./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 5e519f3a 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_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/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_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 02:27:12,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:27:12,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:27:12,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:27:12,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:27:12,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:27:12,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:27:12,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:27:12,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:27:12,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:27:12,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:27:12,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:27:12,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:27:12,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:27:12,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:27:12,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:27:12,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:27:12,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:27:12,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:27:12,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:27:12,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:27:12,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:27:12,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:27:12,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:27:12,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:27:12,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:27:12,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:27:12,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:27:12,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:27:12,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:27:12,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:27:12,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:27:12,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:27:12,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:27:12,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:27:12,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:27:12,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:27:12,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:27:12,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:27:12,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:27:12,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:27:12,864 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-03 02:27:12,892 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:27:12,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:27:12,893 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:27:12,893 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:27:12,894 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:27:12,894 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:27:12,895 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:27:12,895 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:27:12,895 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:27:12,896 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:27:12,896 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:27:12,896 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:27:12,896 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:27:12,897 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:27:12,897 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:27:12,897 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:27:12,898 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:27:12,898 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:27:12,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:27:12,899 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 02:27:12,899 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 02:27:12,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:27:12,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 02:27:12,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:27:12,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:27:12,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:27:12,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:27:12,901 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-03 02:27:12,902 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 02:27:12,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:27:12,902 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:27:12,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:27:12,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:27:12,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:27:12,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:27:12,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:27:12,904 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:27:12,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:27:12,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:27:12,905 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:27:12,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:27:12,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:27:12,906 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:27:12,906 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_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 [2022-11-03 02:27:13,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:27:13,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:27:13,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:27:13,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:27:13,313 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:27:13,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-03 02:27:13,413 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/b47f68f58/5bd68f965bc446ac95aeeef049751499/FLAG2c2ef87c9 [2022-11-03 02:27:14,163 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:27:14,175 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-03 02:27:14,202 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/b47f68f58/5bd68f965bc446ac95aeeef049751499/FLAG2c2ef87c9 [2022-11-03 02:27:14,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/b47f68f58/5bd68f965bc446ac95aeeef049751499 [2022-11-03 02:27:14,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:27:14,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:27:14,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:27:14,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:27:14,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:27:14,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:27:14" (1/1) ... [2022-11-03 02:27:14,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e3d16b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:14, skipping insertion in model container [2022-11-03 02:27:14,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:27:14" (1/1) ... [2022-11-03 02:27:14,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:27:14,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:27:15,285 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. [2022-11-03 02:27:15,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23757cf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:15, skipping insertion in model container [2022-11-03 02:27:15,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:27:15,288 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:27:15,290 INFO L158 Benchmark]: Toolchain (without parser) took 907.67ms. Allocated memory is still 102.8MB. Free memory was 65.5MB in the beginning and 72.6MB in the end (delta: -7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:27:15,292 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 75.4MB in the beginning and 75.4MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:27:15,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 902.66ms. Allocated memory is still 102.8MB. Free memory was 65.5MB in the beginning and 73.0MB in the end (delta: -7.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:27:15,296 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 75.4MB in the beginning and 75.4MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 902.66ms. Allocated memory is still 102.8MB. Free memory was 65.5MB in the beginning and 73.0MB in the end (delta: -7.5MB). Peak memory consumption was 10.5MB. 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_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/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_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 02:27:17,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:27:17,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:27:17,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:27:17,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:27:17,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:27:17,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:27:17,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:27:17,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:27:17,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:27:17,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:27:17,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:27:17,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:27:17,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:27:17,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:27:17,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:27:17,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:27:17,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:27:17,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:27:17,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:27:17,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:27:17,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:27:17,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:27:17,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:27:17,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:27:17,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:27:17,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:27:17,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:27:17,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:27:17,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:27:17,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:27:17,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:27:17,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:27:17,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:27:17,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:27:17,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:27:17,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:27:17,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:27:17,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:27:17,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:27:17,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:27:17,947 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2022-11-03 02:27:17,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:27:17,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:27:17,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:27:17,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:27:17,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:27:17,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:27:17,977 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:27:17,977 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:27:17,977 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:27:17,978 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:27:17,978 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:27:17,978 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:27:17,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:27:17,979 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 02:27:17,979 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 02:27:17,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 02:27:17,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:27:17,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:27:17,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:27:17,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:27:17,981 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-03 02:27:17,981 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:27:17,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:27:17,981 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 02:27:17,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:27:17,982 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:27:17,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:27:17,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:27:17,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:27:17,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:27:17,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:27:17,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:27:17,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:27:17,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:27:17,984 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:27:17,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:27:17,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:27:17,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:27:17,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:27:17,985 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_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 [2022-11-03 02:27:18,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:27:18,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:27:18,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:27:18,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:27:18,447 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:27:18,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-03 02:27:18,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/5faa40faa/1e80054f969747c4af3d8ba2b3c55124/FLAG0291b0a2e [2022-11-03 02:27:19,273 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:27:19,274 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2022-11-03 02:27:19,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/5faa40faa/1e80054f969747c4af3d8ba2b3c55124/FLAG0291b0a2e [2022-11-03 02:27:19,509 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2b65e6-5aac-40bd-8d3c-0500f0556eaa/bin/utaipan-7li7fVZpFI/data/5faa40faa/1e80054f969747c4af3d8ba2b3c55124 [2022-11-03 02:27:19,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:27:19,513 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:27:19,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:27:19,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:27:19,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:27:19,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:27:19" (1/1) ... [2022-11-03 02:27:19,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e94a08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:19, skipping insertion in model container [2022-11-03 02:27:19,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:27:19" (1/1) ... [2022-11-03 02:27:19,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:27:19,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:27:20,401 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. [2022-11-03 02:27:20,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c1686d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:20, skipping insertion in model container [2022-11-03 02:27:20,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:27:20,403 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:27:20,405 INFO L158 Benchmark]: Toolchain (without parser) took 891.35ms. Allocated memory is still 71.3MB. Free memory was 46.7MB in the beginning and 50.7MB in the end (delta: -4.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 02:27:20,407 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:27:20,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.62ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 50.7MB in the end (delta: -4.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 02:27:20,411 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 50.3MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.62ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 50.7MB in the end (delta: -4.2MB). Peak memory consumption was 12.6MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN