./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product41.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_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 5f4fa6f1cc0ba42b6f98a2dfe04ac0e8501306bf ...................................................................................................................................... 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_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 5f4fa6f1cc0ba42b6f98a2dfe04ac0e8501306bf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 12:28:20,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:28:20,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:28:20,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:28:20,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:28:20,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:28:20,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:28:20,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:28:20,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:28:20,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:28:20,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:28:20,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:28:20,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:28:20,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:28:20,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:28:20,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:28:21,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:28:21,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:28:21,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:28:21,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:28:21,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:28:21,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:28:21,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:28:21,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:28:21,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:28:21,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:28:21,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:28:21,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:28:21,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:28:21,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:28:21,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:28:21,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:28:21,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:28:21,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:28:21,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:28:21,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:28:21,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:28:21,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:28:21,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:28:21,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:28:21,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:28:21,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 12:28:21,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:28:21,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:28:21,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:28:21,025 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:28:21,025 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:28:21,025 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:28:21,025 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 12:28:21,026 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:28:21,026 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:28:21,026 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 12:28:21,026 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 12:28:21,026 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:28:21,026 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 12:28:21,026 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 12:28:21,026 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 12:28:21,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:28:21,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:28:21,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:28:21,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:28:21,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:28:21,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:28:21,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:28:21,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:28:21,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:28:21,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:28:21,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:28:21,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:28:21,029 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 12:28:21,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:28:21,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:28:21,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:28:21,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:28:21,030 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_1e15b282-ec65-4a82-9487-900bb50637d1/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 -> 5f4fa6f1cc0ba42b6f98a2dfe04ac0e8501306bf [2019-12-07 12:28:21,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:28:21,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:28:21,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:28:21,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:28:21,141 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:28:21,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c [2019-12-07 12:28:21,182 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/5f8f71601/70b0136e91584a7fb4a0226898241cde/FLAG4045ec1ef [2019-12-07 12:28:21,553 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:28:21,553 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c [2019-12-07 12:28:21,562 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/5f8f71601/70b0136e91584a7fb4a0226898241cde/FLAG4045ec1ef [2019-12-07 12:28:21,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/5f8f71601/70b0136e91584a7fb4a0226898241cde [2019-12-07 12:28:21,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:28:21,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:28:21,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:28:21,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:28:21,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:28:21,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:28:21" (1/1) ... [2019-12-07 12:28:21,578 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 12:28:21, skipping insertion in model container [2019-12-07 12:28:21,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:28:21" (1/1) ... [2019-12-07 12:28:21,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:28:21,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:28:21,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:28:21,862 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 12:28:21,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ccde771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:21, skipping insertion in model container [2019-12-07 12:28:21,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:28:21,863 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:28:21,865 INFO L168 Benchmark]: Toolchain (without parser) took 291.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -135.9 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-12-07 12:28:21,866 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:28:21,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:28:21,868 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 289.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 563]: 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 12:28:23,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:28:23,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:28:23,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:28:23,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:28:23,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:28:23,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:28:23,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:28:23,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:28:23,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:28:23,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:28:23,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:28:23,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:28:23,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:28:23,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:28:23,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:28:23,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:28:23,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:28:23,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:28:23,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:28:23,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:28:23,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:28:23,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:28:23,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:28:23,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:28:23,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:28:23,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:28:23,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:28:23,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:28:23,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:28:23,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:28:23,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:28:23,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:28:23,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:28:23,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:28:23,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:28:23,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:28:23,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:28:23,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:28:23,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:28:23,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:28:23,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 12:28:23,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:28:23,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:28:23,049 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:28:23,049 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:28:23,049 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:28:23,049 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:28:23,049 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:28:23,050 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:28:23,050 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:28:23,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:28:23,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:28:23,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:28:23,051 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:28:23,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:28:23,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:28:23,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:28:23,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:28:23,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:28:23,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:28:23,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:28:23,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:28:23,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:28:23,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:28:23,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:28:23,053 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 12:28:23,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:28:23,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:28:23,053 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:28:23,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:28:23,054 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_1e15b282-ec65-4a82-9487-900bb50637d1/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 -> 5f4fa6f1cc0ba42b6f98a2dfe04ac0e8501306bf [2019-12-07 12:28:23,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:28:23,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:28:23,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:28:23,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:28:23,246 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:28:23,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c [2019-12-07 12:28:23,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/15e8ca5c4/27fb4bac762941a9975411a171ebfe7a/FLAG148933dd9 [2019-12-07 12:28:23,709 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:28:23,709 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/sv-benchmarks/c/product-lines/minepump_spec5_product41.cil.c [2019-12-07 12:28:23,718 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/15e8ca5c4/27fb4bac762941a9975411a171ebfe7a/FLAG148933dd9 [2019-12-07 12:28:24,071 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/data/15e8ca5c4/27fb4bac762941a9975411a171ebfe7a [2019-12-07 12:28:24,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:28:24,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:28:24,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:28:24,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:28:24,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:28:24,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,086 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 12:28:24, skipping insertion in model container [2019-12-07 12:28:24,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:28:24,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:28:24,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:28:24,343 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 12:28:24,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:28:24,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:28:24,400 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:28:24,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:28:24,465 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:28:24,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24 WrapperNode [2019-12-07 12:28:24,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:28:24,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:28:24,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:28:24,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:28:24,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:28:24,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:28:24,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:28:24,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:28:24,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... [2019-12-07 12:28:24,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:28:24,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:28:24,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:28:24,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:28:24,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 12:28:24,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 12:28:24,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 12:28:24,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:28:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:28:25,137 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:28:25,138 INFO L287 CfgBuilder]: Removed 128 assume(true) statements. [2019-12-07 12:28:25,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:28:25 BoogieIcfgContainer [2019-12-07 12:28:25,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:28:25,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 12:28:25,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 12:28:25,142 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 12:28:25,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:28:24" (1/3) ... [2019-12-07 12:28:25,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3f0690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:28:25, skipping insertion in model container [2019-12-07 12:28:25,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:28:24" (2/3) ... [2019-12-07 12:28:25,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3f0690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:28:25, skipping insertion in model container [2019-12-07 12:28:25,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:28:25" (3/3) ... [2019-12-07 12:28:25,145 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product41.cil.c [2019-12-07 12:28:25,152 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 12:28:25,157 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 12:28:25,165 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 12:28:25,184 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 12:28:25,184 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 12:28:25,184 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 12:28:25,184 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:28:25,184 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:28:25,184 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 12:28:25,185 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:28:25,185 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 12:28:25,196 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2019-12-07 12:28:25,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 12:28:25,201 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:25,201 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 12:28:25,202 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:25,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:25,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1151374926, now seen corresponding path program 1 times [2019-12-07 12:28:25,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:25,214 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1638183415] [2019-12-07 12:28:25,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 12:28:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:25,340 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 12:28:25,344 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:25,354 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 12:28:25,354 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:25,358 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 12:28:25,359 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1638183415] [2019-12-07 12:28:25,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:25,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 12:28:25,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459217698] [2019-12-07 12:28:25,363 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 12:28:25,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:25,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 12:28:25,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 12:28:25,374 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 2 states. [2019-12-07 12:28:25,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:25,394 INFO L93 Difference]: Finished difference Result 185 states and 274 transitions. [2019-12-07 12:28:25,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 12:28:25,395 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-12-07 12:28:25,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:25,403 INFO L225 Difference]: With dead ends: 185 [2019-12-07 12:28:25,403 INFO L226 Difference]: Without dead ends: 92 [2019-12-07 12:28:25,406 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 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 12:28:25,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-12-07 12:28:25,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-12-07 12:28:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-12-07 12:28:25,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 129 transitions. [2019-12-07 12:28:25,436 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 129 transitions. Word has length 19 [2019-12-07 12:28:25,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:25,436 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 129 transitions. [2019-12-07 12:28:25,436 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 12:28:25,436 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2019-12-07 12:28:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 12:28:25,437 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:25,437 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] [2019-12-07 12:28:25,638 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 12:28:25,638 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:25,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:25,638 INFO L82 PathProgramCache]: Analyzing trace with hash 654644627, now seen corresponding path program 1 times [2019-12-07 12:28:25,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:25,639 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [972812246] [2019-12-07 12:28:25,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 12:28:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:25,750 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:28:25,752 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:25,766 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 12:28:25,767 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:25,776 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 12:28:25,776 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [972812246] [2019-12-07 12:28:25,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:25,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 12:28:25,777 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620026427] [2019-12-07 12:28:25,778 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:28:25,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:25,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:28:25,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:28:25,779 INFO L87 Difference]: Start difference. First operand 92 states and 129 transitions. Second operand 4 states. [2019-12-07 12:28:25,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:25,793 INFO L93 Difference]: Finished difference Result 92 states and 129 transitions. [2019-12-07 12:28:25,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:28:25,794 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-07 12:28:25,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:25,795 INFO L225 Difference]: With dead ends: 92 [2019-12-07 12:28:25,795 INFO L226 Difference]: Without dead ends: 41 [2019-12-07 12:28:25,796 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 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 12:28:25,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2019-12-07 12:28:25,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2019-12-07 12:28:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2019-12-07 12:28:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 57 transitions. [2019-12-07 12:28:25,801 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 57 transitions. Word has length 20 [2019-12-07 12:28:25,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:25,802 INFO L462 AbstractCegarLoop]: Abstraction has 41 states and 57 transitions. [2019-12-07 12:28:25,802 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:28:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2019-12-07 12:28:25,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 12:28:25,803 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:25,803 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 12:28:26,004 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 12:28:26,005 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:26,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:26,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1356458264, now seen corresponding path program 1 times [2019-12-07 12:28:26,008 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:26,009 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1011346642] [2019-12-07 12:28:26,009 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 12:28:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:26,181 INFO L264 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:28:26,183 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:26,193 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 12:28:26,193 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:26,201 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 12:28:26,201 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1011346642] [2019-12-07 12:28:26,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:26,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 12:28:26,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419201137] [2019-12-07 12:28:26,202 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:28:26,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:26,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:28:26,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:28:26,203 INFO L87 Difference]: Start difference. First operand 41 states and 57 transitions. Second operand 4 states. [2019-12-07 12:28:26,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:26,209 INFO L93 Difference]: Finished difference Result 75 states and 107 transitions. [2019-12-07 12:28:26,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:28:26,209 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-12-07 12:28:26,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:26,210 INFO L225 Difference]: With dead ends: 75 [2019-12-07 12:28:26,211 INFO L226 Difference]: Without dead ends: 41 [2019-12-07 12:28:26,211 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 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 12:28:26,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2019-12-07 12:28:26,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2019-12-07 12:28:26,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2019-12-07 12:28:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 56 transitions. [2019-12-07 12:28:26,216 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 56 transitions. Word has length 26 [2019-12-07 12:28:26,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:26,216 INFO L462 AbstractCegarLoop]: Abstraction has 41 states and 56 transitions. [2019-12-07 12:28:26,216 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:28:26,216 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2019-12-07 12:28:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 12:28:26,217 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:26,217 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 12:28:26,418 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 12:28:26,418 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:26,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:26,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1948968251, now seen corresponding path program 1 times [2019-12-07 12:28:26,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:26,422 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1684159109] [2019-12-07 12:28:26,423 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 12:28:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:26,592 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:28:26,594 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:26,599 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 12:28:26,600 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:26,602 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 12:28:26,602 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1684159109] [2019-12-07 12:28:26,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:26,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 12:28:26,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865524612] [2019-12-07 12:28:26,603 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:28:26,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:26,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:28:26,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:28:26,603 INFO L87 Difference]: Start difference. First operand 41 states and 56 transitions. Second operand 3 states. [2019-12-07 12:28:26,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:26,653 INFO L93 Difference]: Finished difference Result 99 states and 139 transitions. [2019-12-07 12:28:26,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:28:26,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-12-07 12:28:26,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:26,655 INFO L225 Difference]: With dead ends: 99 [2019-12-07 12:28:26,655 INFO L226 Difference]: Without dead ends: 65 [2019-12-07 12:28:26,655 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:28:26,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-12-07 12:28:26,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63. [2019-12-07 12:28:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-12-07 12:28:26,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 87 transitions. [2019-12-07 12:28:26,663 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 87 transitions. Word has length 27 [2019-12-07 12:28:26,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:26,664 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 87 transitions. [2019-12-07 12:28:26,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:28:26,664 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2019-12-07 12:28:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 12:28:26,665 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:26,665 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, 1, 1, 1, 1, 1, 1] [2019-12-07 12:28:26,866 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 12:28:26,867 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:26,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:26,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1806698503, now seen corresponding path program 1 times [2019-12-07 12:28:26,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:26,870 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [486754529] [2019-12-07 12:28:26,870 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/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 12:28:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:27,026 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:28:27,027 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:27,041 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 12:28:27,041 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:27,047 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 12:28:27,047 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [486754529] [2019-12-07 12:28:27,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:27,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 12:28:27,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844903643] [2019-12-07 12:28:27,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:28:27,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:27,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:28:27,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:28:27,049 INFO L87 Difference]: Start difference. First operand 63 states and 87 transitions. Second operand 5 states. [2019-12-07 12:28:27,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:27,149 INFO L93 Difference]: Finished difference Result 216 states and 304 transitions. [2019-12-07 12:28:27,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 12:28:27,149 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 12:28:27,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:27,151 INFO L225 Difference]: With dead ends: 216 [2019-12-07 12:28:27,151 INFO L226 Difference]: Without dead ends: 160 [2019-12-07 12:28:27,151 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 63 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 12:28:27,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-12-07 12:28:27,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 62. [2019-12-07 12:28:27,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2019-12-07 12:28:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2019-12-07 12:28:27,159 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 33 [2019-12-07 12:28:27,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:27,159 INFO L462 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2019-12-07 12:28:27,159 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:28:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2019-12-07 12:28:27,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 12:28:27,160 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:27,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:28:27,361 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 12:28:27,362 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:27,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:27,363 INFO L82 PathProgramCache]: Analyzing trace with hash 1255671478, now seen corresponding path program 1 times [2019-12-07 12:28:27,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:27,365 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [523088250] [2019-12-07 12:28:27,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 12:28:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:27,523 INFO L264 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:28:27,525 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:27,538 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 12:28:27,538 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:27,541 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 12:28:27,542 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [523088250] [2019-12-07 12:28:27,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:27,542 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 12:28:27,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001800826] [2019-12-07 12:28:27,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:28:27,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:27,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:28:27,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:28:27,543 INFO L87 Difference]: Start difference. First operand 62 states and 84 transitions. Second operand 5 states. [2019-12-07 12:28:27,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:27,584 INFO L93 Difference]: Finished difference Result 161 states and 220 transitions. [2019-12-07 12:28:27,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 12:28:27,585 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-12-07 12:28:27,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:27,586 INFO L225 Difference]: With dead ends: 161 [2019-12-07 12:28:27,587 INFO L226 Difference]: Without dead ends: 106 [2019-12-07 12:28:27,587 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 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 12:28:27,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-12-07 12:28:27,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 65. [2019-12-07 12:28:27,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-12-07 12:28:27,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 87 transitions. [2019-12-07 12:28:27,597 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 87 transitions. Word has length 36 [2019-12-07 12:28:27,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:27,597 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 87 transitions. [2019-12-07 12:28:27,597 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:28:27,597 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2019-12-07 12:28:27,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 12:28:27,599 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:27,599 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:28:27,799 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 12:28:27,800 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:27,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:27,800 INFO L82 PathProgramCache]: Analyzing trace with hash 244554228, now seen corresponding path program 1 times [2019-12-07 12:28:27,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:27,801 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1908395930] [2019-12-07 12:28:27,801 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 12:28:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:27,922 INFO L264 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 12:28:27,924 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:27,932 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 12:28:27,932 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:27,943 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 12:28:27,943 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1908395930] [2019-12-07 12:28:27,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:27,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 12:28:27,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448235140] [2019-12-07 12:28:27,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 12:28:27,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:27,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 12:28:27,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 12:28:27,944 INFO L87 Difference]: Start difference. First operand 65 states and 87 transitions. Second operand 6 states. [2019-12-07 12:28:27,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:27,968 INFO L93 Difference]: Finished difference Result 170 states and 229 transitions. [2019-12-07 12:28:27,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 12:28:27,968 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-12-07 12:28:27,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:27,969 INFO L225 Difference]: With dead ends: 170 [2019-12-07 12:28:27,969 INFO L226 Difference]: Without dead ends: 112 [2019-12-07 12:28:27,970 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 12:28:27,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-12-07 12:28:27,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 67. [2019-12-07 12:28:27,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-12-07 12:28:27,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 89 transitions. [2019-12-07 12:28:27,979 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 89 transitions. Word has length 36 [2019-12-07 12:28:27,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:27,979 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 89 transitions. [2019-12-07 12:28:27,979 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 12:28:27,979 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2019-12-07 12:28:27,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 12:28:27,980 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:27,980 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:28:28,181 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 12:28:28,182 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:28,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:28,183 INFO L82 PathProgramCache]: Analyzing trace with hash -776514126, now seen corresponding path program 1 times [2019-12-07 12:28:28,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:28,185 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [192277406] [2019-12-07 12:28:28,186 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 12:28:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:28,363 INFO L264 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:28:28,364 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:28,369 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 12:28:28,369 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:28,376 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 12:28:28,376 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [192277406] [2019-12-07 12:28:28,376 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:28,376 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 12:28:28,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041100108] [2019-12-07 12:28:28,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:28:28,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:28,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:28:28,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:28:28,377 INFO L87 Difference]: Start difference. First operand 67 states and 89 transitions. Second operand 4 states. [2019-12-07 12:28:28,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:28,417 INFO L93 Difference]: Finished difference Result 204 states and 275 transitions. [2019-12-07 12:28:28,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 12:28:28,417 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2019-12-07 12:28:28,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:28,418 INFO L225 Difference]: With dead ends: 204 [2019-12-07 12:28:28,418 INFO L226 Difference]: Without dead ends: 144 [2019-12-07 12:28:28,419 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 68 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 12:28:28,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-12-07 12:28:28,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 115. [2019-12-07 12:28:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-12-07 12:28:28,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 154 transitions. [2019-12-07 12:28:28,430 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 154 transitions. Word has length 36 [2019-12-07 12:28:28,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:28,431 INFO L462 AbstractCegarLoop]: Abstraction has 115 states and 154 transitions. [2019-12-07 12:28:28,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:28:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 154 transitions. [2019-12-07 12:28:28,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 12:28:28,432 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:28,432 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:28:28,633 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 12:28:28,634 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:28,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:28,635 INFO L82 PathProgramCache]: Analyzing trace with hash 2043974386, now seen corresponding path program 1 times [2019-12-07 12:28:28,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:28,636 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856590024] [2019-12-07 12:28:28,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 12:28:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:28,785 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 12:28:28,787 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:28,806 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 12:28:28,806 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:28,810 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 12:28:28,811 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856590024] [2019-12-07 12:28:28,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:28:28,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 12:28:28,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690196014] [2019-12-07 12:28:28,811 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 12:28:28,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:28,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 12:28:28,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 12:28:28,812 INFO L87 Difference]: Start difference. First operand 115 states and 154 transitions. Second operand 6 states. [2019-12-07 12:28:29,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:29,078 INFO L93 Difference]: Finished difference Result 539 states and 732 transitions. [2019-12-07 12:28:29,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 12:28:29,079 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-12-07 12:28:29,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:29,081 INFO L225 Difference]: With dead ends: 539 [2019-12-07 12:28:29,081 INFO L226 Difference]: Without dead ends: 431 [2019-12-07 12:28:29,081 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-12-07 12:28:29,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2019-12-07 12:28:29,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 214. [2019-12-07 12:28:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2019-12-07 12:28:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 283 transitions. [2019-12-07 12:28:29,100 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 283 transitions. Word has length 37 [2019-12-07 12:28:29,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:29,100 INFO L462 AbstractCegarLoop]: Abstraction has 214 states and 283 transitions. [2019-12-07 12:28:29,100 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 12:28:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 283 transitions. [2019-12-07 12:28:29,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 12:28:29,101 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:28:29,101 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1] [2019-12-07 12:28:29,302 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 12:28:29,303 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:28:29,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:28:29,303 INFO L82 PathProgramCache]: Analyzing trace with hash 146896004, now seen corresponding path program 1 times [2019-12-07 12:28:29,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:28:29,305 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [92803740] [2019-12-07 12:28:29,305 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 12:28:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:29,451 INFO L264 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:28:29,452 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:28:29,465 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:29,483 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:28:29,484 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [92803740] [2019-12-07 12:28:29,484 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [439018983] [2019-12-07 12:28:29,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 12:28:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:29,572 INFO L264 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 12:28:29,574 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:29,577 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:28:29,577 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:29,581 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:28:29,581 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396490078] [2019-12-07 12:28:29,581 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:28:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:28:29,683 INFO L264 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:28:29,685 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:28:29,689 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:28:29,690 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:28:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:28:29,695 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 12:28:29,695 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2019-12-07 12:28:29,696 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077107285] [2019-12-07 12:28:29,696 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 12:28:29,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:28:29,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 12:28:29,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 12:28:29,697 INFO L87 Difference]: Start difference. First operand 214 states and 283 transitions. Second operand 8 states. [2019-12-07 12:28:29,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:28:29,956 INFO L93 Difference]: Finished difference Result 367 states and 493 transitions. [2019-12-07 12:28:29,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 12:28:29,957 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2019-12-07 12:28:29,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:28:29,957 INFO L225 Difference]: With dead ends: 367 [2019-12-07 12:28:29,957 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 12:28:29,958 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 12:28:29,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 12:28:29,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 12:28:29,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 12:28:29,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 12:28:29,959 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-12-07 12:28:29,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:28:29,959 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 12:28:29,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 12:28:29,959 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 12:28:29,959 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 12:28:30,561 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2019-12-07 12:28:30,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 12:28:31,143 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 28 [2019-12-07 12:28:31,375 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-12-07 12:28:31,571 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2019-12-07 12:28:31,859 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 31 [2019-12-07 12:28:31,975 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2019-12-07 12:28:32,191 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 28 [2019-12-07 12:28:32,323 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2019-12-07 12:28:32,866 WARN L192 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 28 [2019-12-07 12:28:32,869 INFO L246 CegarLoopResult]: For program point L481(lines 480 525) no Hoare annotation was computed. [2019-12-07 12:28:32,869 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 940) no Hoare annotation was computed. [2019-12-07 12:28:32,869 INFO L242 CegarLoopResult]: At program point L465(lines 450 468) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) .cse2))) [2019-12-07 12:28:32,869 INFO L242 CegarLoopResult]: At program point L465-1(lines 450 468) the Hoare annotation is: false [2019-12-07 12:28:32,870 INFO L242 CegarLoopResult]: At program point L465-2(lines 450 468) the Hoare annotation is: false [2019-12-07 12:28:32,870 INFO L246 CegarLoopResult]: For program point L482(lines 482 486) no Hoare annotation was computed. [2019-12-07 12:28:32,870 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 12:28:32,870 INFO L246 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2019-12-07 12:28:32,870 INFO L242 CegarLoopResult]: At program point L70-1(lines 1 943) the Hoare annotation is: (let ((.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse5 .cse2 .cse6) (and .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse5 .cse2 .cse6))) [2019-12-07 12:28:32,870 INFO L246 CegarLoopResult]: For program point L516(lines 516 520) no Hoare annotation was computed. [2019-12-07 12:28:32,870 INFO L246 CegarLoopResult]: For program point L70-2(lines 70 87) no Hoare annotation was computed. [2019-12-07 12:28:32,870 INFO L242 CegarLoopResult]: At program point L70-3(lines 1 943) the Hoare annotation is: false [2019-12-07 12:28:32,870 INFO L246 CegarLoopResult]: For program point L516-2(lines 510 521) no Hoare annotation was computed. [2019-12-07 12:28:32,870 INFO L246 CegarLoopResult]: For program point L70-4(lines 70 87) no Hoare annotation was computed. [2019-12-07 12:28:32,870 INFO L242 CegarLoopResult]: At program point L70-5(lines 1 943) the Hoare annotation is: false [2019-12-07 12:28:32,870 INFO L242 CegarLoopResult]: At program point L186(lines 177 190) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2))) [2019-12-07 12:28:32,870 INFO L242 CegarLoopResult]: At program point L186-1(lines 177 190) the Hoare annotation is: false [2019-12-07 12:28:32,870 INFO L242 CegarLoopResult]: At program point L186-2(lines 177 190) the Hoare annotation is: false [2019-12-07 12:28:32,871 INFO L246 CegarLoopResult]: For program point L500(lines 500 506) no Hoare annotation was computed. [2019-12-07 12:28:32,871 INFO L242 CegarLoopResult]: At program point L500-1(lines 500 506) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2) (and .cse4 .cse1 .cse3 .cse2))) [2019-12-07 12:28:32,871 INFO L242 CegarLoopResult]: At program point L401(lines 394 404) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~waterLevel~0 (_ bv2 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:28:32,871 INFO L242 CegarLoopResult]: At program point L401-1(lines 394 404) the Hoare annotation is: false [2019-12-07 12:28:32,871 INFO L242 CegarLoopResult]: At program point L401-2(lines 394 404) the Hoare annotation is: false [2019-12-07 12:28:32,871 INFO L246 CegarLoopResult]: For program point L104(lines 104 108) no Hoare annotation was computed. [2019-12-07 12:28:32,871 INFO L246 CegarLoopResult]: For program point L104-3(lines 104 108) no Hoare annotation was computed. [2019-12-07 12:28:32,871 INFO L246 CegarLoopResult]: For program point L104-6(lines 104 108) no Hoare annotation was computed. [2019-12-07 12:28:32,871 INFO L242 CegarLoopResult]: At program point L253(lines 249 255) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:28:32,871 INFO L242 CegarLoopResult]: At program point L204-2(lines 204 218) the Hoare annotation is: false [2019-12-07 12:28:32,871 INFO L242 CegarLoopResult]: At program point L931(lines 926 934) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:28:32,871 INFO L246 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L242 CegarLoopResult]: At program point L173(lines 168 176) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2) (and .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse3 .cse1 .cse4 .cse2 .cse5) (and .cse0 .cse1 .cse4 .cse2 .cse5))) [2019-12-07 12:28:32,872 INFO L242 CegarLoopResult]: At program point L173-1(lines 168 176) the Hoare annotation is: false [2019-12-07 12:28:32,872 INFO L242 CegarLoopResult]: At program point L173-2(lines 168 176) the Hoare annotation is: false [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L74-2(lines 74 84) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L74-4(lines 74 84) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L339(lines 339 356) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L339-1(lines 339 356) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L339-2(lines 339 356) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L242 CegarLoopResult]: At program point L141(lines 136 144) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~waterLevel~0 (_ bv2 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:28:32,872 INFO L242 CegarLoopResult]: At program point L141-1(lines 136 144) the Hoare annotation is: false [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L242 CegarLoopResult]: At program point L141-2(lines 136 144) the Hoare annotation is: false [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L75-2(lines 75 81) no Hoare annotation was computed. [2019-12-07 12:28:32,872 INFO L246 CegarLoopResult]: For program point L75-4(lines 75 81) no Hoare annotation was computed. [2019-12-07 12:28:32,873 INFO L249 CegarLoopResult]: At program point L290(lines 271 293) the Hoare annotation is: true [2019-12-07 12:28:32,873 INFO L242 CegarLoopResult]: At program point L59(lines 307 313) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1) (and .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse0 .cse3 .cse1) (and .cse2 .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse3 .cse1))) [2019-12-07 12:28:32,873 INFO L242 CegarLoopResult]: At program point L59-1(lines 307 313) the Hoare annotation is: false [2019-12-07 12:28:32,873 INFO L242 CegarLoopResult]: At program point L59-2(lines 307 313) the Hoare annotation is: false [2019-12-07 12:28:32,873 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 940) no Hoare annotation was computed. [2019-12-07 12:28:32,873 INFO L242 CegarLoopResult]: At program point L307(lines 303 325) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2))) [2019-12-07 12:28:32,873 INFO L242 CegarLoopResult]: At program point L307-1(lines 303 325) the Hoare annotation is: false [2019-12-07 12:28:32,873 INFO L242 CegarLoopResult]: At program point L307-2(lines 303 325) the Hoare annotation is: false [2019-12-07 12:28:32,873 INFO L246 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2019-12-07 12:28:32,873 INFO L246 CegarLoopResult]: For program point L208-1(lines 208 212) no Hoare annotation was computed. [2019-12-07 12:28:32,873 INFO L246 CegarLoopResult]: For program point L490(lines 490 496) no Hoare annotation was computed. [2019-12-07 12:28:32,873 INFO L242 CegarLoopResult]: At program point L490-1(lines 490 496) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2) (and .cse4 .cse1 .cse3 .cse2))) [2019-12-07 12:28:32,873 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L128(lines 128 132) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L376(lines 376 382) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L343(lines 343 351) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L343-1(lines 343 351) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L376-2(lines 376 382) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L343-2(lines 343 351) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L376-4(lines 376 382) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L459-2(lines 459 463) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L459-3(lines 459 463) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L459-5(lines 459 463) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L459-6(lines 459 463) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L246 CegarLoopResult]: For program point L459-8(lines 459 463) no Hoare annotation was computed. [2019-12-07 12:28:32,874 INFO L242 CegarLoopResult]: At program point L410(lines 405 413) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2 .cse1 .cse4) (and .cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse6 .cse4) (and .cse5 .cse1 .cse3 .cse6 .cse4))) [2019-12-07 12:28:32,874 INFO L242 CegarLoopResult]: At program point L410-1(lines 405 413) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1) (and (= (_ bv0 32) ~pumpRunning~0) .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1))) [2019-12-07 12:28:32,874 INFO L242 CegarLoopResult]: At program point L410-2(lines 405 413) the Hoare annotation is: false [2019-12-07 12:28:32,874 INFO L242 CegarLoopResult]: At program point L410-3(lines 405 413) the Hoare annotation is: false [2019-12-07 12:28:32,875 INFO L242 CegarLoopResult]: At program point L410-4(lines 405 413) the Hoare annotation is: false [2019-12-07 12:28:32,875 INFO L242 CegarLoopResult]: At program point L410-5(lines 405 413) the Hoare annotation is: false [2019-12-07 12:28:32,875 INFO L242 CegarLoopResult]: At program point L526(lines 479 527) the Hoare annotation is: false [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L510(lines 510 521) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L242 CegarLoopResult]: At program point L923(lines 1 943) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L940-1(line 940) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L940-2(line 940) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 940) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L181(lines 181 187) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L181-1(lines 181 187) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L242 CegarLoopResult]: At program point L49(lines 44 51) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:28:32,875 INFO L242 CegarLoopResult]: At program point L314(lines 314 320) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse3) (and .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 .cse3) (and .cse4 .cse1 .cse2 .cse3))) [2019-12-07 12:28:32,875 INFO L246 CegarLoopResult]: For program point L281(lines 281 288) no Hoare annotation was computed. [2019-12-07 12:28:32,875 INFO L242 CegarLoopResult]: At program point L314-1(lines 314 320) the Hoare annotation is: false [2019-12-07 12:28:32,876 INFO L242 CegarLoopResult]: At program point L314-2(lines 314 320) the Hoare annotation is: false [2019-12-07 12:28:32,876 INFO L249 CegarLoopResult]: At program point L281-1(lines 281 288) the Hoare annotation is: true [2019-12-07 12:28:32,876 INFO L246 CegarLoopResult]: For program point L116(lines 116 120) no Hoare annotation was computed. [2019-12-07 12:28:32,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:28:32 BoogieIcfgContainer [2019-12-07 12:28:32,897 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 12:28:32,897 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 12:28:32,897 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 12:28:32,897 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 12:28:32,897 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:28:25" (3/4) ... [2019-12-07 12:28:32,900 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 12:28:32,911 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 12:28:32,911 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 12:28:32,912 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 12:28:32,912 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 12:28:32,913 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 12:28:32,913 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:28:32,914 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:28:32,933 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((((2bv32 == tmp && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((2bv32 == tmp && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result) [2019-12-07 12:28:32,933 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,933 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,933 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,934 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,934 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,934 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,934 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result) [2019-12-07 12:28:32,935 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,935 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,935 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32) [2019-12-07 12:28:32,965 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1e15b282-ec65-4a82-9487-900bb50637d1/bin/utaipan/witness.graphml [2019-12-07 12:28:32,965 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 12:28:32,966 INFO L168 Benchmark]: Toolchain (without parser) took 8889.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 310.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 157.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:28:32,966 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:28:32,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:28:32,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.42 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 12:28:32,967 INFO L168 Benchmark]: Boogie Preprocessor took 31.98 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 12:28:32,967 INFO L168 Benchmark]: RCFGBuilder took 595.37 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. [2019-12-07 12:28:32,967 INFO L168 Benchmark]: TraceAbstraction took 7756.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 188.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -90.1 MB). Peak memory consumption was 315.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:28:32,967 INFO L168 Benchmark]: Witness Printer took 68.30 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2019-12-07 12:28:32,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 386.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.42 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 31.98 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 595.37 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7756.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 188.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -90.1 MB). Peak memory consumption was 315.0 MB. Max. memory is 11.5 GB. * Witness Printer took 68.30 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 940]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 940]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 940]: 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: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((((2bv32 == tmp && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((2bv32 == tmp && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && 2bv32 == \result) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: (((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((1bv32 == pumpRunning && 1bv32 == switchedOnBeforeTS) && 1bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == \result) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && 0bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 96 locations, 3 error locations. Result: SAFE, OverallTime: 5.3s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, HoareTripleCheckerStatistics: 836 SDtfs, 976 SDslu, 1381 SDs, 0 SdLazy, 195 SolverSat, 43 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 860 GetRequests, 819 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=9, 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, 10 MinimizatonAttempts, 432 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 106 NumberOfFragments, 761 HoareAnnotationTreeSize, 43 FomulaSimplifications, 26317 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 43 FomulaSimplificationsInter, 5425 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 840 ConstructedInterpolants, 0 QuantifiedInterpolants, 67507 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2449 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 24 InterpolantComputations, 18 PerfectInterpolantSequences, 78/96 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...