./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_double_lock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_double_lock.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b24fe5aae04e52fa3254bedb47b3233a00d35d78 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_double_lock.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b24fe5aae04e52fa3254bedb47b3233a00d35d78 ................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 21:18:58,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:18:58,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:18:58,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:18:58,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:18:58,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:18:58,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:18:58,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:18:58,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:18:58,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:18:58,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:18:58,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:18:58,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:18:58,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:18:58,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:18:58,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:18:58,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:18:58,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:18:58,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:18:58,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:18:58,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:18:58,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:18:58,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:18:58,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:18:58,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:18:58,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:18:58,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:18:58,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:18:58,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:18:58,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:18:58,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:18:58,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:18:58,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:18:58,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:18:58,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:18:58,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:18:58,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:18:58,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:18:58,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:18:58,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:18:58,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:18:58,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 21:18:58,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:18:58,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:18:58,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:18:58,973 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:18:58,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:18:58,973 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:18:58,973 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:18:58,973 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:18:58,973 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:18:58,974 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:18:58,974 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:18:58,974 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:18:58,974 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:18:58,974 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:18:58,974 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:18:58,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:18:58,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:18:58,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:18:58,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:18:58,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:18:58,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:18:58,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:18:58,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:18:58,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:18:58,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:18:58,977 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan 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(__VERIFIER_error())) ) 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 -> b24fe5aae04e52fa3254bedb47b3233a00d35d78 [2019-12-07 21:18:59,079 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:18:59,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:18:59,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:18:59,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:18:59,094 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:18:59,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/../../sv-benchmarks/c/ldv-sets/test_mutex_double_lock.i [2019-12-07 21:18:59,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/b3c8a0b17/29a8f33cf8124340bd494a8139d899ec/FLAG1b7cf4bdb [2019-12-07 21:18:59,588 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:18:59,589 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/sv-benchmarks/c/ldv-sets/test_mutex_double_lock.i [2019-12-07 21:18:59,599 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/b3c8a0b17/29a8f33cf8124340bd494a8139d899ec/FLAG1b7cf4bdb [2019-12-07 21:18:59,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/b3c8a0b17/29a8f33cf8124340bd494a8139d899ec [2019-12-07 21:18:59,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:18:59,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:18:59,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:18:59,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:18:59,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:18:59,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:18:59" (1/1) ... [2019-12-07 21:18:59,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e815e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:18:59, skipping insertion in model container [2019-12-07 21:18:59,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:18:59" (1/1) ... [2019-12-07 21:18:59,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:18:59,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:18:59,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:18:59,887 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 21:18:59,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61e8b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:18:59, skipping insertion in model container [2019-12-07 21:18:59,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:18:59,888 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:18:59,890 INFO L168 Benchmark]: Toolchain (without parser) took 277.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-12-07 21:18:59,890 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:18:59,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-12-07 21:18:59,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 276.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 624]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 21:19:01,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:19:01,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:19:01,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:19:01,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:19:01,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:19:01,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:19:01,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:19:01,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:19:01,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:19:01,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:19:01,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:19:01,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:19:01,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:19:01,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:19:01,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:19:01,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:19:01,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:19:01,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:19:01,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:19:01,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:19:01,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:19:01,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:19:01,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:19:01,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:19:01,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:19:01,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:19:01,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:19:01,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:19:01,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:19:01,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:19:01,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:19:01,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:19:01,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:19:01,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:19:01,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:19:01,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:19:01,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:19:01,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:19:01,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:19:01,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:19:01,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 21:19:01,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:19:01,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:19:01,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:19:01,065 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:19:01,065 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:19:01,066 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:19:01,066 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:19:01,066 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:19:01,066 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:19:01,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:19:01,067 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:19:01,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:19:01,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:19:01,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:19:01,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:19:01,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:19:01,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:19:01,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:19:01,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:19:01,068 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:19:01,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:19:01,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:19:01,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:19:01,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:19:01,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:19:01,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:19:01,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:19:01,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:19:01,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:19:01,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:19:01,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:19:01,070 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:19:01,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:19:01,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:19:01,070 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:19:01,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:19:01,070 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan 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(__VERIFIER_error())) ) 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 -> b24fe5aae04e52fa3254bedb47b3233a00d35d78 [2019-12-07 21:19:01,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:19:01,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:19:01,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:19:01,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:19:01,258 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:19:01,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/../../sv-benchmarks/c/ldv-sets/test_mutex_double_lock.i [2019-12-07 21:19:01,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/53e79d3ee/062dcdf10baf4cef9441f60e8f7c4e7d/FLAG2b9e57078 [2019-12-07 21:19:01,724 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:19:01,724 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/sv-benchmarks/c/ldv-sets/test_mutex_double_lock.i [2019-12-07 21:19:01,733 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/53e79d3ee/062dcdf10baf4cef9441f60e8f7c4e7d/FLAG2b9e57078 [2019-12-07 21:19:02,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/data/53e79d3ee/062dcdf10baf4cef9441f60e8f7c4e7d [2019-12-07 21:19:02,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:19:02,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:19:02,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:19:02,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:19:02,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:19:02,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d316f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02, skipping insertion in model container [2019-12-07 21:19:02,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:19:02,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:19:02,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:19:02,362 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 21:19:02,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:19:02,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:19:02,403 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 21:19:02,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:19:02,484 INFO L208 MainTranslator]: Completed translation [2019-12-07 21:19:02,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02 WrapperNode [2019-12-07 21:19:02,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:19:02,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 21:19:02,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 21:19:02,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 21:19:02,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 21:19:02,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 21:19:02,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 21:19:02,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 21:19:02,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... [2019-12-07 21:19:02,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 21:19:02,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 21:19:02,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 21:19:02,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 21:19:02,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:19:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 21:19:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 21:19:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 21:19:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 21:19:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 21:19:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-07 21:19:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 21:19:02,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 21:19:03,275 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 21:19:03,275 INFO L287 CfgBuilder]: Removed 74 assume(true) statements. [2019-12-07 21:19:03,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:19:03 BoogieIcfgContainer [2019-12-07 21:19:03,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 21:19:03,277 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 21:19:03,277 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 21:19:03,279 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 21:19:03,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:19:02" (1/3) ... [2019-12-07 21:19:03,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7493e815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:19:03, skipping insertion in model container [2019-12-07 21:19:03,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:19:02" (2/3) ... [2019-12-07 21:19:03,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7493e815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:19:03, skipping insertion in model container [2019-12-07 21:19:03,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:19:03" (3/3) ... [2019-12-07 21:19:03,281 INFO L109 eAbstractionObserver]: Analyzing ICFG test_mutex_double_lock.i [2019-12-07 21:19:03,288 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 21:19:03,292 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2019-12-07 21:19:03,300 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-07 21:19:03,316 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 21:19:03,316 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 21:19:03,316 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 21:19:03,316 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 21:19:03,316 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 21:19:03,316 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 21:19:03,316 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 21:19:03,316 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 21:19:03,327 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2019-12-07 21:19:03,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 21:19:03,331 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:19:03,331 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:19:03,332 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:19:03,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:19:03,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1461126984, now seen corresponding path program 1 times [2019-12-07 21:19:03,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:19:03,343 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [418975770] [2019-12-07 21:19:03,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 21:19:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:19:03,428 INFO L264 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-07 21:19:03,433 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:19:03,501 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2019-12-07 21:19:03,502 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 21:19:03,515 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 21:19:03,518 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2019-12-07 21:19:03,519 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 21:19:03,527 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 21:19:03,527 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 21:19:03,527 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:10 [2019-12-07 21:19:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:19:03,543 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:19:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:19:03,578 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [418975770] [2019-12-07 21:19:03,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:19:03,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-12-07 21:19:03,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105786864] [2019-12-07 21:19:03,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 21:19:03,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:19:03,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 21:19:03,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 21:19:03,595 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 6 states. [2019-12-07 21:19:04,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:19:04,459 INFO L93 Difference]: Finished difference Result 260 states and 352 transitions. [2019-12-07 21:19:04,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 21:19:04,460 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2019-12-07 21:19:04,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:19:04,468 INFO L225 Difference]: With dead ends: 260 [2019-12-07 21:19:04,469 INFO L226 Difference]: Without dead ends: 169 [2019-12-07 21:19:04,471 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 21:19:04,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2019-12-07 21:19:04,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 93. [2019-12-07 21:19:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-12-07 21:19:04,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 111 transitions. [2019-12-07 21:19:04,503 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 111 transitions. Word has length 10 [2019-12-07 21:19:04,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:19:04,503 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 111 transitions. [2019-12-07 21:19:04,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 21:19:04,504 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2019-12-07 21:19:04,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 21:19:04,504 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:19:04,504 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:19:04,705 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 21:19:04,706 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:19:04,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:19:04,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1462735698, now seen corresponding path program 1 times [2019-12-07 21:19:04,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:19:04,707 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1123140509] [2019-12-07 21:19:04,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 21:19:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:19:04,784 INFO L264 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 21:19:04,785 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:19:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:19:04,793 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:19:04,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 21:19:04,795 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1123140509] [2019-12-07 21:19:04,795 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:19:04,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 21:19:04,795 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726605255] [2019-12-07 21:19:04,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:19:04,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:19:04,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:19:04,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:19:04,797 INFO L87 Difference]: Start difference. First operand 93 states and 111 transitions. Second operand 4 states. [2019-12-07 21:19:04,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:19:04,861 INFO L93 Difference]: Finished difference Result 130 states and 152 transitions. [2019-12-07 21:19:04,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:19:04,862 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-12-07 21:19:04,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:19:04,863 INFO L225 Difference]: With dead ends: 130 [2019-12-07 21:19:04,863 INFO L226 Difference]: Without dead ends: 126 [2019-12-07 21:19:04,864 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:19:04,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-12-07 21:19:04,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 93. [2019-12-07 21:19:04,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-12-07 21:19:04,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 110 transitions. [2019-12-07 21:19:04,873 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 110 transitions. Word has length 10 [2019-12-07 21:19:04,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:19:04,873 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 110 transitions. [2019-12-07 21:19:04,873 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:19:04,873 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2019-12-07 21:19:04,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 21:19:04,874 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:19:04,874 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:19:05,074 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 21:19:05,075 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:19:05,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:19:05,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1319711700, now seen corresponding path program 1 times [2019-12-07 21:19:05,076 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:19:05,077 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162412121] [2019-12-07 21:19:05,077 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 21:19:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 21:19:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 21:19:05,402 INFO L174 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2019-12-07 21:19:05,402 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 21:19:05,603 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 21:19:05,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:19:05 BoogieIcfgContainer [2019-12-07 21:19:05,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 21:19:05,647 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 21:19:05,647 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 21:19:05,647 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 21:19:05,648 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:19:03" (3/4) ... [2019-12-07 21:19:05,649 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 21:19:05,700 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e66c76ce-35f2-4733-bc7d-3b751a3d0603/bin/utaipan/witness.graphml [2019-12-07 21:19:05,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 21:19:05,701 INFO L168 Benchmark]: Toolchain (without parser) took 3622.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 947.0 MB in the beginning and 874.2 MB in the end (delta: 72.8 MB). Peak memory consumption was 193.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:19:05,701 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:19:05,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-12-07 21:19:05,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:19:05,702 INFO L168 Benchmark]: Boogie Preprocessor took 36.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:19:05,703 INFO L168 Benchmark]: RCFGBuilder took 709.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:19:05,703 INFO L168 Benchmark]: TraceAbstraction took 2369.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 874.2 MB in the end (delta: 149.1 MB). Peak memory consumption was 149.1 MB. Max. memory is 11.5 GB. [2019-12-07 21:19:05,703 INFO L168 Benchmark]: Witness Printer took 52.83 ms. Allocated memory is still 1.2 GB. Free memory is still 874.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:19:05,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 709.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2369.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 874.2 MB in the end (delta: 149.1 MB). Peak memory consumption was 149.1 MB. Max. memory is 11.5 GB. * Witness Printer took 52.83 ms. Allocated memory is still 1.2 GB. Free memory is still 874.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 655]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L651] struct ldv_list_head mutexes = { &(mutexes), &(mutexes) }; VAL [mutexes={-1073741824:0}] [L562] void *ptr = malloc(size); [L564] return ptr; VAL [mutexes={-1073741824:0}] [L668] struct mutex *m1 = ldv_successful_malloc(sizeof(struct mutex)); [L562] void *ptr = malloc(size); [L564] return ptr; VAL [mutexes={-1073741824:0}] [L669] struct mutex *m2 = ldv_successful_malloc(sizeof(struct mutex)); [L640] struct ldv_list_element *m; [L641] EXPR (s)->next [L641] const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); [L641] m = ({ const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); (typeof(*m) *)( (char *)__mptr - ((size_t) &((typeof(*m) *)0)->list) );}) VAL [mutexes={-1073741824:0}] [L641] COND FALSE !(&m->list != (s)) VAL [mutexes={-1073741824:0}] [L646] return 0; VAL [mutexes={-1073741824:0}] [L655] COND FALSE !(ldv_is_in_set(m, &mutexes)) [L640] struct ldv_list_element *m; [L641] EXPR (s)->next [L641] const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); [L641] m = ({ const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); (typeof(*m) *)( (char *)__mptr - ((size_t) &((typeof(*m) *)0)->list) );}) VAL [mutexes={-1073741824:0}] [L641] COND FALSE !(&m->list != (s)) VAL [mutexes={-1073741824:0}] [L646] return 0; VAL [mutexes={-1073741824:0}] [L622] COND TRUE !ldv_is_in_set(new, s) [L623] struct ldv_list_element *le; [L562] void *ptr = malloc(size); [L564] return ptr; VAL [mutexes={-1073741824:0}] [L624] le = (struct ldv_list_element*)ldv_successful_malloc(sizeof(struct ldv_list_element)) [L625] le->e = new [L594] head->next [L582] next->prev = new [L583] new->next = next [L584] new->prev = prev [L585] prev->next = new VAL [mutexes={-1073741824:0}] [L640] struct ldv_list_element *m; [L641] EXPR (s)->next [L641] const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); [L641] m = ({ const typeof( ((typeof(*m) *)0)->list ) *__mptr = ((s)->next); (typeof(*m) *)( (char *)__mptr - ((size_t) &((typeof(*m) *)0)->list) );}) VAL [mutexes={-1073741824:0}] [L641] COND TRUE &m->list != (s) [L642] EXPR m->e VAL [mutexes={-1073741824:0}] [L642] COND TRUE m->e == e [L643] return 1; VAL [mutexes={-1073741824:0}] [L655] COND TRUE ldv_is_in_set(m, &mutexes) [L655] __VERIFIER_error() VAL [mutexes={-1073741824:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 80 locations, 5 error locations. Result: UNSAFE, OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 141 SDtfs, 334 SDslu, 299 SDs, 0 SdLazy, 105 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 109 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1665 SizeOfPredicates, 13 NumberOfNonLiveVariables, 141 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...