./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c --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_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 9d2c61ca29a3ae6fa3ec69bc1dbfd9791099f9d4 ...................................................................................................................................... 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_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 9d2c61ca29a3ae6fa3ec69bc1dbfd9791099f9d4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 21:00:04,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:00:04,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:00:04,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:00:04,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:00:04,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:00:04,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:00:04,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:00:04,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:00:04,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:00:04,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:00:04,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:00:04,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:00:04,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:00:04,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:00:04,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:00:04,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:00:04,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:00:04,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:00:04,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:00:04,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:00:04,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:00:04,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:00:04,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:00:04,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:00:04,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:00:04,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:00:04,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:00:04,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:00:04,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:00:04,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:00:04,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:00:04,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:00:04,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:00:04,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:00:04,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:00:04,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:00:04,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:00:04,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:00:04,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:00:04,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:00:04,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 21:00:04,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:00:04,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:00:04,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:00:04,957 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:00:04,957 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:00:04,957 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:00:04,958 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:00:04,958 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:00:04,958 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:00:04,958 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:00:04,958 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:00:04,958 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:00:04,958 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:00:04,959 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:00:04,959 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:00:04,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:00:04,959 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:00:04,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:00:04,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:00:04,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:00:04,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:00:04,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:00:04,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:00:04,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:00:04,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:00:04,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:00:04,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:00:04,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:00:04,962 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:00:04,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:00:04,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:00:04,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:00:04,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:00:04,962 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_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 -> 9d2c61ca29a3ae6fa3ec69bc1dbfd9791099f9d4 [2019-12-07 21:00:05,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:00:05,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:00:05,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:00:05,085 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:00:05,086 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:00:05,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2019-12-07 21:00:05,129 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/4a2c0c0b8/3eaabcb93c2e4c6980994854898cd5b6/FLAG967f7a1db [2019-12-07 21:00:05,569 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:00:05,570 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2019-12-07 21:00:05,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/4a2c0c0b8/3eaabcb93c2e4c6980994854898cd5b6/FLAG967f7a1db [2019-12-07 21:00:05,587 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/4a2c0c0b8/3eaabcb93c2e4c6980994854898cd5b6 [2019-12-07 21:00:05,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:00:05,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:00:05,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:00:05,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:00:05,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:00:05,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:00:05" (1/1) ... [2019-12-07 21:00:05,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:05, skipping insertion in model container [2019-12-07 21:00:05,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:00:05" (1/1) ... [2019-12-07 21:00:05,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:00:05,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:00:05,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:00:05,842 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 21:00:05,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f446f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:05, skipping insertion in model container [2019-12-07 21:00:05,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:00:05,842 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:00:05,844 INFO L168 Benchmark]: Toolchain (without parser) took 253.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -140.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:05,845 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:00:05,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -145.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:05,846 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 252.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -145.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 644]: 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 21:00:07,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:00:07,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:00:07,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:00:07,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:00:07,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:00:07,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:00:07,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:00:07,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:00:07,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:00:07,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:00:07,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:00:07,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:00:07,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:00:07,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:00:07,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:00:07,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:00:07,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:00:07,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:00:07,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:00:07,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:00:07,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:00:07,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:00:07,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:00:07,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:00:07,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:00:07,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:00:07,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:00:07,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:00:07,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:00:07,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:00:07,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:00:07,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:00:07,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:00:07,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:00:07,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:00:07,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:00:07,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:00:07,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:00:07,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:00:07,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:00:07,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 21:00:07,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:00:07,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:00:07,068 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:00:07,068 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:00:07,068 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:00:07,069 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:00:07,069 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:00:07,069 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:00:07,069 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:00:07,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:00:07,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 21:00:07,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 21:00:07,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:00:07,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:00:07,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:00:07,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:00:07,070 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:00:07,070 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:00:07,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:00:07,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 21:00:07,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:00:07,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:00:07,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:00:07,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:00:07,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:00:07,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:00:07,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:00:07,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:00:07,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:00:07,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:00:07,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:00:07,072 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:00:07,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:00:07,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:00:07,073 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:00:07,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:00:07,073 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_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 -> 9d2c61ca29a3ae6fa3ec69bc1dbfd9791099f9d4 [2019-12-07 21:00:07,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:00:07,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:00:07,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:00:07,257 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:00:07,258 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:00:07,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2019-12-07 21:00:07,299 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/fc0c3cfd1/b895cca908bf44f3af740f6c988a2810/FLAG63e1b8bba [2019-12-07 21:00:07,668 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:00:07,669 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2019-12-07 21:00:07,678 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/fc0c3cfd1/b895cca908bf44f3af740f6c988a2810/FLAG63e1b8bba [2019-12-07 21:00:08,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/data/fc0c3cfd1/b895cca908bf44f3af740f6c988a2810 [2019-12-07 21:00:08,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:00:08,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:00:08,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:00:08,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:00:08,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:00:08,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08, skipping insertion in model container [2019-12-07 21:00:08,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:00:08,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:00:08,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:00:08,374 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 21:00:08,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:00:08,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:00:08,421 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 21:00:08,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 21:00:08,485 INFO L208 MainTranslator]: Completed translation [2019-12-07 21:00:08,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08 WrapperNode [2019-12-07 21:00:08,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:00:08,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 21:00:08,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 21:00:08,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 21:00:08,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 21:00:08,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 21:00:08,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 21:00:08,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 21:00:08,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... [2019-12-07 21:00:08,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 21:00:08,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 21:00:08,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 21:00:08,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 21:00:08,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 21:00:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 21:00:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 21:00:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 21:00:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 21:00:09,133 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 21:00:09,133 INFO L287 CfgBuilder]: Removed 164 assume(true) statements. [2019-12-07 21:00:09,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:00:09 BoogieIcfgContainer [2019-12-07 21:00:09,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 21:00:09,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 21:00:09,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 21:00:09,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 21:00:09,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:00:08" (1/3) ... [2019-12-07 21:00:09,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a41b051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:00:09, skipping insertion in model container [2019-12-07 21:00:09,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:00:08" (2/3) ... [2019-12-07 21:00:09,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a41b051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:00:09, skipping insertion in model container [2019-12-07 21:00:09,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:00:09" (3/3) ... [2019-12-07 21:00:09,140 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product32.cil.c [2019-12-07 21:00:09,146 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 21:00:09,151 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 21:00:09,159 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 21:00:09,175 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 21:00:09,175 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 21:00:09,175 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 21:00:09,175 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 21:00:09,176 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 21:00:09,176 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 21:00:09,176 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 21:00:09,176 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 21:00:09,187 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-12-07 21:00:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 21:00:09,192 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:09,193 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:00:09,193 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:09,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:09,197 INFO L82 PathProgramCache]: Analyzing trace with hash 936723076, now seen corresponding path program 1 times [2019-12-07 21:00:09,205 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:09,206 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349437906] [2019-12-07 21:00:09,206 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 21:00:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:09,343 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 21:00:09,347 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:09,357 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 21:00:09,357 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:09,360 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 21:00:09,361 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349437906] [2019-12-07 21:00:09,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:09,362 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 21:00:09,362 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087465034] [2019-12-07 21:00:09,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 21:00:09,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:09,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 21:00:09,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 21:00:09,376 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-12-07 21:00:09,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:09,397 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2019-12-07 21:00:09,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 21:00:09,398 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 21:00:09,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:09,406 INFO L225 Difference]: With dead ends: 215 [2019-12-07 21:00:09,406 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 21:00:09,408 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 21:00:09,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 21:00:09,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-12-07 21:00:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 21:00:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2019-12-07 21:00:09,438 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2019-12-07 21:00:09,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:09,438 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2019-12-07 21:00:09,439 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 21:00:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2019-12-07 21:00:09,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 21:00:09,439 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:09,440 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 21:00:09,640 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 21:00:09,641 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:09,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:09,642 INFO L82 PathProgramCache]: Analyzing trace with hash 717887107, now seen corresponding path program 1 times [2019-12-07 21:00:09,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:09,644 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2006496326] [2019-12-07 21:00:09,645 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 21:00:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:09,883 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:00:09,884 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:09,898 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 21:00:09,898 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:09,906 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 21:00:09,906 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2006496326] [2019-12-07 21:00:09,906 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:09,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 21:00:09,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221331324] [2019-12-07 21:00:09,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:00:09,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:09,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:00:09,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:09,908 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand 4 states. [2019-12-07 21:00:09,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:09,920 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2019-12-07 21:00:09,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 21:00:09,920 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 21:00:09,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:09,921 INFO L225 Difference]: With dead ends: 107 [2019-12-07 21:00:09,921 INFO L226 Difference]: Without dead ends: 47 [2019-12-07 21:00:09,922 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:09,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-12-07 21:00:09,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-12-07 21:00:09,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-12-07 21:00:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2019-12-07 21:00:09,926 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2019-12-07 21:00:09,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:09,927 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2019-12-07 21:00:09,927 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:00:09,927 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2019-12-07 21:00:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 21:00:09,927 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:09,928 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, 1, 1] [2019-12-07 21:00:10,128 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 21:00:10,129 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:10,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:10,130 INFO L82 PathProgramCache]: Analyzing trace with hash 2097278400, now seen corresponding path program 1 times [2019-12-07 21:00:10,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:10,132 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1734559248] [2019-12-07 21:00:10,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/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 21:00:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:10,289 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 21:00:10,290 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:10,300 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 21:00:10,300 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:10,307 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 21:00:10,307 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1734559248] [2019-12-07 21:00:10,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:10,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 21:00:10,307 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2701284] [2019-12-07 21:00:10,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 21:00:10,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:10,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 21:00:10,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:10,308 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 4 states. [2019-12-07 21:00:10,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:10,356 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-12-07 21:00:10,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 21:00:10,356 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 21:00:10,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:10,358 INFO L225 Difference]: With dead ends: 151 [2019-12-07 21:00:10,358 INFO L226 Difference]: Without dead ends: 111 [2019-12-07 21:00:10,359 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 21:00:10,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-12-07 21:00:10,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 67. [2019-12-07 21:00:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-12-07 21:00:10,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 98 transitions. [2019-12-07 21:00:10,368 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 98 transitions. Word has length 24 [2019-12-07 21:00:10,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:10,368 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 98 transitions. [2019-12-07 21:00:10,368 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 21:00:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2019-12-07 21:00:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 21:00:10,369 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:10,369 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, 1, 1, 1, 1] [2019-12-07 21:00:10,570 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 21:00:10,571 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:10,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:10,572 INFO L82 PathProgramCache]: Analyzing trace with hash 36896594, now seen corresponding path program 1 times [2019-12-07 21:00:10,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:10,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1981609686] [2019-12-07 21:00:10,575 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 21:00:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:10,801 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:00:10,802 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:10,816 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 21:00:10,816 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:10,823 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 21:00:10,823 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1981609686] [2019-12-07 21:00:10,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:10,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 21:00:10,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606072047] [2019-12-07 21:00:10,824 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:00:10,824 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:10,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:00:10,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:00:10,824 INFO L87 Difference]: Start difference. First operand 67 states and 98 transitions. Second operand 5 states. [2019-12-07 21:00:10,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:10,922 INFO L93 Difference]: Finished difference Result 314 states and 480 transitions. [2019-12-07 21:00:10,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 21:00:10,923 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 21:00:10,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:10,926 INFO L225 Difference]: With dead ends: 314 [2019-12-07 21:00:10,926 INFO L226 Difference]: Without dead ends: 254 [2019-12-07 21:00:10,927 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 21:00:10,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2019-12-07 21:00:10,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 119. [2019-12-07 21:00:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-12-07 21:00:10,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2019-12-07 21:00:10,946 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 26 [2019-12-07 21:00:10,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:10,946 INFO L462 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2019-12-07 21:00:10,947 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:00:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2019-12-07 21:00:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 21:00:10,948 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 21:00:10,948 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, 1, 1, 1, 1, 1] [2019-12-07 21:00:11,149 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 21:00:11,149 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 21:00:11,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 21:00:11,150 INFO L82 PathProgramCache]: Analyzing trace with hash -979197478, now seen corresponding path program 1 times [2019-12-07 21:00:11,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 21:00:11,151 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [845660541] [2019-12-07 21:00:11,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 21:00:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 21:00:11,348 INFO L264 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 21:00:11,350 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 21:00:11,363 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 21:00:11,363 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 21:00:11,366 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 21:00:11,367 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [845660541] [2019-12-07 21:00:11,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 21:00:11,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 21:00:11,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832853585] [2019-12-07 21:00:11,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 21:00:11,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 21:00:11,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 21:00:11,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 21:00:11,368 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand 5 states. [2019-12-07 21:00:11,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 21:00:11,464 INFO L93 Difference]: Finished difference Result 315 states and 472 transitions. [2019-12-07 21:00:11,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 21:00:11,465 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-12-07 21:00:11,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 21:00:11,465 INFO L225 Difference]: With dead ends: 315 [2019-12-07 21:00:11,465 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 21:00:11,467 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 21:00:11,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 21:00:11,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 21:00:11,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 21:00:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 21:00:11,468 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2019-12-07 21:00:11,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 21:00:11,468 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 21:00:11,468 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 21:00:11,469 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 21:00:11,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 21:00:11,669 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 21:00:11,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 21:00:11,950 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:00:11,950 INFO L242 CegarLoopResult]: At program point L531(lines 526 534) the Hoare annotation is: false [2019-12-07 21:00:11,950 INFO L242 CegarLoopResult]: At program point L531-1(lines 526 534) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,950 INFO L242 CegarLoopResult]: At program point L531-2(lines 526 534) the Hoare annotation is: false [2019-12-07 21:00:11,950 INFO L242 CegarLoopResult]: At program point L531-3(lines 526 534) the Hoare annotation is: false [2019-12-07 21:00:11,951 INFO L242 CegarLoopResult]: At program point L531-4(lines 526 534) the Hoare annotation is: false [2019-12-07 21:00:11,951 INFO L246 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2019-12-07 21:00:11,951 INFO L242 CegarLoopResult]: At program point L531-5(lines 526 534) the Hoare annotation is: false [2019-12-07 21:00:11,951 INFO L246 CegarLoopResult]: For program point L366-1(lines 140 146) no Hoare annotation was computed. [2019-12-07 21:00:11,951 INFO L246 CegarLoopResult]: For program point L598(lines 598 608) no Hoare annotation was computed. [2019-12-07 21:00:11,951 INFO L246 CegarLoopResult]: For program point L598-2(lines 598 608) no Hoare annotation was computed. [2019-12-07 21:00:11,951 INFO L246 CegarLoopResult]: For program point L598-4(lines 598 608) no Hoare annotation was computed. [2019-12-07 21:00:11,952 INFO L242 CegarLoopResult]: At program point L268(lines 263 271) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,952 INFO L242 CegarLoopResult]: At program point L268-1(lines 263 271) the Hoare annotation is: false [2019-12-07 21:00:11,952 INFO L246 CegarLoopResult]: For program point L202(lines 202 210) no Hoare annotation was computed. [2019-12-07 21:00:11,952 INFO L242 CegarLoopResult]: At program point L268-2(lines 263 271) the Hoare annotation is: false [2019-12-07 21:00:11,952 INFO L246 CegarLoopResult]: For program point L202-1(lines 202 210) no Hoare annotation was computed. [2019-12-07 21:00:11,952 INFO L246 CegarLoopResult]: For program point L202-2(lines 202 210) no Hoare annotation was computed. [2019-12-07 21:00:11,952 INFO L246 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-12-07 21:00:11,953 INFO L242 CegarLoopResult]: At program point L103-1(lines 140 146) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,953 INFO L246 CegarLoopResult]: For program point L599(lines 599 605) no Hoare annotation was computed. [2019-12-07 21:00:11,953 INFO L246 CegarLoopResult]: For program point L599-2(lines 599 605) no Hoare annotation was computed. [2019-12-07 21:00:11,953 INFO L246 CegarLoopResult]: For program point L599-4(lines 599 605) no Hoare annotation was computed. [2019-12-07 21:00:11,953 INFO L246 CegarLoopResult]: For program point L172(lines 172 189) no Hoare annotation was computed. [2019-12-07 21:00:11,953 INFO L246 CegarLoopResult]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2019-12-07 21:00:11,953 INFO L246 CegarLoopResult]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2019-12-07 21:00:11,953 INFO L246 CegarLoopResult]: For program point L172-3(lines 172 189) no Hoare annotation was computed. [2019-12-07 21:00:11,954 INFO L246 CegarLoopResult]: For program point L172-4(lines 172 189) no Hoare annotation was computed. [2019-12-07 21:00:11,954 INFO L246 CegarLoopResult]: For program point L172-5(lines 172 189) no Hoare annotation was computed. [2019-12-07 21:00:11,954 INFO L242 CegarLoopResult]: At program point L140(lines 139 158) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,954 INFO L246 CegarLoopResult]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2019-12-07 21:00:11,954 INFO L242 CegarLoopResult]: At program point L140-2(lines 139 158) the Hoare annotation is: false [2019-12-07 21:00:11,954 INFO L242 CegarLoopResult]: At program point L140-3(lines 139 158) the Hoare annotation is: false [2019-12-07 21:00:11,954 INFO L246 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2019-12-07 21:00:11,955 INFO L249 CegarLoopResult]: At program point L438-1(lines 438 445) the Hoare annotation is: true [2019-12-07 21:00:11,955 INFO L246 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-12-07 21:00:11,955 INFO L242 CegarLoopResult]: At program point L75-1(lines 75 81) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,955 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:00:11,955 INFO L242 CegarLoopResult]: At program point L572(lines 567 575) the Hoare annotation is: false [2019-12-07 21:00:11,955 INFO L242 CegarLoopResult]: At program point L572-1(lines 567 575) the Hoare annotation is: false [2019-12-07 21:00:11,955 INFO L246 CegarLoopResult]: For program point L506(lines 506 510) no Hoare annotation was computed. [2019-12-07 21:00:11,955 INFO L242 CegarLoopResult]: At program point L572-2(lines 567 575) the Hoare annotation is: false [2019-12-07 21:00:11,956 INFO L242 CegarLoopResult]: At program point L572-3(lines 567 575) the Hoare annotation is: false [2019-12-07 21:00:11,956 INFO L242 CegarLoopResult]: At program point L572-4(lines 567 575) the Hoare annotation is: false [2019-12-07 21:00:11,956 INFO L242 CegarLoopResult]: At program point L572-5(lines 567 575) the Hoare annotation is: false [2019-12-07 21:00:11,956 INFO L246 CegarLoopResult]: For program point L176(lines 176 184) no Hoare annotation was computed. [2019-12-07 21:00:11,956 INFO L246 CegarLoopResult]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2019-12-07 21:00:11,956 INFO L246 CegarLoopResult]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2019-12-07 21:00:11,956 INFO L246 CegarLoopResult]: For program point L176-3(lines 176 184) no Hoare annotation was computed. [2019-12-07 21:00:11,956 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 21:00:11,957 INFO L246 CegarLoopResult]: For program point L176-4(lines 176 184) no Hoare annotation was computed. [2019-12-07 21:00:11,957 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 21:00:11,957 INFO L246 CegarLoopResult]: For program point L176-5(lines 176 184) no Hoare annotation was computed. [2019-12-07 21:00:11,957 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 21:00:11,957 INFO L242 CegarLoopResult]: At program point L474(lines 1 980) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:00:11,957 INFO L242 CegarLoopResult]: At program point L410(lines 406 412) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:00:11,957 INFO L242 CegarLoopResult]: At program point L147(lines 147 153) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,958 INFO L242 CegarLoopResult]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2019-12-07 21:00:11,958 INFO L242 CegarLoopResult]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2019-12-07 21:00:11,958 INFO L242 CegarLoopResult]: At program point L115(lines 64 116) the Hoare annotation is: false [2019-12-07 21:00:11,958 INFO L249 CegarLoopResult]: At program point L447(lines 428 450) the Hoare annotation is: true [2019-12-07 21:00:11,958 INFO L246 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2019-12-07 21:00:11,958 INFO L242 CegarLoopResult]: At program point L85-1(lines 85 91) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,958 INFO L242 CegarLoopResult]: At program point L482(lines 477 485) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:00:11,958 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 21:00:11,958 INFO L246 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-2(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-3(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-5(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-6(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-8(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-9(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-11(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-12(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-14(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,959 INFO L246 CegarLoopResult]: For program point L317-15(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,960 INFO L246 CegarLoopResult]: For program point L317-17(lines 317 321) no Hoare annotation was computed. [2019-12-07 21:00:11,960 INFO L242 CegarLoopResult]: At program point L583(lines 578 585) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 21:00:11,960 INFO L246 CegarLoopResult]: For program point L518(lines 518 522) no Hoare annotation was computed. [2019-12-07 21:00:11,960 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 21:00:11,960 INFO L242 CegarLoopResult]: At program point L323(lines 308 326) the Hoare annotation is: false [2019-12-07 21:00:11,960 INFO L242 CegarLoopResult]: At program point L323-1(lines 308 326) the Hoare annotation is: false [2019-12-07 21:00:11,960 INFO L242 CegarLoopResult]: At program point L323-2(lines 308 326) the Hoare annotation is: false [2019-12-07 21:00:11,960 INFO L242 CegarLoopResult]: At program point L323-3(lines 308 326) the Hoare annotation is: false [2019-12-07 21:00:11,961 INFO L242 CegarLoopResult]: At program point L323-4(lines 308 326) the Hoare annotation is: false [2019-12-07 21:00:11,961 INFO L242 CegarLoopResult]: At program point L323-5(lines 308 326) the Hoare annotation is: false [2019-12-07 21:00:11,961 INFO L242 CegarLoopResult]: At program point L259(lines 252 262) the Hoare annotation is: false [2019-12-07 21:00:11,961 INFO L242 CegarLoopResult]: At program point L259-1(lines 252 262) the Hoare annotation is: false [2019-12-07 21:00:11,961 INFO L242 CegarLoopResult]: At program point L259-2(lines 252 262) the Hoare annotation is: false [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point L95(lines 95 110) no Hoare annotation was computed. [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point L494(lines 494 498) no Hoare annotation was computed. [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point L494-3(lines 494 498) no Hoare annotation was computed. [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point L494-6(lines 494 498) no Hoare annotation was computed. [2019-12-07 21:00:11,961 INFO L242 CegarLoopResult]: At program point L362-2(lines 362 376) the Hoare annotation is: false [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 21:00:11,961 INFO L246 CegarLoopResult]: For program point L594(lines 594 611) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L242 CegarLoopResult]: At program point L594-1(lines 1 980) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L594-2(lines 594 611) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L242 CegarLoopResult]: At program point L594-3(lines 1 980) the Hoare annotation is: false [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L594-4(lines 594 611) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L242 CegarLoopResult]: At program point L594-5(lines 1 980) the Hoare annotation is: false [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L198(lines 198 215) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L198-1(lines 198 215) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L198-2(lines 198 215) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L66(lines 65 114) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L331(lines 331 337) no Hoare annotation was computed. [2019-12-07 21:00:11,962 INFO L242 CegarLoopResult]: At program point L331-1(lines 331 337) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 21:00:11,962 INFO L246 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2019-12-07 21:00:11,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:00:11 BoogieIcfgContainer [2019-12-07 21:00:11,978 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 21:00:11,979 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 21:00:11,979 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 21:00:11,979 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 21:00:11,980 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:00:09" (3/4) ... [2019-12-07 21:00:11,983 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 21:00:11,997 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 21:00:11,998 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 21:00:11,999 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 21:00:12,000 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 21:00:12,001 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 21:00:12,001 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:00:12,002 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 21:00:12,024 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 21:00:12,071 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d50a256d-9f6b-44d5-a426-a38dc6d7ddf9/bin/utaipan/witness.graphml [2019-12-07 21:00:12,071 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 21:00:12,073 INFO L168 Benchmark]: Toolchain (without parser) took 4000.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 203.4 MB). Free memory was 947.0 MB in the beginning and 1.2 GB in the end (delta: -217.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:00:12,073 INFO L168 Benchmark]: CDTParser took 0.18 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 21:00:12,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -151.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:12,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.83 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:12,074 INFO L168 Benchmark]: Boogie Preprocessor took 35.82 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 21:00:12,074 INFO L168 Benchmark]: RCFGBuilder took 561.45 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: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:12,074 INFO L168 Benchmark]: TraceAbstraction took 2843.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 80.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -166.8 MB). Peak memory consumption was 231.0 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:12,075 INFO L168 Benchmark]: Witness Printer took 92.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-12-07 21:00:12,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 411.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -151.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.83 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.82 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. * RCFGBuilder took 561.45 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: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2843.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 80.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -166.8 MB). Peak memory consumption was 231.0 MB. Max. memory is 11.5 GB. * Witness Printer took 92.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 3 error locations. Result: SAFE, OverallTime: 2.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 451 SDtfs, 495 SDslu, 523 SDs, 0 SdLazy, 73 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred in iteration=4, 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, 5 MinimizatonAttempts, 179 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 146 HoareAnnotationTreeSize, 45 FomulaSimplifications, 4062 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 8284 SizeOfPredicates, 8 NumberOfNonLiveVariables, 923 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 correct! Received shutdown request...