./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/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_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/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_2abd3896-ff9f-4cba-933a-9c530a96b011/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 dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 --- 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 19:43:35,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 19:43:35,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 19:43:35,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 19:43:35,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 19:43:35,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 19:43:35,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 19:43:35,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 19:43:35,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 19:43:35,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 19:43:35,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 19:43:35,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 19:43:35,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 19:43:35,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 19:43:35,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 19:43:35,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 19:43:35,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 19:43:35,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 19:43:35,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 19:43:35,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 19:43:35,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 19:43:35,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 19:43:35,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 19:43:35,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 19:43:35,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 19:43:35,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 19:43:35,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 19:43:35,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 19:43:35,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 19:43:35,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 19:43:35,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 19:43:35,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 19:43:35,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 19:43:35,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 19:43:35,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 19:43:35,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 19:43:35,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 19:43:35,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 19:43:35,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 19:43:35,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 19:43:35,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 19:43:35,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-20 19:43:35,879 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 19:43:35,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 19:43:35,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 19:43:35,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 19:43:35,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 19:43:35,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 19:43:35,881 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 19:43:35,882 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 19:43:35,882 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 19:43:35,882 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 19:43:35,883 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 19:43:35,883 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 19:43:35,884 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 19:43:35,884 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 19:43:35,884 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 19:43:35,884 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 19:43:35,885 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 19:43:35,885 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 19:43:35,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 19:43:35,886 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 19:43:35,886 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 19:43:35,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 19:43:35,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 19:43:35,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 19:43:35,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 19:43:35,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 19:43:35,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 19:43:35,888 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-20 19:43:35,888 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 19:43:35,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 19:43:35,888 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 19:43:35,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 19:43:35,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 19:43:35,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 19:43:35,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 19:43:35,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 19:43:35,890 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 19:43:35,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 19:43:35,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 19:43:35,891 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 19:43:35,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 19:43:35,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 19:43:35,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 19:43:35,891 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_2abd3896-ff9f-4cba-933a-9c530a96b011/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 [2022-11-20 19:43:36,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 19:43:36,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 19:43:36,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 19:43:36,239 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 19:43:36,239 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 19:43:36,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-20 19:43:39,264 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 19:43:39,662 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 19:43:39,663 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-20 19:43:39,686 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data/641f31db8/197d90a0e9ce47be99a46e427853d66d/FLAGf3fcdf360 [2022-11-20 19:43:39,703 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data/641f31db8/197d90a0e9ce47be99a46e427853d66d [2022-11-20 19:43:39,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 19:43:39,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 19:43:39,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 19:43:39,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 19:43:39,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 19:43:39,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:39" (1/1) ... [2022-11-20 19:43:39,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a432154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:39, skipping insertion in model container [2022-11-20 19:43:39,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:39" (1/1) ... [2022-11-20 19:43:39,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 19:43:39,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 19:43:40,358 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 19:43:40,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@598f899e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:40, skipping insertion in model container [2022-11-20 19:43:40,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 19:43:40,360 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 19:43:40,362 INFO L158 Benchmark]: Toolchain (without parser) took 653.47ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 111.9MB in the end (delta: 2.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 19:43:40,362 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 19:43:40,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.19ms. Allocated memory is still 151.0MB. Free memory was 113.6MB in the beginning and 111.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 19:43:40,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.19ms. Allocated memory is still 151.0MB. Free memory was 113.6MB in the beginning and 111.9MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1231]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/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_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/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_2abd3896-ff9f-4cba-933a-9c530a96b011/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 dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 --- 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 19:43:42,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 19:43:42,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 19:43:42,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 19:43:42,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 19:43:42,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 19:43:42,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 19:43:42,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 19:43:42,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 19:43:42,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 19:43:42,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 19:43:42,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 19:43:42,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 19:43:42,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 19:43:42,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 19:43:42,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 19:43:42,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 19:43:42,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 19:43:42,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 19:43:42,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 19:43:42,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 19:43:42,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 19:43:42,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 19:43:42,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 19:43:42,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 19:43:42,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 19:43:42,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 19:43:42,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 19:43:42,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 19:43:42,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 19:43:42,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 19:43:42,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 19:43:42,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 19:43:42,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 19:43:42,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 19:43:42,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 19:43:42,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 19:43:42,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 19:43:42,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 19:43:42,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 19:43:42,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 19:43:42,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-20 19:43:42,636 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 19:43:42,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 19:43:42,636 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 19:43:42,637 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 19:43:42,637 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 19:43:42,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 19:43:42,640 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 19:43:42,640 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 19:43:42,640 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 19:43:42,640 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 19:43:42,642 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 19:43:42,642 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 19:43:42,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 19:43:42,644 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 19:43:42,644 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 19:43:42,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 19:43:42,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 19:43:42,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 19:43:42,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 19:43:42,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 19:43:42,645 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-20 19:43:42,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 19:43:42,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 19:43:42,646 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 19:43:42,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 19:43:42,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 19:43:42,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 19:43:42,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 19:43:42,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 19:43:42,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 19:43:42,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 19:43:42,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 19:43:42,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 19:43:42,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 19:43:42,649 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 19:43:42,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 19:43:42,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 19:43:42,650 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 19:43:42,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 19:43:42,650 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_2abd3896-ff9f-4cba-933a-9c530a96b011/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 [2022-11-20 19:43:43,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 19:43:43,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 19:43:43,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 19:43:43,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 19:43:43,106 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 19:43:43,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-20 19:43:46,242 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 19:43:46,627 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 19:43:46,630 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-20 19:43:46,655 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data/399c4132a/79ba4053e5614fe0b14fc0a4d91e5ff6/FLAGb6fc97032 [2022-11-20 19:43:46,670 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2abd3896-ff9f-4cba-933a-9c530a96b011/bin/utaipan-6cKwYrpEi9/data/399c4132a/79ba4053e5614fe0b14fc0a4d91e5ff6 [2022-11-20 19:43:46,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 19:43:46,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 19:43:46,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 19:43:46,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 19:43:46,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 19:43:46,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:46" (1/1) ... [2022-11-20 19:43:46,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd4529a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:46, skipping insertion in model container [2022-11-20 19:43:46,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:46" (1/1) ... [2022-11-20 19:43:46,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 19:43:46,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 19:43:47,395 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 19:43:47,401 INFO L158 Benchmark]: Toolchain (without parser) took 725.60ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 46.4MB in the beginning and 64.8MB in the end (delta: -18.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-20 19:43:47,403 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 19:43:47,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.16ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 46.2MB in the beginning and 64.8MB in the end (delta: -18.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-20 19:43:47,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.16ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 46.2MB in the beginning and 64.8MB in the end (delta: -18.6MB). Peak memory consumption was 16.6MB. 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