./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product06.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_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 2ad80e2d7767134fb761a45d54a404219df99a16 ...................................................................................................................................... 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_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 2ad80e2d7767134fb761a45d54a404219df99a16 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:23:36,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:23:36,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:23:36,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:23:36,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:23:36,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:23:36,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:23:36,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:23:36,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:23:36,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:23:36,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:23:36,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:23:36,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:23:36,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:23:36,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:23:36,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:23:36,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:23:36,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:23:36,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:23:36,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:23:36,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:23:36,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:23:36,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:23:36,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:23:36,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:23:36,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:23:36,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:23:36,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:23:36,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:23:36,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:23:36,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:23:36,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:23:36,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:23:36,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:23:36,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:23:36,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:23:36,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:23:36,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:23:36,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:23:36,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:23:36,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:23:36,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 15:23:36,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:23:36,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:23:36,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:23:36,936 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:23:36,936 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:23:36,936 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:23:36,936 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 15:23:36,936 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:23:36,936 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:23:36,936 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 15:23:36,937 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 15:23:36,937 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:23:36,937 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 15:23:36,937 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 15:23:36,937 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 15:23:36,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:23:36,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:23:36,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:23:36,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:23:36,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:23:36,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:23:36,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:23:36,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:23:36,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:23:36,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:23:36,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:23:36,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:23:36,940 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 15:23:36,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 15:23:36,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:23:36,940 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:23:36,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:23:36,940 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_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 -> 2ad80e2d7767134fb761a45d54a404219df99a16 [2019-12-07 15:23:37,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:23:37,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:23:37,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:23:37,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:23:37,051 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:23:37,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2019-12-07 15:23:37,088 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/f1806a849/5a6e1e31759d49bb9104cd87c0e8bfe3/FLAG3b9a0b759 [2019-12-07 15:23:37,425 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:23:37,426 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2019-12-07 15:23:37,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/f1806a849/5a6e1e31759d49bb9104cd87c0e8bfe3/FLAG3b9a0b759 [2019-12-07 15:23:37,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/f1806a849/5a6e1e31759d49bb9104cd87c0e8bfe3 [2019-12-07 15:23:37,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:23:37,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:23:37,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:23:37,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:23:37,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:23:37,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:23:37" (1/1) ... [2019-12-07 15:23:37,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c28c768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:37, skipping insertion in model container [2019-12-07 15:23:37,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:23:37" (1/1) ... [2019-12-07 15:23:37,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:23:37,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:23:37,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:23:37,698 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 15:23:37,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@466d6915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:37, skipping insertion in model container [2019-12-07 15:23:37,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:23:37,699 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 15:23:37,701 INFO L168 Benchmark]: Toolchain (without parser) took 254.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -154.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:37,701 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:23:37,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -159.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:37,703 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 253.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -159.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 448]: 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 15:23:38,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:23:38,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:23:38,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:23:38,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:23:38,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:23:38,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:23:38,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:23:38,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:23:38,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:23:38,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:23:38,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:23:38,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:23:38,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:23:38,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:23:38,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:23:38,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:23:38,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:23:38,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:23:38,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:23:38,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:23:38,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:23:38,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:23:38,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:23:38,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:23:38,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:23:38,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:23:38,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:23:38,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:23:38,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:23:38,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:23:38,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:23:38,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:23:38,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:23:38,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:23:38,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:23:38,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:23:38,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:23:38,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:23:38,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:23:38,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:23:38,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 15:23:38,896 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:23:38,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:23:38,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 15:23:38,897 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 15:23:38,897 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 15:23:38,897 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 15:23:38,897 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 15:23:38,898 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 15:23:38,898 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 15:23:38,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:23:38,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:23:38,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:23:38,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:23:38,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 15:23:38,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 15:23:38,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 15:23:38,899 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 15:23:38,900 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 15:23:38,900 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 15:23:38,900 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:23:38,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:23:38,900 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:23:38,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 15:23:38,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 15:23:38,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 15:23:38,901 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 15:23:38,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 15:23:38,902 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:23:38,902 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 15:23:38,902 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_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 -> 2ad80e2d7767134fb761a45d54a404219df99a16 [2019-12-07 15:23:39,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:23:39,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:23:39,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:23:39,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:23:39,079 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:23:39,080 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2019-12-07 15:23:39,120 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/cc9f172fa/ed2538a8086a454ca046db21fb6d7a20/FLAG884a12199 [2019-12-07 15:23:39,462 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:23:39,463 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2019-12-07 15:23:39,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/cc9f172fa/ed2538a8086a454ca046db21fb6d7a20/FLAG884a12199 [2019-12-07 15:23:39,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/data/cc9f172fa/ed2538a8086a454ca046db21fb6d7a20 [2019-12-07 15:23:39,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:23:39,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:23:39,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:23:39,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:23:39,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:23:39,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39, skipping insertion in model container [2019-12-07 15:23:39,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:23:39,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:23:39,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:23:39,744 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 15:23:39,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:23:39,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:23:39,792 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:23:39,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:23:39,853 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:23:39,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39 WrapperNode [2019-12-07 15:23:39,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:23:39,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:23:39,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:23:39,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:23:39,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:23:39,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:23:39,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:23:39,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:23:39,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... [2019-12-07 15:23:39,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:23:39,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:23:39,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:23:39,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:23:39,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 15:23:39,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:23:39,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 15:23:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:23:39,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:23:40,424 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:23:40,424 INFO L287 CfgBuilder]: Removed 100 assume(true) statements. [2019-12-07 15:23:40,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:23:40 BoogieIcfgContainer [2019-12-07 15:23:40,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:23:40,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 15:23:40,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 15:23:40,429 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 15:23:40,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 03:23:39" (1/3) ... [2019-12-07 15:23:40,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6612180f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:23:40, skipping insertion in model container [2019-12-07 15:23:40,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:23:39" (2/3) ... [2019-12-07 15:23:40,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6612180f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 03:23:40, skipping insertion in model container [2019-12-07 15:23:40,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:23:40" (3/3) ... [2019-12-07 15:23:40,432 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.c [2019-12-07 15:23:40,438 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 15:23:40,444 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 15:23:40,451 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 15:23:40,470 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 15:23:40,470 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 15:23:40,470 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 15:23:40,470 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:23:40,470 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:23:40,470 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 15:23:40,470 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:23:40,470 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 15:23:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2019-12-07 15:23:40,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 15:23:40,487 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:23:40,488 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 15:23:40,488 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:23:40,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:23:40,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1295986076, now seen corresponding path program 1 times [2019-12-07 15:23:40,501 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:23:40,501 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [381447140] [2019-12-07 15:23:40,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 15:23:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:23:40,643 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 15:23:40,648 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:23:40,662 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 15:23:40,663 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:23:40,667 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 15:23:40,668 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [381447140] [2019-12-07 15:23:40,668 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:23:40,668 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 15:23:40,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862548381] [2019-12-07 15:23:40,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 15:23:40,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:23:40,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 15:23:40,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 15:23:40,683 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2019-12-07 15:23:40,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:23:40,701 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2019-12-07 15:23:40,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:23:40,702 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 15:23:40,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:23:40,712 INFO L225 Difference]: With dead ends: 139 [2019-12-07 15:23:40,712 INFO L226 Difference]: Without dead ends: 69 [2019-12-07 15:23:40,715 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 15:23:40,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-12-07 15:23:40,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2019-12-07 15:23:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-12-07 15:23:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2019-12-07 15:23:40,745 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2019-12-07 15:23:40,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:23:40,745 INFO L462 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2019-12-07 15:23:40,745 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 15:23:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-12-07 15:23:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 15:23:40,746 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:23:40,746 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 15:23:40,947 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 15:23:40,948 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:23:40,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:23:40,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1514822045, now seen corresponding path program 1 times [2019-12-07 15:23:40,950 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:23:40,950 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100500942] [2019-12-07 15:23:40,951 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 15:23:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:23:41,149 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:23:41,150 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:23:41,163 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 15:23:41,164 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:23:41,172 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 15:23:41,172 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100500942] [2019-12-07 15:23:41,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:23:41,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:23:41,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749022436] [2019-12-07 15:23:41,174 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:23:41,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:23:41,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:23:41,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:23:41,174 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 4 states. [2019-12-07 15:23:41,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:23:41,184 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2019-12-07 15:23:41,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:23:41,185 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 15:23:41,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:23:41,185 INFO L225 Difference]: With dead ends: 69 [2019-12-07 15:23:41,185 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 15:23:41,186 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 15:23:41,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 15:23:41,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 15:23:41,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 15:23:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-12-07 15:23:41,190 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2019-12-07 15:23:41,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:23:41,190 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-12-07 15:23:41,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:23:41,191 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-12-07 15:23:41,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 15:23:41,191 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:23:41,192 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 15:23:41,392 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 15:23:41,392 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:23:41,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:23:41,393 INFO L82 PathProgramCache]: Analyzing trace with hash 2139510839, now seen corresponding path program 1 times [2019-12-07 15:23:41,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:23:41,393 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1688984515] [2019-12-07 15:23:41,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 15:23:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:23:41,509 INFO L264 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:23:41,510 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:23:41,518 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 15:23:41,519 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:23:41,526 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 15:23:41,526 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1688984515] [2019-12-07 15:23:41,527 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:23:41,527 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 15:23:41,527 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527707319] [2019-12-07 15:23:41,527 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 15:23:41,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:23:41,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:23:41,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:23:41,528 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 4 states. [2019-12-07 15:23:41,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:23:41,565 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2019-12-07 15:23:41,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:23:41,566 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 15:23:41,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:23:41,567 INFO L225 Difference]: With dead ends: 59 [2019-12-07 15:23:41,567 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 15:23:41,567 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 15:23:41,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 15:23:41,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 15:23:41,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 15:23:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-12-07 15:23:41,573 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2019-12-07 15:23:41,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:23:41,573 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-12-07 15:23:41,573 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 15:23:41,573 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-12-07 15:23:41,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 15:23:41,574 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:23:41,574 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] [2019-12-07 15:23:41,775 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 15:23:41,775 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:23:41,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:23:41,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1832014585, now seen corresponding path program 1 times [2019-12-07 15:23:41,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:23:41,777 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1173719747] [2019-12-07 15:23:41,777 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 15:23:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:23:41,907 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:23:41,909 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:23:41,922 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 15:23:41,922 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:23:41,928 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 15:23:41,929 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1173719747] [2019-12-07 15:23:41,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:23:41,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 15:23:41,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976137614] [2019-12-07 15:23:41,930 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:23:41,930 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:23:41,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:23:41,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:23:41,930 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-12-07 15:23:42,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:23:42,022 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2019-12-07 15:23:42,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 15:23:42,022 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 15:23:42,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:23:42,024 INFO L225 Difference]: With dead ends: 135 [2019-12-07 15:23:42,024 INFO L226 Difference]: Without dead ends: 109 [2019-12-07 15:23:42,024 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 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 15:23:42,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2019-12-07 15:23:42,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2019-12-07 15:23:42,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-12-07 15:23:42,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2019-12-07 15:23:42,032 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2019-12-07 15:23:42,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:23:42,033 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2019-12-07 15:23:42,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:23:42,033 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2019-12-07 15:23:42,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 15:23:42,034 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:23:42,034 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 15:23:42,234 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 15:23:42,235 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:23:42,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:23:42,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1937784689, now seen corresponding path program 1 times [2019-12-07 15:23:42,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 15:23:42,237 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [295543194] [2019-12-07 15:23:42,237 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/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 15:23:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:23:42,365 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 15:23:42,366 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:23:42,382 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 15:23:42,382 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:23:42,385 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 15:23:42,385 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [295543194] [2019-12-07 15:23:42,385 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:23:42,385 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 15:23:42,385 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680533471] [2019-12-07 15:23:42,386 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 15:23:42,386 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 15:23:42,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:23:42,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:23:42,386 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2019-12-07 15:23:42,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:23:42,458 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2019-12-07 15:23:42,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:23:42,459 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 15:23:42,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:23:42,459 INFO L225 Difference]: With dead ends: 146 [2019-12-07 15:23:42,459 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:23:42,460 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 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 15:23:42,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:23:42,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:23:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:23:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:23:42,461 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-12-07 15:23:42,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:23:42,461 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:23:42,461 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 15:23:42,461 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:23:42,461 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:23:42,662 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 15:23:42,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:23:42,971 INFO L242 CegarLoopResult]: At program point L250(lines 245 253) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,971 INFO L242 CegarLoopResult]: At program point L250-1(lines 245 253) the Hoare annotation is: false [2019-12-07 15:23:42,971 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2019-12-07 15:23:42,972 INFO L242 CegarLoopResult]: At program point L250-2(lines 245 253) the Hoare annotation is: false [2019-12-07 15:23:42,972 INFO L246 CegarLoopResult]: For program point L878(lines 878 885) no Hoare annotation was computed. [2019-12-07 15:23:42,972 INFO L249 CegarLoopResult]: At program point L878-1(lines 878 885) the Hoare annotation is: true [2019-12-07 15:23:42,972 INFO L246 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2019-12-07 15:23:42,972 INFO L246 CegarLoopResult]: For program point L201-1(lines 201 209) no Hoare annotation was computed. [2019-12-07 15:23:42,972 INFO L246 CegarLoopResult]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2019-12-07 15:23:42,972 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:23:42,972 INFO L246 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-12-07 15:23:42,972 INFO L242 CegarLoopResult]: At program point L103-1(lines 103 109) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,972 INFO L246 CegarLoopResult]: For program point L318(lines 318 322) no Hoare annotation was computed. [2019-12-07 15:23:42,973 INFO L246 CegarLoopResult]: For program point L402(lines 402 412) no Hoare annotation was computed. [2019-12-07 15:23:42,973 INFO L246 CegarLoopResult]: For program point L402-2(lines 402 412) no Hoare annotation was computed. [2019-12-07 15:23:42,973 INFO L246 CegarLoopResult]: For program point L402-4(lines 402 412) no Hoare annotation was computed. [2019-12-07 15:23:42,973 INFO L246 CegarLoopResult]: For program point L403(lines 403 409) no Hoare annotation was computed. [2019-12-07 15:23:42,973 INFO L246 CegarLoopResult]: For program point L403-2(lines 403 409) no Hoare annotation was computed. [2019-12-07 15:23:42,973 INFO L246 CegarLoopResult]: For program point L403-4(lines 403 409) no Hoare annotation was computed. [2019-12-07 15:23:42,973 INFO L242 CegarLoopResult]: At program point L172(lines 172 178) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,973 INFO L242 CegarLoopResult]: At program point L172-1(lines 172 178) the Hoare annotation is: false [2019-12-07 15:23:42,973 INFO L242 CegarLoopResult]: At program point L172-2(lines 172 178) the Hoare annotation is: false [2019-12-07 15:23:42,974 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:23:42,974 INFO L242 CegarLoopResult]: At program point L387(lines 382 389) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:23:42,974 INFO L246 CegarLoopResult]: For program point L123(lines 123 136) no Hoare annotation was computed. [2019-12-07 15:23:42,974 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:23:42,974 INFO L246 CegarLoopResult]: For program point L306(lines 306 310) no Hoare annotation was computed. [2019-12-07 15:23:42,974 INFO L246 CegarLoopResult]: For program point L306-3(lines 306 310) no Hoare annotation was computed. [2019-12-07 15:23:42,974 INFO L242 CegarLoopResult]: At program point L141(lines 92 142) the Hoare annotation is: false [2019-12-07 15:23:42,974 INFO L246 CegarLoopResult]: For program point L306-6(lines 306 310) no Hoare annotation was computed. [2019-12-07 15:23:42,974 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2019-12-07 15:23:42,974 INFO L242 CegarLoopResult]: At program point L241(lines 234 244) the Hoare annotation is: false [2019-12-07 15:23:42,974 INFO L242 CegarLoopResult]: At program point L241-1(lines 234 244) the Hoare annotation is: false [2019-12-07 15:23:42,975 INFO L242 CegarLoopResult]: At program point L241-2(lines 234 244) the Hoare annotation is: false [2019-12-07 15:23:42,975 INFO L246 CegarLoopResult]: For program point L94(lines 93 140) no Hoare annotation was computed. [2019-12-07 15:23:42,975 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:23:42,975 INFO L249 CegarLoopResult]: At program point L887(lines 868 890) the Hoare annotation is: true [2019-12-07 15:23:42,975 INFO L242 CegarLoopResult]: At program point L854(lines 850 856) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:23:42,975 INFO L246 CegarLoopResult]: For program point L95(lines 95 99) no Hoare annotation was computed. [2019-12-07 15:23:42,975 INFO L242 CegarLoopResult]: At program point L343(lines 338 346) the Hoare annotation is: false [2019-12-07 15:23:42,975 INFO L242 CegarLoopResult]: At program point L343-1(lines 338 346) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,975 INFO L242 CegarLoopResult]: At program point L343-2(lines 338 346) the Hoare annotation is: false [2019-12-07 15:23:42,975 INFO L242 CegarLoopResult]: At program point L343-3(lines 338 346) the Hoare annotation is: false [2019-12-07 15:23:42,976 INFO L242 CegarLoopResult]: At program point L343-4(lines 338 346) the Hoare annotation is: false [2019-12-07 15:23:42,976 INFO L242 CegarLoopResult]: At program point L343-5(lines 338 346) the Hoare annotation is: false [2019-12-07 15:23:42,976 INFO L242 CegarLoopResult]: At program point L806-2(lines 806 820) the Hoare annotation is: false [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L790-2(line 790) no Hoare annotation was computed. [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2019-12-07 15:23:42,976 INFO L242 CegarLoopResult]: At program point L113-1(lines 113 119) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L197(lines 197 214) no Hoare annotation was computed. [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L197-1(lines 197 214) no Hoare annotation was computed. [2019-12-07 15:23:42,976 INFO L246 CegarLoopResult]: For program point L131(lines 131 135) no Hoare annotation was computed. [2019-12-07 15:23:42,977 INFO L246 CegarLoopResult]: For program point L197-2(lines 197 214) no Hoare annotation was computed. [2019-12-07 15:23:42,977 INFO L242 CegarLoopResult]: At program point L65(lines 1 890) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 15:23:42,977 INFO L242 CegarLoopResult]: At program point L131-2(lines 165 171) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,977 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:23:42,977 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2019-12-07 15:23:42,977 INFO L246 CegarLoopResult]: For program point L330(lines 330 334) no Hoare annotation was computed. [2019-12-07 15:23:42,977 INFO L242 CegarLoopResult]: At program point L165(lines 164 183) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,977 INFO L246 CegarLoopResult]: For program point L165-1(lines 165 171) no Hoare annotation was computed. [2019-12-07 15:23:42,977 INFO L242 CegarLoopResult]: At program point L165-2(lines 164 183) the Hoare annotation is: false [2019-12-07 15:23:42,977 INFO L242 CegarLoopResult]: At program point L165-3(lines 164 183) the Hoare annotation is: false [2019-12-07 15:23:42,978 INFO L246 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2019-12-07 15:23:42,978 INFO L246 CegarLoopResult]: For program point L810-1(lines 165 171) no Hoare annotation was computed. [2019-12-07 15:23:42,978 INFO L246 CegarLoopResult]: For program point L398(lines 398 415) no Hoare annotation was computed. [2019-12-07 15:23:42,978 INFO L242 CegarLoopResult]: At program point L398-1(lines 1 890) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 15:23:42,978 INFO L246 CegarLoopResult]: For program point L398-2(lines 398 415) no Hoare annotation was computed. [2019-12-07 15:23:42,978 INFO L242 CegarLoopResult]: At program point L398-3(lines 1 890) the Hoare annotation is: false [2019-12-07 15:23:42,978 INFO L246 CegarLoopResult]: For program point L398-4(lines 398 415) no Hoare annotation was computed. [2019-12-07 15:23:42,978 INFO L242 CegarLoopResult]: At program point L398-5(lines 1 890) the Hoare annotation is: false [2019-12-07 15:23:42,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 03:23:42 BoogieIcfgContainer [2019-12-07 15:23:42,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 15:23:42,995 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:23:42,995 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:23:42,995 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:23:42,995 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:23:40" (3/4) ... [2019-12-07 15:23:42,998 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 15:23:43,009 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 15:23:43,010 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 15:23:43,011 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 15:23:43,011 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 15:23:43,012 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 15:23:43,012 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:23:43,013 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 15:23:43,040 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 15:23:43,083 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0fdffc80-f038-4cc1-be63-1e734f213b3c/bin/utaipan/witness.graphml [2019-12-07 15:23:43,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:23:43,085 INFO L168 Benchmark]: Toolchain (without parser) took 3600.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 953.7 MB in the beginning and 796.0 MB in the end (delta: 157.8 MB). Peak memory consumption was 291.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:43,085 INFO L168 Benchmark]: CDTParser took 0.17 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 15:23:43,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:43,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.69 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:43,086 INFO L168 Benchmark]: Boogie Preprocessor took 27.78 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 15:23:43,086 INFO L168 Benchmark]: RCFGBuilder took 501.37 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: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:43,087 INFO L168 Benchmark]: TraceAbstraction took 2567.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 806.8 MB in the end (delta: 227.5 MB). Peak memory consumption was 227.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:43,087 INFO L168 Benchmark]: Witness Printer took 88.27 ms. Allocated memory is still 1.2 GB. Free memory was 806.8 MB in the beginning and 796.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2019-12-07 15:23:43,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.69 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.78 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 501.37 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: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2567.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 806.8 MB in the end (delta: 227.5 MB). Peak memory consumption was 227.5 MB. Max. memory is 11.5 GB. * Witness Printer took 88.27 ms. Allocated memory is still 1.2 GB. Free memory was 806.8 MB in the beginning and 796.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 790]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 790]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 790]: 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: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Result: SAFE, OverallTime: 2.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 303 SDtfs, 326 SDslu, 261 SDs, 0 SdLazy, 57 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 167 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1224 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 294 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 7772 SizeOfPredicates, 8 NumberOfNonLiveVariables, 921 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...