./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b055177a3f9204950fd0d73cb01793d7f3c41a551b142403fe1996a6370efe49 .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b055177a3f9204950fd0d73cb01793d7f3c41a551b142403fe1996a6370efe49 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:36:20,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:36:20,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:36:20,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:36:20,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:36:20,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:36:20,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:36:20,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:36:20,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:36:20,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:36:20,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:36:20,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:36:20,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:36:20,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:36:20,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:36:20,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:36:20,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:36:20,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:36:20,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:36:20,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:36:20,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:36:20,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:36:20,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:36:20,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:36:20,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:36:20,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:36:20,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:36:20,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:36:20,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:36:20,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:36:20,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:36:20,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:36:20,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:36:20,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:36:20,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:36:20,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:36:20,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:36:20,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:36:20,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:36:20,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:36:20,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:36:20,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:36:20,866 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:36:20,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:36:20,867 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:36:20,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:36:20,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:36:20,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:36:20,875 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:36:20,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:36:20,876 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:36:20,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:36:20,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:36:20,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:36:20,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:36:20,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:36:20,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:36:20,879 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:36:20,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:36:20,879 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:36:20,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:36:20,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:36:20,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:36:20,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:36:20,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:36:20,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:36:20,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:36:20,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:36:20,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:36:20,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:36:20,882 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:36:20,882 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:36:20,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:36:20,882 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:36:20,883 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_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b055177a3f9204950fd0d73cb01793d7f3c41a551b142403fe1996a6370efe49 [2021-10-28 08:36:21,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:36:21,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:36:21,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:36:21,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:36:21,141 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:36:21,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2021-10-28 08:36:21,231 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/5f7c653c8/78fe2bc76a6549ddbbb53f9637193bdb/FLAG994dbe795 [2021-10-28 08:36:21,765 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:36:21,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2021-10-28 08:36:21,796 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/5f7c653c8/78fe2bc76a6549ddbbb53f9637193bdb/FLAG994dbe795 [2021-10-28 08:36:22,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/5f7c653c8/78fe2bc76a6549ddbbb53f9637193bdb [2021-10-28 08:36:22,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:36:22,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:36:22,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:36:22,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:36:22,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:36:22,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:36:22" (1/1) ... [2021-10-28 08:36:22,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16400f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:36:22, skipping insertion in model container [2021-10-28 08:36:22,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:36:22" (1/1) ... [2021-10-28 08:36:22,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:36:22,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:36:22,683 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[29913,29926] [2021-10-28 08:36:22,702 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. [2021-10-28 08:36:22,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11e4945b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:36:22, skipping insertion in model container [2021-10-28 08:36:22,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:36:22,703 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 08:36:22,705 INFO L168 Benchmark]: Toolchain (without parser) took 477.54 ms. Allocated memory is still 111.1 MB. Free memory was 72.9 MB in the beginning and 83.3 MB in the end (delta: -10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:36:22,708 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 111.1 MB. Free memory was 84.4 MB in the beginning and 84.3 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:36:22,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 473.20 ms. Allocated memory is still 111.1 MB. Free memory was 72.6 MB in the beginning and 83.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:36:22,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 111.1 MB. Free memory was 84.4 MB in the beginning and 84.3 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 473.20 ms. Allocated memory is still 111.1 MB. Free memory was 72.6 MB in the beginning and 83.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 703]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:36:24,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:36:24,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:36:24,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:36:24,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:36:24,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:36:24,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:36:24,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:36:24,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:36:24,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:36:24,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:36:24,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:36:24,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:36:24,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:36:24,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:36:24,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:36:24,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:36:24,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:36:24,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:36:24,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:36:24,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:36:24,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:36:24,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:36:24,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:36:24,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:36:24,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:36:24,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:36:24,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:36:24,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:36:24,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:36:24,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:36:24,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:36:24,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:36:24,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:36:25,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:36:25,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:36:25,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:36:25,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:36:25,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:36:25,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:36:25,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:36:25,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 08:36:25,040 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:36:25,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:36:25,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:36:25,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:36:25,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:36:25,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:36:25,046 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:36:25,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:36:25,047 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:36:25,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:36:25,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:36:25,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:36:25,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:36:25,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:36:25,049 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 08:36:25,050 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 08:36:25,050 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:36:25,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:36:25,050 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:36:25,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:36:25,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:36:25,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:36:25,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:36:25,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:36:25,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:36:25,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:36:25,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:36:25,053 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 08:36:25,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 08:36:25,054 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:36:25,054 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:36:25,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:36:25,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:36:25,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 08:36:25,055 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_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b055177a3f9204950fd0d73cb01793d7f3c41a551b142403fe1996a6370efe49 [2021-10-28 08:36:25,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:36:25,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:36:25,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:36:25,441 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:36:25,442 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:36:25,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2021-10-28 08:36:25,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/a97b4a3a4/6040c1f3f93a44969d8fab91d789a2dd/FLAG25f56f030 [2021-10-28 08:36:26,075 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:36:26,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2021-10-28 08:36:26,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/a97b4a3a4/6040c1f3f93a44969d8fab91d789a2dd/FLAG25f56f030 [2021-10-28 08:36:26,369 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/bin/uautomizer-UnR33cPsHg/data/a97b4a3a4/6040c1f3f93a44969d8fab91d789a2dd [2021-10-28 08:36:26,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:36:26,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:36:26,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:36:26,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:36:26,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:36:26,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:36:26" (1/1) ... [2021-10-28 08:36:26,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344eeaaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:36:26, skipping insertion in model container [2021-10-28 08:36:26,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:36:26" (1/1) ... [2021-10-28 08:36:26,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:36:26,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:36:26,883 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a388eccc-db40-4e8f-b258-c8c833a7f344/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i[29913,29926] [2021-10-28 08:36:26,903 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. [2021-10-28 08:36:26,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@709b51e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:36:26, skipping insertion in model container [2021-10-28 08:36:26,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:36:26,905 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 08:36:26,907 INFO L168 Benchmark]: Toolchain (without parser) took 533.71 ms. Allocated memory is still 73.4 MB. Free memory was 53.5 MB in the beginning and 55.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:36:26,909 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 53.5 MB in the end (delta: 36.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:36:26,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.61 ms. Allocated memory is still 73.4 MB. Free memory was 53.4 MB in the beginning and 55.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:36:26,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 53.5 MB in the end (delta: 36.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 531.61 ms. Allocated memory is still 73.4 MB. Free memory was 53.4 MB in the beginning and 55.2 MB in the end (delta: -1.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 703]: 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...