./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.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_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 8c7c11659b56a65fd9b011a28c96b3117f33c316 ...................................................................................................................................... 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_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 8c7c11659b56a65fd9b011a28c96b3117f33c316 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:42:30,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:42:30,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:42:30,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:42:30,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:42:30,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:42:30,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:42:30,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:42:30,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:42:30,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:42:30,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:42:30,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:42:30,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:42:30,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:42:30,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:42:30,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:42:30,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:42:30,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:42:30,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:42:30,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:42:30,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:42:30,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:42:30,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:42:30,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:42:30,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:42:30,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:42:30,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:42:30,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:42:30,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:42:30,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:42:30,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:42:30,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:42:30,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:42:30,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:42:30,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:42:30,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:42:30,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:42:30,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:42:30,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:42:30,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:42:30,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:42:30,499 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 20:42:30,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:42:30,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:42:30,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:42:30,514 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:42:30,514 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:42:30,514 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:42:30,514 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:42:30,514 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:42:30,515 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:42:30,515 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:42:30,515 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:42:30,515 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:42:30,515 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:42:30,516 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:42:30,516 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:42:30,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:42:30,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:42:30,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:42:30,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:42:30,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:42:30,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:42:30,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:42:30,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:42:30,518 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:42:30,518 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:42:30,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:42:30,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:42:30,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:42:30,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:42:30,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:42:30,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:42:30,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:42:30,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:42:30,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:42:30,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:42:30,520 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:42:30,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:42:30,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:42:30,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:42:30,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:42:30,520 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_b42878ed-1dd3-4334-a36b-e0e992497777/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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2019-12-07 20:42:30,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:42:30,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:42:30,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:42:30,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:42:30,645 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:42:30,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2019-12-07 20:42:30,688 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/88eaa5ea3/1a3e38df76624cd3b58ed0042edbb744/FLAGdac18a12e [2019-12-07 20:42:31,032 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:42:31,033 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2019-12-07 20:42:31,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/88eaa5ea3/1a3e38df76624cd3b58ed0042edbb744/FLAGdac18a12e [2019-12-07 20:42:31,049 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/88eaa5ea3/1a3e38df76624cd3b58ed0042edbb744 [2019-12-07 20:42:31,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:42:31,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:42:31,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:42:31,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:42:31,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:42:31,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:42:31" (1/1) ... [2019-12-07 20:42:31,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7762f741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:31, skipping insertion in model container [2019-12-07 20:42:31,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:42:31" (1/1) ... [2019-12-07 20:42:31,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:42:31,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:42:31,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:42:31,303 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 20:42:31,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fd4e60d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:31, skipping insertion in model container [2019-12-07 20:42:31,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:42:31,303 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:42:31,305 INFO L168 Benchmark]: Toolchain (without parser) took 252.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:42:31,305 INFO L168 Benchmark]: CDTParser took 0.16 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 20:42:31,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:42:31,307 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 250.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 342]: 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 20:42:32,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:42:32,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:42:32,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:42:32,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:42:32,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:42:32,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:42:32,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:42:32,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:42:32,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:42:32,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:42:32,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:42:32,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:42:32,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:42:32,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:42:32,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:42:32,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:42:32,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:42:32,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:42:32,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:42:32,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:42:32,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:42:32,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:42:32,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:42:32,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:42:32,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:42:32,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:42:32,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:42:32,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:42:32,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:42:32,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:42:32,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:42:32,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:42:32,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:42:32,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:42:32,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:42:32,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:42:32,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:42:32,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:42:32,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:42:32,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:42:32,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 20:42:32,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:42:32,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:42:32,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:42:32,464 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:42:32,464 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:42:32,464 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:42:32,464 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:42:32,465 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:42:32,465 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:42:32,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:42:32,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 20:42:32,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 20:42:32,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 20:42:32,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:42:32,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:42:32,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:42:32,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:42:32,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:42:32,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:42:32,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:42:32,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:42:32,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:42:32,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:42:32,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:42:32,468 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:42:32,468 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:42:32,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:42:32,468 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:42:32,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:42:32,468 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_b42878ed-1dd3-4334-a36b-e0e992497777/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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2019-12-07 20:42:32,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:42:32,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:42:32,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:42:32,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:42:32,667 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:42:32,667 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2019-12-07 20:42:32,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/183dc58af/c6115962852745bf9a10f2e4369d16cb/FLAGb37f73750 [2019-12-07 20:42:33,078 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:42:33,079 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2019-12-07 20:42:33,087 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/183dc58af/c6115962852745bf9a10f2e4369d16cb/FLAGb37f73750 [2019-12-07 20:42:33,095 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/data/183dc58af/c6115962852745bf9a10f2e4369d16cb [2019-12-07 20:42:33,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:42:33,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:42:33,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:42:33,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:42:33,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:42:33,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33, skipping insertion in model container [2019-12-07 20:42:33,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:42:33,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:42:33,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:42:33,355 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 20:42:33,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:42:33,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:42:33,403 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 20:42:33,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 20:42:33,465 INFO L208 MainTranslator]: Completed translation [2019-12-07 20:42:33,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33 WrapperNode [2019-12-07 20:42:33,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:42:33,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 20:42:33,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 20:42:33,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 20:42:33,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 20:42:33,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 20:42:33,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 20:42:33,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 20:42:33,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... [2019-12-07 20:42:33,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 20:42:33,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 20:42:33,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 20:42:33,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 20:42:33,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:33,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 20:42:33,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 20:42:33,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 20:42:33,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 20:42:34,135 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 20:42:34,135 INFO L287 CfgBuilder]: Removed 192 assume(true) statements. [2019-12-07 20:42:34,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:42:34 BoogieIcfgContainer [2019-12-07 20:42:34,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 20:42:34,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 20:42:34,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 20:42:34,139 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 20:42:34,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 08:42:33" (1/3) ... [2019-12-07 20:42:34,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ecf4bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:42:34, skipping insertion in model container [2019-12-07 20:42:34,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:42:33" (2/3) ... [2019-12-07 20:42:34,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ecf4bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 08:42:34, skipping insertion in model container [2019-12-07 20:42:34,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:42:34" (3/3) ... [2019-12-07 20:42:34,141 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45.cil.c [2019-12-07 20:42:34,147 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 20:42:34,153 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 20:42:34,160 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 20:42:34,177 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 20:42:34,177 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 20:42:34,177 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 20:42:34,177 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 20:42:34,177 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 20:42:34,177 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 20:42:34,177 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 20:42:34,178 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 20:42:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2019-12-07 20:42:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 20:42:34,194 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:34,194 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:42:34,195 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:34,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:34,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1880189342, now seen corresponding path program 1 times [2019-12-07 20:42:34,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:34,207 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1594004554] [2019-12-07 20:42:34,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:34,333 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 20:42:34,337 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:34,347 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 20:42:34,347 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:34,350 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 20:42:34,351 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1594004554] [2019-12-07 20:42:34,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:34,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 20:42:34,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980906665] [2019-12-07 20:42:34,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 20:42:34,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:34,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 20:42:34,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 20:42:34,366 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2019-12-07 20:42:34,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:34,388 INFO L93 Difference]: Finished difference Result 252 states and 377 transitions. [2019-12-07 20:42:34,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 20:42:34,389 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 20:42:34,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:34,398 INFO L225 Difference]: With dead ends: 252 [2019-12-07 20:42:34,398 INFO L226 Difference]: Without dead ends: 125 [2019-12-07 20:42:34,400 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 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 20:42:34,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-12-07 20:42:34,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-12-07 20:42:34,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-12-07 20:42:34,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 180 transitions. [2019-12-07 20:42:34,432 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 180 transitions. Word has length 16 [2019-12-07 20:42:34,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:34,433 INFO L462 AbstractCegarLoop]: Abstraction has 125 states and 180 transitions. [2019-12-07 20:42:34,433 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 20:42:34,433 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2019-12-07 20:42:34,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 20:42:34,434 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:34,434 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:42:34,635 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 20:42:34,635 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:34,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:34,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1368021057, now seen corresponding path program 1 times [2019-12-07 20:42:34,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:34,638 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [741158809] [2019-12-07 20:42:34,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:34,855 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:42:34,857 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:34,870 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 20:42:34,871 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:34,879 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 20:42:34,879 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [741158809] [2019-12-07 20:42:34,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:34,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 20:42:34,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966448114] [2019-12-07 20:42:34,881 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:42:34,881 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:34,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:42:34,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:42:34,882 INFO L87 Difference]: Start difference. First operand 125 states and 180 transitions. Second operand 4 states. [2019-12-07 20:42:34,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:34,898 INFO L93 Difference]: Finished difference Result 125 states and 180 transitions. [2019-12-07 20:42:34,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:42:34,899 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 20:42:34,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:34,900 INFO L225 Difference]: With dead ends: 125 [2019-12-07 20:42:34,900 INFO L226 Difference]: Without dead ends: 51 [2019-12-07 20:42:34,902 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 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 20:42:34,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-12-07 20:42:34,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2019-12-07 20:42:34,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-12-07 20:42:34,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2019-12-07 20:42:34,908 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 17 [2019-12-07 20:42:34,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:34,908 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2019-12-07 20:42:34,909 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:42:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2019-12-07 20:42:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 20:42:34,910 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:34,910 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 20:42:35,110 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 20:42:35,111 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:35,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:35,112 INFO L82 PathProgramCache]: Analyzing trace with hash -2019078694, now seen corresponding path program 1 times [2019-12-07 20:42:35,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:35,115 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [180561725] [2019-12-07 20:42:35,115 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:35,272 INFO L264 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:42:35,273 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:35,281 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 20:42:35,281 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:35,288 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 20:42:35,289 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [180561725] [2019-12-07 20:42:35,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:35,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 20:42:35,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896332060] [2019-12-07 20:42:35,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:42:35,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:35,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:42:35,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:42:35,290 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 4 states. [2019-12-07 20:42:35,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:35,297 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2019-12-07 20:42:35,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:42:35,297 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 20:42:35,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:35,298 INFO L225 Difference]: With dead ends: 96 [2019-12-07 20:42:35,298 INFO L226 Difference]: Without dead ends: 51 [2019-12-07 20:42:35,298 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 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 20:42:35,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-12-07 20:42:35,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2019-12-07 20:42:35,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-12-07 20:42:35,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2019-12-07 20:42:35,303 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 22 [2019-12-07 20:42:35,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:35,303 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2019-12-07 20:42:35,304 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:42:35,304 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2019-12-07 20:42:35,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 20:42:35,304 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:35,304 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 20:42:35,505 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 20:42:35,506 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:35,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:35,507 INFO L82 PathProgramCache]: Analyzing trace with hash -1511639432, now seen corresponding path program 1 times [2019-12-07 20:42:35,508 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:35,509 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [684335696] [2019-12-07 20:42:35,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:35,658 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:42:35,659 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:35,664 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 20:42:35,665 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:35,666 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 20:42:35,667 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [684335696] [2019-12-07 20:42:35,667 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:35,667 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 20:42:35,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954879855] [2019-12-07 20:42:35,667 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 20:42:35,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:35,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 20:42:35,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 20:42:35,668 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand 3 states. [2019-12-07 20:42:35,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:35,718 INFO L93 Difference]: Finished difference Result 117 states and 168 transitions. [2019-12-07 20:42:35,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 20:42:35,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-12-07 20:42:35,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:35,719 INFO L225 Difference]: With dead ends: 117 [2019-12-07 20:42:35,719 INFO L226 Difference]: Without dead ends: 72 [2019-12-07 20:42:35,720 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 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 20:42:35,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2019-12-07 20:42:35,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2019-12-07 20:42:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-12-07 20:42:35,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 98 transitions. [2019-12-07 20:42:35,727 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 98 transitions. Word has length 24 [2019-12-07 20:42:35,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:35,727 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 98 transitions. [2019-12-07 20:42:35,727 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 20:42:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2019-12-07 20:42:35,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-07 20:42:35,728 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:35,728 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] [2019-12-07 20:42:35,929 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 20:42:35,930 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:35,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:35,931 INFO L82 PathProgramCache]: Analyzing trace with hash 406595852, now seen corresponding path program 1 times [2019-12-07 20:42:35,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:35,933 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1753002463] [2019-12-07 20:42:35,933 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:36,138 INFO L264 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:42:36,139 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:36,153 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 20:42:36,153 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:36,161 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 20:42:36,161 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1753002463] [2019-12-07 20:42:36,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:36,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 20:42:36,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190004062] [2019-12-07 20:42:36,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:42:36,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:36,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:42:36,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:42:36,162 INFO L87 Difference]: Start difference. First operand 70 states and 98 transitions. Second operand 5 states. [2019-12-07 20:42:36,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:36,262 INFO L93 Difference]: Finished difference Result 335 states and 484 transitions. [2019-12-07 20:42:36,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 20:42:36,263 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-12-07 20:42:36,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:36,265 INFO L225 Difference]: With dead ends: 335 [2019-12-07 20:42:36,265 INFO L226 Difference]: Without dead ends: 271 [2019-12-07 20:42:36,265 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 55 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 20:42:36,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-12-07 20:42:36,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 128. [2019-12-07 20:42:36,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-12-07 20:42:36,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2019-12-07 20:42:36,280 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 30 [2019-12-07 20:42:36,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:36,280 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2019-12-07 20:42:36,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:42:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2019-12-07 20:42:36,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 20:42:36,281 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:36,281 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] [2019-12-07 20:42:36,481 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 20:42:36,483 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:36,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:36,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1078364354, now seen corresponding path program 1 times [2019-12-07 20:42:36,485 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:36,486 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531043076] [2019-12-07 20:42:36,486 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:36,628 INFO L264 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:42:36,629 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:36,642 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 20:42:36,642 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:36,657 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 20:42:36,657 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531043076] [2019-12-07 20:42:36,657 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:36,657 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:42:36,658 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3431182] [2019-12-07 20:42:36,658 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:42:36,658 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:36,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:42:36,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:42:36,659 INFO L87 Difference]: Start difference. First operand 128 states and 179 transitions. Second operand 5 states. [2019-12-07 20:42:36,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:36,799 INFO L93 Difference]: Finished difference Result 366 states and 516 transitions. [2019-12-07 20:42:36,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 20:42:36,800 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-12-07 20:42:36,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:36,803 INFO L225 Difference]: With dead ends: 366 [2019-12-07 20:42:36,803 INFO L226 Difference]: Without dead ends: 364 [2019-12-07 20:42:36,804 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 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 20:42:36,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2019-12-07 20:42:36,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 128. [2019-12-07 20:42:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-12-07 20:42:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2019-12-07 20:42:36,822 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 31 [2019-12-07 20:42:36,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:36,822 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2019-12-07 20:42:36,822 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:42:36,823 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2019-12-07 20:42:36,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 20:42:36,824 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:36,824 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] [2019-12-07 20:42:37,030 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 20:42:37,031 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:37,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:37,031 INFO L82 PathProgramCache]: Analyzing trace with hash 123869668, now seen corresponding path program 1 times [2019-12-07 20:42:37,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:37,032 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1119337584] [2019-12-07 20:42:37,032 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:37,137 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 20:42:37,138 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:37,149 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 20:42:37,149 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:37,152 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 20:42:37,152 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1119337584] [2019-12-07 20:42:37,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:37,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 20:42:37,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648161223] [2019-12-07 20:42:37,152 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 20:42:37,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:37,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 20:42:37,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 20:42:37,153 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand 5 states. [2019-12-07 20:42:37,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:37,208 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2019-12-07 20:42:37,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 20:42:37,208 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 20:42:37,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:37,210 INFO L225 Difference]: With dead ends: 336 [2019-12-07 20:42:37,210 INFO L226 Difference]: Without dead ends: 214 [2019-12-07 20:42:37,211 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 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 20:42:37,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2019-12-07 20:42:37,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 140. [2019-12-07 20:42:37,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-12-07 20:42:37,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2019-12-07 20:42:37,220 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 34 [2019-12-07 20:42:37,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:37,221 INFO L462 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2019-12-07 20:42:37,221 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 20:42:37,221 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2019-12-07 20:42:37,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 20:42:37,222 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:37,222 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] [2019-12-07 20:42:37,422 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 20:42:37,423 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:37,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:37,424 INFO L82 PathProgramCache]: Analyzing trace with hash -462936346, now seen corresponding path program 1 times [2019-12-07 20:42:37,425 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:37,426 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1288972746] [2019-12-07 20:42:37,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:37,570 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 20:42:37,571 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:37,579 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 20:42:37,579 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:37,589 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 20:42:37,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1288972746] [2019-12-07 20:42:37,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:37,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 20:42:37,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72091315] [2019-12-07 20:42:37,590 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 20:42:37,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:37,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 20:42:37,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 20:42:37,590 INFO L87 Difference]: Start difference. First operand 140 states and 190 transitions. Second operand 6 states. [2019-12-07 20:42:37,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:37,632 INFO L93 Difference]: Finished difference Result 370 states and 498 transitions. [2019-12-07 20:42:37,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 20:42:37,633 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-12-07 20:42:37,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:37,634 INFO L225 Difference]: With dead ends: 370 [2019-12-07 20:42:37,634 INFO L226 Difference]: Without dead ends: 236 [2019-12-07 20:42:37,635 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 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 20:42:37,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2019-12-07 20:42:37,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 148. [2019-12-07 20:42:37,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-12-07 20:42:37,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 198 transitions. [2019-12-07 20:42:37,644 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 198 transitions. Word has length 34 [2019-12-07 20:42:37,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:37,645 INFO L462 AbstractCegarLoop]: Abstraction has 148 states and 198 transitions. [2019-12-07 20:42:37,645 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 20:42:37,645 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2019-12-07 20:42:37,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 20:42:37,646 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:37,646 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] [2019-12-07 20:42:37,847 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 20:42:37,848 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:37,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:37,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1742800024, now seen corresponding path program 1 times [2019-12-07 20:42:37,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:37,850 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168402603] [2019-12-07 20:42:37,850 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:37,993 INFO L264 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 20:42:37,994 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:37,999 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 20:42:37,999 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:38,007 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 20:42:38,007 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168402603] [2019-12-07 20:42:38,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:38,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-12-07 20:42:38,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386155289] [2019-12-07 20:42:38,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 20:42:38,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:38,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 20:42:38,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 20:42:38,009 INFO L87 Difference]: Start difference. First operand 148 states and 198 transitions. Second operand 4 states. [2019-12-07 20:42:38,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:38,055 INFO L93 Difference]: Finished difference Result 442 states and 594 transitions. [2019-12-07 20:42:38,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 20:42:38,056 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-12-07 20:42:38,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:38,058 INFO L225 Difference]: With dead ends: 442 [2019-12-07 20:42:38,058 INFO L226 Difference]: Without dead ends: 300 [2019-12-07 20:42:38,058 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 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 20:42:38,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2019-12-07 20:42:38,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 248. [2019-12-07 20:42:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2019-12-07 20:42:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 329 transitions. [2019-12-07 20:42:38,073 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 329 transitions. Word has length 34 [2019-12-07 20:42:38,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:38,073 INFO L462 AbstractCegarLoop]: Abstraction has 248 states and 329 transitions. [2019-12-07 20:42:38,073 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 20:42:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 329 transitions. [2019-12-07 20:42:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 20:42:38,074 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:38,074 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] [2019-12-07 20:42:38,274 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 20:42:38,275 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:38,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:38,275 INFO L82 PathProgramCache]: Analyzing trace with hash -226364314, now seen corresponding path program 1 times [2019-12-07 20:42:38,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:38,275 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2006082608] [2019-12-07 20:42:38,275 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/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 20:42:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:38,367 INFO L264 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 20:42:38,368 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:38,388 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 20:42:38,388 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:38,415 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 20:42:38,415 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2006082608] [2019-12-07 20:42:38,415 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:38,416 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 20:42:38,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402152214] [2019-12-07 20:42:38,416 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 20:42:38,416 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:38,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 20:42:38,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 20:42:38,416 INFO L87 Difference]: Start difference. First operand 248 states and 329 transitions. Second operand 10 states. [2019-12-07 20:42:38,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:38,860 INFO L93 Difference]: Finished difference Result 1084 states and 1406 transitions. [2019-12-07 20:42:38,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-12-07 20:42:38,860 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 35 [2019-12-07 20:42:38,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:38,864 INFO L225 Difference]: With dead ends: 1084 [2019-12-07 20:42:38,864 INFO L226 Difference]: Without dead ends: 842 [2019-12-07 20:42:38,865 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2019-12-07 20:42:38,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 842 states. [2019-12-07 20:42:38,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 842 to 248. [2019-12-07 20:42:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2019-12-07 20:42:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 323 transitions. [2019-12-07 20:42:38,882 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 323 transitions. Word has length 35 [2019-12-07 20:42:38,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:38,883 INFO L462 AbstractCegarLoop]: Abstraction has 248 states and 323 transitions. [2019-12-07 20:42:38,883 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 20:42:38,883 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 323 transitions. [2019-12-07 20:42:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 20:42:38,883 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 20:42:38,884 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2019-12-07 20:42:39,084 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 20:42:39,084 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 20:42:39,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 20:42:39,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1790569150, now seen corresponding path program 1 times [2019-12-07 20:42:39,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 20:42:39,085 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [370801626] [2019-12-07 20:42:39,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 20:42:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 20:42:39,183 INFO L264 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 20:42:39,184 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 20:42:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 20:42:39,208 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 20:42:39,244 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 20:42:39,244 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [370801626] [2019-12-07 20:42:39,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 20:42:39,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 20:42:39,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16942321] [2019-12-07 20:42:39,245 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 20:42:39,245 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 20:42:39,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 20:42:39,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 20:42:39,246 INFO L87 Difference]: Start difference. First operand 248 states and 323 transitions. Second operand 10 states. [2019-12-07 20:42:39,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 20:42:39,582 INFO L93 Difference]: Finished difference Result 760 states and 979 transitions. [2019-12-07 20:42:39,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 20:42:39,589 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2019-12-07 20:42:39,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 20:42:39,590 INFO L225 Difference]: With dead ends: 760 [2019-12-07 20:42:39,590 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 20:42:39,590 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-12-07 20:42:39,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 20:42:39,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 20:42:39,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 20:42:39,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 20:42:39,591 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-12-07 20:42:39,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 20:42:39,591 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 20:42:39,591 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 20:42:39,591 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 20:42:39,591 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 20:42:39,792 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 20:42:39,793 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 20:42:39,992 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 87 [2019-12-07 20:42:40,155 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 132 [2019-12-07 20:42:40,288 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 123 [2019-12-07 20:42:40,438 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 132 [2019-12-07 20:42:40,572 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 109 [2019-12-07 20:42:41,166 WARN L192 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 16 [2019-12-07 20:42:42,253 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 132 DAG size of output: 20 [2019-12-07 20:42:43,016 WARN L192 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 16 [2019-12-07 20:42:43,941 WARN L192 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 14 [2019-12-07 20:42:44,600 WARN L192 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 14 [2019-12-07 20:42:45,100 WARN L192 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2019-12-07 20:42:45,575 WARN L192 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 24 [2019-12-07 20:42:46,019 WARN L192 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 21 [2019-12-07 20:42:46,069 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2019-12-07 20:42:46,069 INFO L242 CegarLoopResult]: At program point L135(lines 126 139) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:42:46,069 INFO L242 CegarLoopResult]: At program point L135-1(lines 126 139) 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 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 20:42:46,070 INFO L242 CegarLoopResult]: At program point L135-2(lines 126 139) the Hoare annotation is: false [2019-12-07 20:42:46,070 INFO L242 CegarLoopResult]: At program point L135-3(lines 126 139) the Hoare annotation is: false [2019-12-07 20:42:46,070 INFO L242 CegarLoopResult]: At program point L135-4(lines 126 139) the Hoare annotation is: false [2019-12-07 20:42:46,070 INFO L242 CegarLoopResult]: At program point L135-5(lines 126 139) the Hoare annotation is: false [2019-12-07 20:42:46,070 INFO L242 CegarLoopResult]: At program point L301(lines 1 940) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:42:46,070 INFO L246 CegarLoopResult]: For program point L931(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,070 INFO L246 CegarLoopResult]: For program point L931-2(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,070 INFO L246 CegarLoopResult]: For program point L931-3(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,070 INFO L246 CegarLoopResult]: For program point L931-5(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,070 INFO L246 CegarLoopResult]: For program point L931-6(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,070 INFO L246 CegarLoopResult]: For program point L700(lines 700 706) no Hoare annotation was computed. [2019-12-07 20:42:46,070 INFO L242 CegarLoopResult]: At program point L700-1(lines 700 706) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse3 .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0)) (and .cse0 .cse1 .cse3 .cse2))) [2019-12-07 20:42:46,070 INFO L246 CegarLoopResult]: For program point L931-8(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point L931-9(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point L931-11(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point L931-12(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point L931-14(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point L931-15(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point L931-17(lines 931 935) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L242 CegarLoopResult]: At program point L238(lines 234 240) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:42:46,071 INFO L242 CegarLoopResult]: At program point L736(lines 689 737) the Hoare annotation is: false [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L249 CegarLoopResult]: At program point L274(lines 255 277) the Hoare annotation is: true [2019-12-07 20:42:46,071 INFO L246 CegarLoopResult]: For program point L77(lines 77 81) no Hoare annotation was computed. [2019-12-07 20:42:46,071 INFO L242 CegarLoopResult]: At program point L309(lines 304 312) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 20:42:46,072 INFO L242 CegarLoopResult]: At program point L937(lines 922 940) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:42:46,072 INFO L242 CegarLoopResult]: At program point L937-1(lines 922 940) 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 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2019-12-07 20:42:46,072 INFO L242 CegarLoopResult]: At program point L937-2(lines 922 940) the Hoare annotation is: false [2019-12-07 20:42:46,072 INFO L242 CegarLoopResult]: At program point L937-3(lines 922 940) the Hoare annotation is: false [2019-12-07 20:42:46,072 INFO L242 CegarLoopResult]: At program point L937-4(lines 922 940) the Hoare annotation is: false [2019-12-07 20:42:46,072 INFO L242 CegarLoopResult]: At program point L937-5(lines 922 940) the Hoare annotation is: false [2019-12-07 20:42:46,072 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 20:42:46,072 INFO L246 CegarLoopResult]: For program point L145-1(line 145) no Hoare annotation was computed. [2019-12-07 20:42:46,072 INFO L246 CegarLoopResult]: For program point L145-2(line 145) no Hoare annotation was computed. [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873(lines 866 876) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-1(lines 866 876) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-2(lines 866 876) 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 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))))) [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-3(lines 866 876) the Hoare annotation is: false [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-4(lines 866 876) the Hoare annotation is: false [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-5(lines 866 876) the Hoare annotation is: false [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-6(lines 866 876) the Hoare annotation is: false [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-7(lines 866 876) the Hoare annotation is: false [2019-12-07 20:42:46,073 INFO L242 CegarLoopResult]: At program point L873-8(lines 866 876) the Hoare annotation is: false [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L710(lines 710 716) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L242 CegarLoopResult]: At program point L710-1(lines 710 716) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1))) [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L812(lines 812 829) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L812-1(lines 812 829) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L812-2(lines 812 829) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L53(lines 53 57) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L848(lines 848 854) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L848-2(lines 848 854) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L848-4(lines 848 854) no Hoare annotation was computed. [2019-12-07 20:42:46,074 INFO L246 CegarLoopResult]: For program point L848-6(lines 848 854) no Hoare annotation was computed. [2019-12-07 20:42:46,075 INFO L246 CegarLoopResult]: For program point L848-8(lines 848 854) no Hoare annotation was computed. [2019-12-07 20:42:46,075 INFO L246 CegarLoopResult]: For program point L848-10(lines 848 854) no Hoare annotation was computed. [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L882(lines 877 885) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L882-1(lines 877 885) the Hoare annotation is: false [2019-12-07 20:42:46,075 INFO L246 CegarLoopResult]: For program point L816(lines 816 824) no Hoare annotation was computed. [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L882-2(lines 877 885) the Hoare annotation is: false [2019-12-07 20:42:46,075 INFO L246 CegarLoopResult]: For program point L816-1(lines 816 824) no Hoare annotation was computed. [2019-12-07 20:42:46,075 INFO L246 CegarLoopResult]: For program point L816-2(lines 816 824) no Hoare annotation was computed. [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L189-2(lines 189 203) the Hoare annotation is: false [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L90(lines 85 93) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L90-1(lines 85 93) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L90-2(lines 85 93) 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 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2))) [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L90-3(lines 85 93) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse1) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L90-4(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L90-5(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,075 INFO L242 CegarLoopResult]: At program point L90-6(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,076 INFO L242 CegarLoopResult]: At program point L90-7(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,076 INFO L242 CegarLoopResult]: At program point L90-8(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,076 INFO L242 CegarLoopResult]: At program point L90-9(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,076 INFO L242 CegarLoopResult]: At program point L90-10(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,076 INFO L242 CegarLoopResult]: At program point L90-11(lines 85 93) the Hoare annotation is: false [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L786(lines 786 803) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L720(lines 720 731) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L786-3(lines 786 803) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L786-4(lines 786 803) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L786-5(lines 786 803) no Hoare annotation was computed. [2019-12-07 20:42:46,076 INFO L246 CegarLoopResult]: For program point L159(lines 159 172) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L242 CegarLoopResult]: At program point L159-1(lines 1 940) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse3 .cse2 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0)) (and .cse0 .cse1 .cse3 .cse2))) [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L159-2(lines 159 172) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L242 CegarLoopResult]: At program point L159-3(lines 1 940) the Hoare annotation is: false [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L159-4(lines 159 172) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L242 CegarLoopResult]: At program point L159-5(lines 1 940) the Hoare annotation is: false [2019-12-07 20:42:46,077 INFO L242 CegarLoopResult]: At program point L754(lines 753 772) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1))) [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L242 CegarLoopResult]: At program point L754-2(lines 753 772) the Hoare annotation is: false [2019-12-07 20:42:46,077 INFO L242 CegarLoopResult]: At program point L754-3(lines 753 772) the Hoare annotation is: false [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L193(lines 193 197) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L193-1(lines 754 760) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L790(lines 790 798) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2019-12-07 20:42:46,077 INFO L246 CegarLoopResult]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L691(lines 690 735) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L790-3(lines 790 798) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L790-4(lines 790 798) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L790-5(lines 790 798) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L163(lines 163 169) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L163-2(lines 163 169) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L130-2(lines 130 136) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L130-3(lines 130 136) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L163-4(lines 163 169) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L130-4(lines 130 136) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L130-5(lines 130 136) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2019-12-07 20:42:46,078 INFO L246 CegarLoopResult]: For program point L726(lines 726 730) no Hoare annotation was computed. [2019-12-07 20:42:46,079 INFO L246 CegarLoopResult]: For program point L726-2(lines 754 760) no Hoare annotation was computed. [2019-12-07 20:42:46,079 INFO L246 CegarLoopResult]: For program point L265(lines 265 272) no Hoare annotation was computed. [2019-12-07 20:42:46,079 INFO L249 CegarLoopResult]: At program point L265-1(lines 265 272) the Hoare annotation is: true [2019-12-07 20:42:46,079 INFO L242 CegarLoopResult]: At program point L761(lines 761 767) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse3 .cse2))) [2019-12-07 20:42:46,079 INFO L242 CegarLoopResult]: At program point L761-1(lines 761 767) the Hoare annotation is: false [2019-12-07 20:42:46,079 INFO L242 CegarLoopResult]: At program point L761-2(lines 761 767) the Hoare annotation is: false [2019-12-07 20:42:46,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 08:42:46 BoogieIcfgContainer [2019-12-07 20:42:46,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 20:42:46,104 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 20:42:46,104 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 20:42:46,105 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 20:42:46,105 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 08:42:34" (3/4) ... [2019-12-07 20:42:46,108 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 20:42:46,123 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 20:42:46,124 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 20:42:46,125 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 20:42:46,126 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 20:42:46,127 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 20:42:46,128 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:42:46,129 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 20:42:46,148 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:42:46,149 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:42:46,149 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:42:46,150 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:42:46,151 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:42:46,151 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:42:46,151 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == \result) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:42:46,153 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:42:46,153 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 20:42:46,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:42:46,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) [2019-12-07 20:42:46,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:42:46,155 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 [2019-12-07 20:42:46,210 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b42878ed-1dd3-4334-a36b-e0e992497777/bin/utaipan/witness.graphml [2019-12-07 20:42:46,210 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 20:42:46,212 INFO L168 Benchmark]: Toolchain (without parser) took 13113.65 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 340.8 MB). Free memory was 953.7 MB in the beginning and 867.7 MB in the end (delta: 86.0 MB). Peak memory consumption was 426.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:42:46,212 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 20:42:46,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:42:46,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.18 ms. Allocated memory is still 1.1 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 20:42:46,213 INFO L168 Benchmark]: Boogie Preprocessor took 35.49 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:42:46,213 INFO L168 Benchmark]: RCFGBuilder took 587.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.4 MB in the end (delta: 88.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 11.5 GB. [2019-12-07 20:42:46,213 INFO L168 Benchmark]: TraceAbstraction took 11967.51 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 221.2 MB). Free memory was 992.4 MB in the beginning and 878.6 MB in the end (delta: 113.7 MB). Peak memory consumption was 363.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:42:46,214 INFO L168 Benchmark]: Witness Printer took 106.17 ms. Allocated memory is still 1.4 GB. Free memory was 878.6 MB in the beginning and 867.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-12-07 20:42:46,215 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 367.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.18 ms. Allocated memory is still 1.1 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 35.49 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 587.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.4 MB in the end (delta: 88.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11967.51 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 221.2 MB). Free memory was 992.4 MB in the beginning and 878.6 MB in the end (delta: 113.7 MB). Peak memory consumption was 363.8 MB. Max. memory is 11.5 GB. * Witness Printer took 106.17 ms. Allocated memory is still 1.4 GB. Free memory was 878.6 MB in the beginning and 867.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 145]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 145]: 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: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == \result) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || ((((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == tmp)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) || (((\result == 0bv32 && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 129 locations, 3 error locations. Result: SAFE, OverallTime: 5.6s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.2s, HoareTripleCheckerStatistics: 1297 SDtfs, 1939 SDslu, 3154 SDs, 0 SdLazy, 453 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 686 GetRequests, 621 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred 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: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1189 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 241 NumberOfFragments, 662 HoareAnnotationTreeSize, 54 FomulaSimplifications, 1628250 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 54 FomulaSimplificationsInter, 384408 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 640 ConstructedInterpolants, 0 QuantifiedInterpolants, 39616 SizeOfPredicates, 27 NumberOfNonLiveVariables, 2152 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 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...