:17:06,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:17:06,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:17:06,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:17:06,946 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:17:06,946 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:17:06,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:17:06,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:17:06,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:17:06,947 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_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acdf4bb2c44b477e0059af3aa541bd84deec7d7b4ec4046043f467ac72a5e0d0 [2022-11-20 20:17:07,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:17:07,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:17:07,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:17:07,375 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:17:07,375 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:17:07,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-20 20:17:10,436 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:17:10,744 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:17:10,747 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/sv-benchmarks/c/goblint-regression/04-mutex_23-sound_unlock.i [2022-11-20 20:17:10,762 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data/b87b636f7/9c952d3be46445c387859ed44ecdb518/FLAGe67561d39 [2022-11-20 20:17:10,776 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74c993f-96fd-477b-94f7-05921e715158/bin/utaipan-6cKwYrpEi9/data/b87b636f7/9c952d3be46445c387859ed44ecdb518 [2022-11-20 20:17:10,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:17:10,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:17:10,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:17:10,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:17:10,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:17:10,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:17:10" (1/1) ... [2022-11-20 20:17:10,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b8d0f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:10, skipping insertion in model container [2022-11-20 20:17:10,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:17:10" (1/1) ... [2022-11-20 20:17:10,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:17:10,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:17:11,333 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.util.datastructures.BitvectorConstant.computeUnifiedValue(BitvectorConstant.java:315) at de.uni_freiburg.informatik.ultimate.util.datastructures.BitvectorConstant.(BitvectorConstant.java:300) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:373) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.isNullPointerLiteral(MemoryHandler.java:1297) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handlePthread_mutex_init(StandardFunctionHandler.java:1647) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1413) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 20:17:11,341 INFO L158 Benchmark]: Toolchain (without parser) took 553.05ms. Allocated memory is still 71.3MB. Free memory was 43.7MB in the beginning and 30.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 20:17:11,341 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:17:11,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.08ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 30.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 20:17:11,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.08ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 30.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.BitvectorConstant.computeUnifiedValue(BitvectorConstant.java:315) 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: ERROR: ExceptionOrErrorResult: NullPointerException: null