./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product11.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_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 42f057e1184787910edaa7abcd242178a9de26a8 ...................................................................................................................................... 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_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 42f057e1184787910edaa7abcd242178a9de26a8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:21:58,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:21:58,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:21:58,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:21:58,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:21:58,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:21:58,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:21:58,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:21:58,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:21:58,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:21:58,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:21:58,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:21:58,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:21:58,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:21:58,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:21:58,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:21:58,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:21:58,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:21:58,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:21:58,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:21:58,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:21:58,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:21:58,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:21:58,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:21:58,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:21:58,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:21:58,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:21:58,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:21:58,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:21:58,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:21:58,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:21:58,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:21:58,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:21:58,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:21:58,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:21:58,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:21:58,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:21:58,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:21:58,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:21:58,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:21:58,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:21:58,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 13:21:58,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:21:58,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:21:58,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:21:58,398 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:21:58,398 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:21:58,399 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 13:21:58,399 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 13:21:58,400 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 13:21:58,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:21:58,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:21:58,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:21:58,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:21:58,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:21:58,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:21:58,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:21:58,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:21:58,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:21:58,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:21:58,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:21:58,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:21:58,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:21:58,403 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 13:21:58,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:21:58,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:21:58,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:21:58,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:21:58,403 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_4283d8dd-e498-4fd0-9330-83a574fbc583/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 -> 42f057e1184787910edaa7abcd242178a9de26a8 [2019-12-07 13:21:58,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:21:58,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:21:58,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:21:58,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:21:58,510 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:21:58,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2019-12-07 13:21:58,547 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/1d0f656b1/8327643a4eaf4ab5bff0144aacf0d094/FLAGd243fc412 [2019-12-07 13:21:59,034 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:21:59,035 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2019-12-07 13:21:59,043 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/1d0f656b1/8327643a4eaf4ab5bff0144aacf0d094/FLAGd243fc412 [2019-12-07 13:21:59,532 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/1d0f656b1/8327643a4eaf4ab5bff0144aacf0d094 [2019-12-07 13:21:59,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:21:59,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:21:59,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:21:59,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:21:59,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:21:59,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:21:59" (1/1) ... [2019-12-07 13:21:59,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7683e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:21:59, skipping insertion in model container [2019-12-07 13:21:59,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:21:59" (1/1) ... [2019-12-07 13:21:59,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:21:59,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:21:59,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:21:59,798 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 13:21:59,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52c72ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:21:59, skipping insertion in model container [2019-12-07 13:21:59,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:21:59,799 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:21:59,801 INFO L168 Benchmark]: Toolchain (without parser) took 264.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:21:59,801 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:21:59,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:21:59,803 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 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 261.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 106]: 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 13:22:00,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:22:00,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:22:00,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:22:00,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:22:00,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:22:00,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:22:00,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:22:00,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:22:00,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:22:00,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:22:00,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:22:00,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:22:00,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:22:00,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:22:00,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:22:00,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:22:00,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:22:00,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:22:00,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:22:00,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:22:00,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:22:00,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:22:00,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:22:00,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:22:00,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:22:00,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:22:00,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:22:00,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:22:00,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:22:00,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:22:00,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:22:00,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:22:00,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:22:00,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:22:00,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:22:00,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:22:00,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:22:00,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:22:00,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:22:00,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:22:00,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 13:22:01,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:22:01,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:22:01,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 13:22:01,006 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 13:22:01,006 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 13:22:01,006 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 13:22:01,007 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 13:22:01,007 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 13:22:01,007 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 13:22:01,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:22:01,008 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:22:01,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:22:01,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:22:01,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:22:01,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:22:01,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:22:01,009 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 13:22:01,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:22:01,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:22:01,010 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:22:01,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:22:01,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:22:01,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:22:01,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:22:01,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:22:01,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:22:01,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:22:01,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:22:01,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:22:01,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:22:01,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:22:01,012 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 13:22:01,012 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:22:01,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:22:01,012 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:22:01,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:22:01,013 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_4283d8dd-e498-4fd0-9330-83a574fbc583/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 -> 42f057e1184787910edaa7abcd242178a9de26a8 [2019-12-07 13:22:01,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:22:01,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:22:01,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:22:01,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:22:01,191 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:22:01,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2019-12-07 13:22:01,231 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/5c5d474b7/c03fe87c4a1a46718220766e1e5aa0b3/FLAG1804856f6 [2019-12-07 13:22:01,676 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:22:01,677 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/sv-benchmarks/c/product-lines/minepump_spec2_product11.cil.c [2019-12-07 13:22:01,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/5c5d474b7/c03fe87c4a1a46718220766e1e5aa0b3/FLAG1804856f6 [2019-12-07 13:22:01,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/data/5c5d474b7/c03fe87c4a1a46718220766e1e5aa0b3 [2019-12-07 13:22:01,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:22:01,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:22:01,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:22:01,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:22:01,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:22:01,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:22:01" (1/1) ... [2019-12-07 13:22:01,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e05d898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:01, skipping insertion in model container [2019-12-07 13:22:01,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:22:01" (1/1) ... [2019-12-07 13:22:01,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:22:01,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:22:01,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:22:01,973 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 13:22:01,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:22:02,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:22:02,021 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:22:02,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:22:02,083 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:22:02,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02 WrapperNode [2019-12-07 13:22:02,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:22:02,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:22:02,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:22:02,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:22:02,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:22:02,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:22:02,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:22:02,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:22:02,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... [2019-12-07 13:22:02,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:22:02,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:22:02,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:22:02,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:22:02,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 13:22:02,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 13:22:02,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 13:22:02,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:22:02,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:22:02,633 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:22:02,633 INFO L287 CfgBuilder]: Removed 72 assume(true) statements. [2019-12-07 13:22:02,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:22:02 BoogieIcfgContainer [2019-12-07 13:22:02,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:22:02,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:22:02,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:22:02,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:22:02,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:22:01" (1/3) ... [2019-12-07 13:22:02,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c0015c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:22:02, skipping insertion in model container [2019-12-07 13:22:02,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:22:02" (2/3) ... [2019-12-07 13:22:02,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c0015c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:22:02, skipping insertion in model container [2019-12-07 13:22:02,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:22:02" (3/3) ... [2019-12-07 13:22:02,642 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2019-12-07 13:22:02,651 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:22:02,658 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 13:22:02,668 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 13:22:02,690 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:22:02,690 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:22:02,690 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:22:02,690 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:22:02,691 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:22:02,691 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:22:02,691 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:22:02,691 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:22:02,702 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2019-12-07 13:22:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 13:22:02,706 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:22:02,707 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:22:02,707 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:22:02,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:22:02,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1847613332, now seen corresponding path program 1 times [2019-12-07 13:22:02,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:22:02,719 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1501077489] [2019-12-07 13:22:02,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 13:22:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:22:02,845 INFO L264 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 13:22:02,849 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:22:02,860 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 13:22:02,860 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:22:02,864 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 13:22:02,865 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1501077489] [2019-12-07 13:22:02,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:22:02,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 13:22:02,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726765199] [2019-12-07 13:22:02,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 13:22:02,869 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:22:02,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 13:22:02,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:22:02,879 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 2 states. [2019-12-07 13:22:02,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:22:02,896 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2019-12-07 13:22:02,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 13:22:02,897 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 13:22:02,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:22:02,905 INFO L225 Difference]: With dead ends: 119 [2019-12-07 13:22:02,905 INFO L226 Difference]: Without dead ends: 59 [2019-12-07 13:22:02,907 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:22:02,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-12-07 13:22:02,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-12-07 13:22:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-12-07 13:22:02,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2019-12-07 13:22:02,934 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2019-12-07 13:22:02,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:22:02,934 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2019-12-07 13:22:02,934 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 13:22:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2019-12-07 13:22:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 13:22:02,935 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:22:02,935 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 13:22:03,136 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 13:22:03,137 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:22:03,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:22:03,138 INFO L82 PathProgramCache]: Analyzing trace with hash -72020122, now seen corresponding path program 1 times [2019-12-07 13:22:03,139 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:22:03,140 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1483649362] [2019-12-07 13:22:03,141 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 13:22:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:22:03,335 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:22:03,337 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:22:03,351 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 13:22:03,351 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:22:03,359 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 13:22:03,360 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1483649362] [2019-12-07 13:22:03,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:22:03,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 13:22:03,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345971285] [2019-12-07 13:22:03,362 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:22:03,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:22:03,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:22:03,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:22:03,362 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand 4 states. [2019-12-07 13:22:03,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:22:03,372 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2019-12-07 13:22:03,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:22:03,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 13:22:03,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:22:03,373 INFO L225 Difference]: With dead ends: 59 [2019-12-07 13:22:03,373 INFO L226 Difference]: Without dead ends: 31 [2019-12-07 13:22:03,374 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:22:03,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-12-07 13:22:03,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-12-07 13:22:03,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-12-07 13:22:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-12-07 13:22:03,377 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2019-12-07 13:22:03,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:22:03,378 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-12-07 13:22:03,378 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:22:03,378 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-12-07 13:22:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 13:22:03,378 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:22:03,379 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:22:03,579 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 13:22:03,580 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:22:03,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:22:03,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1370675903, now seen corresponding path program 1 times [2019-12-07 13:22:03,583 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:22:03,584 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1583899049] [2019-12-07 13:22:03,584 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 13:22:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:22:03,745 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:22:03,747 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:22:03,755 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 13:22:03,755 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:22:03,763 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 13:22:03,763 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1583899049] [2019-12-07 13:22:03,764 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:22:03,764 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 13:22:03,764 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454108672] [2019-12-07 13:22:03,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:22:03,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:22:03,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:22:03,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:22:03,765 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 4 states. [2019-12-07 13:22:03,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:22:03,784 INFO L93 Difference]: Finished difference Result 103 states and 151 transitions. [2019-12-07 13:22:03,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:22:03,785 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 13:22:03,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:22:03,786 INFO L225 Difference]: With dead ends: 103 [2019-12-07 13:22:03,786 INFO L226 Difference]: Without dead ends: 79 [2019-12-07 13:22:03,787 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:22:03,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2019-12-07 13:22:03,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 51. [2019-12-07 13:22:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-12-07 13:22:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 74 transitions. [2019-12-07 13:22:03,797 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 74 transitions. Word has length 24 [2019-12-07 13:22:03,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:22:03,797 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 74 transitions. [2019-12-07 13:22:03,797 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:22:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2019-12-07 13:22:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 13:22:03,798 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:22:03,799 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:22:03,999 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 13:22:04,000 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:22:04,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:22:04,001 INFO L82 PathProgramCache]: Analyzing trace with hash 437212194, now seen corresponding path program 1 times [2019-12-07 13:22:04,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:22:04,003 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938217358] [2019-12-07 13:22:04,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 13:22:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:22:04,135 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:22:04,136 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:22:04,150 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 13:22:04,151 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:22:04,158 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 13:22:04,158 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [938217358] [2019-12-07 13:22:04,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:22:04,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 13:22:04,159 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363804234] [2019-12-07 13:22:04,159 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 13:22:04,159 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:22:04,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:22:04,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:22:04,160 INFO L87 Difference]: Start difference. First operand 51 states and 74 transitions. Second operand 5 states. [2019-12-07 13:22:04,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:22:04,232 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2019-12-07 13:22:04,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 13:22:04,233 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 13:22:04,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:22:04,234 INFO L225 Difference]: With dead ends: 219 [2019-12-07 13:22:04,234 INFO L226 Difference]: Without dead ends: 175 [2019-12-07 13:22:04,235 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 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 13:22:04,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2019-12-07 13:22:04,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 87. [2019-12-07 13:22:04,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-12-07 13:22:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2019-12-07 13:22:04,246 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 24 [2019-12-07 13:22:04,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:22:04,246 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2019-12-07 13:22:04,247 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 13:22:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2019-12-07 13:22:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 13:22:04,248 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:22:04,248 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:22:04,448 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 13:22:04,449 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:22:04,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:22:04,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1687550122, now seen corresponding path program 1 times [2019-12-07 13:22:04,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 13:22:04,450 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [191672730] [2019-12-07 13:22:04,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/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 13:22:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:22:04,588 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:22:04,589 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:22:04,601 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 13:22:04,601 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:22:04,603 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 13:22:04,603 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [191672730] [2019-12-07 13:22:04,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:22:04,604 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 13:22:04,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750182146] [2019-12-07 13:22:04,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 13:22:04,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 13:22:04,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:22:04,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:22:04,604 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 5 states. [2019-12-07 13:22:04,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:22:04,675 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2019-12-07 13:22:04,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 13:22:04,676 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 13:22:04,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:22:04,676 INFO L225 Difference]: With dead ends: 271 [2019-12-07 13:22:04,676 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 13:22:04,677 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 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 13:22:04,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 13:22:04,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 13:22:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 13:22:04,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 13:22:04,678 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 13:22:04,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:22:04,678 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:22:04,678 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 13:22:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:22:04,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 13:22:04,878 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 13:22:04,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 13:22:05,127 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2019-12-07 13:22:05,127 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 13:22:05,128 INFO L246 CegarLoopResult]: For program point L582(lines 582 588) no Hoare annotation was computed. [2019-12-07 13:22:05,128 INFO L242 CegarLoopResult]: At program point L582-1(lines 582 588) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,128 INFO L246 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2019-12-07 13:22:05,128 INFO L242 CegarLoopResult]: At program point L468(lines 468 474) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,128 INFO L242 CegarLoopResult]: At program point L468-1(lines 468 474) the Hoare annotation is: false [2019-12-07 13:22:05,128 INFO L242 CegarLoopResult]: At program point L468-2(lines 468 474) the Hoare annotation is: false [2019-12-07 13:22:05,128 INFO L246 CegarLoopResult]: For program point L617(lines 617 623) no Hoare annotation was computed. [2019-12-07 13:22:05,128 INFO L242 CegarLoopResult]: At program point L617-1(lines 617 623) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,129 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point L668-2(line 668) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point L719(lines 719 723) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point L719-3(lines 719 723) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point L719-6(lines 719 723) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L246 CegarLoopResult]: For program point L637(lines 637 650) no Hoare annotation was computed. [2019-12-07 13:22:05,129 INFO L242 CegarLoopResult]: At program point L538(lines 533 541) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,129 INFO L242 CegarLoopResult]: At program point L538-1(lines 533 541) the Hoare annotation is: false [2019-12-07 13:22:05,130 INFO L242 CegarLoopResult]: At program point L538-2(lines 533 541) the Hoare annotation is: false [2019-12-07 13:22:05,130 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2019-12-07 13:22:05,130 INFO L249 CegarLoopResult]: At program point L885(lines 866 888) the Hoare annotation is: true [2019-12-07 13:22:05,130 INFO L242 CegarLoopResult]: At program point L852(lines 848 854) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:22:05,130 INFO L242 CegarLoopResult]: At program point L655(lines 606 656) the Hoare annotation is: false [2019-12-07 13:22:05,130 INFO L242 CegarLoopResult]: At program point L804-2(lines 804 818) the Hoare annotation is: false [2019-12-07 13:22:05,130 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 13:22:05,130 INFO L246 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2019-12-07 13:22:05,130 INFO L242 CegarLoopResult]: At program point L756(lines 751 759) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,130 INFO L242 CegarLoopResult]: At program point L756-1(lines 751 759) the Hoare annotation is: false [2019-12-07 13:22:05,131 INFO L246 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2019-12-07 13:22:05,131 INFO L242 CegarLoopResult]: At program point L756-2(lines 751 759) the Hoare annotation is: false [2019-12-07 13:22:05,131 INFO L242 CegarLoopResult]: At program point L690-1(lines 1 888) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,131 INFO L246 CegarLoopResult]: For program point L690-2(lines 690 707) no Hoare annotation was computed. [2019-12-07 13:22:05,131 INFO L242 CegarLoopResult]: At program point L690-3(lines 1 888) the Hoare annotation is: false [2019-12-07 13:22:05,131 INFO L246 CegarLoopResult]: For program point L690-4(lines 690 707) no Hoare annotation was computed. [2019-12-07 13:22:05,131 INFO L242 CegarLoopResult]: At program point L690-5(lines 1 888) the Hoare annotation is: false [2019-12-07 13:22:05,131 INFO L246 CegarLoopResult]: For program point L608(lines 607 654) no Hoare annotation was computed. [2019-12-07 13:22:05,131 INFO L246 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2019-12-07 13:22:05,131 INFO L242 CegarLoopResult]: At program point L461(lines 460 479) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,131 INFO L246 CegarLoopResult]: For program point L461-1(lines 461 467) no Hoare annotation was computed. [2019-12-07 13:22:05,132 INFO L242 CegarLoopResult]: At program point L461-2(lines 460 479) the Hoare annotation is: false [2019-12-07 13:22:05,132 INFO L242 CegarLoopResult]: At program point L461-3(lines 460 479) the Hoare annotation is: false [2019-12-07 13:22:05,132 INFO L246 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2019-12-07 13:22:05,132 INFO L246 CegarLoopResult]: For program point L808-1(lines 461 467) no Hoare annotation was computed. [2019-12-07 13:22:05,132 INFO L246 CegarLoopResult]: For program point L643(lines 643 649) no Hoare annotation was computed. [2019-12-07 13:22:05,132 INFO L242 CegarLoopResult]: At program point L643-1(lines 461 467) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,132 INFO L242 CegarLoopResult]: At program point L65(lines 1 888) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:22:05,132 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 13:22:05,132 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2019-12-07 13:22:05,132 INFO L246 CegarLoopResult]: For program point L627(lines 627 633) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L242 CegarLoopResult]: At program point L627-1(lines 627 633) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L743(lines 743 747) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L694(lines 694 704) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L694-2(lines 694 704) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L694-4(lines 694 704) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L876(lines 876 883) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L249 CegarLoopResult]: At program point L876-1(lines 876 883) the Hoare annotation is: true [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L695(lines 695 701) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L695-2(lines 695 701) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L246 CegarLoopResult]: For program point L695-4(lines 695 701) no Hoare annotation was computed. [2019-12-07 13:22:05,133 INFO L242 CegarLoopResult]: At program point L679(lines 674 681) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 13:22:05,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:22:05 BoogieIcfgContainer [2019-12-07 13:22:05,146 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:22:05,146 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:22:05,146 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:22:05,146 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:22:05,147 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:22:02" (3/4) ... [2019-12-07 13:22:05,149 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 13:22:05,159 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 13:22:05,160 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 13:22:05,160 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 13:22:05,160 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 13:22:05,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 13:22:05,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:22:05,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:22:05,182 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 [2019-12-07 13:22:05,209 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4283d8dd-e498-4fd0-9330-83a574fbc583/bin/utaipan/witness.graphml [2019-12-07 13:22:05,209 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:22:05,210 INFO L168 Benchmark]: Toolchain (without parser) took 3507.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 953.7 MB in the beginning and 816.9 MB in the end (delta: 136.8 MB). Peak memory consumption was 272.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:22:05,210 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:22:05,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:22:05,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:22:05,211 INFO L168 Benchmark]: Boogie Preprocessor took 27.97 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 13:22:05,211 INFO L168 Benchmark]: RCFGBuilder took 479.00 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: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. [2019-12-07 13:22:05,211 INFO L168 Benchmark]: TraceAbstraction took 2510.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 816.9 MB in the end (delta: 217.9 MB). Peak memory consumption was 217.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:22:05,212 INFO L168 Benchmark]: Witness Printer took 62.72 ms. Allocated memory is still 1.2 GB. Free memory is still 816.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:22:05,213 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.97 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 479.00 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: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2510.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 816.9 MB in the end (delta: 217.9 MB). Peak memory consumption was 217.9 MB. Max. memory is 11.5 GB. * Witness Printer took 62.72 ms. Allocated memory is still 1.2 GB. Free memory is still 816.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 668]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 668]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 668]: 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: 461]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning && splverifierCounter == 0bv32 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && 0bv32 == \result) && splverifierCounter == 0bv32 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. Result: SAFE, OverallTime: 2.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 287 SDtfs, 355 SDslu, 331 SDs, 0 SdLazy, 45 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 113 NumberOfFragments, 128 HoareAnnotationTreeSize, 27 FomulaSimplifications, 3987 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 210 ConstructedInterpolants, 0 QuantifiedInterpolants, 9538 SizeOfPredicates, 8 NumberOfNonLiveVariables, 916 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...