./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product58.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_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 454aaa6b423a8831b8582dfeb545ec6b3447f968 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:30,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:14:30,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:14:30,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:14:30,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:14:30,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:14:30,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:14:30,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:14:30,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:14:30,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:14:30,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:14:30,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:14:30,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:14:30,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:14:30,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:14:30,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:14:30,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:14:30,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:14:30,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:14:30,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:14:30,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:14:30,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:14:30,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:14:30,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:14:30,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:14:30,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:14:30,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:14:30,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:14:30,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:14:30,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:14:30,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:14:30,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:14:30,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:14:30,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:14:30,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:14:30,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:14:30,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:14:30,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:14:30,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:14:30,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:14:30,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:14:30,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:14:30,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:14:30,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:14:30,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:14:30,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:14:30,563 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:14:30,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:14:30,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:14:30,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:14:30,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:14:30,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:14:30,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:14:30,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:14:30,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:14:30,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:14:30,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:14:30,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:14:30,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:14:30,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:14:30,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:14:30,566 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:14:30,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer 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 -> Automizer 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 -> 454aaa6b423a8831b8582dfeb545ec6b3447f968 [2019-12-07 17:14:30,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:14:30,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:14:30,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:14:30,677 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:14:30,677 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:14:30,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2019-12-07 17:14:30,720 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/data/87ab2208c/37f228f18bb24ddbb053da84f7cb4a73/FLAG70c120539 [2019-12-07 17:14:31,141 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:14:31,142 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2019-12-07 17:14:31,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/data/87ab2208c/37f228f18bb24ddbb053da84f7cb4a73/FLAG70c120539 [2019-12-07 17:14:31,493 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/data/87ab2208c/37f228f18bb24ddbb053da84f7cb4a73 [2019-12-07 17:14:31,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:14:31,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:14:31,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:14:31,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:14:31,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:14:31,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a523291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31, skipping insertion in model container [2019-12-07 17:14:31,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:14:31,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:14:31,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:14:31,759 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:14:31,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:14:31,832 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:14:31,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31 WrapperNode [2019-12-07 17:14:31,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:14:31,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:14:31,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:14:31,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:14:31,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:14:31,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:14:31,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:14:31,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:14:31,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... [2019-12-07 17:14:31,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:14:31,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:14:31,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:14:31,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:14:31,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/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 17:14:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:14:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 17:14:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:14:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:14:32,417 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:14:32,417 INFO L287 CfgBuilder]: Removed 194 assume(true) statements. [2019-12-07 17:14:32,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:14:32 BoogieIcfgContainer [2019-12-07 17:14:32,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:14:32,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:14:32,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:14:32,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:14:32,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:14:31" (1/3) ... [2019-12-07 17:14:32,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c2018d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:14:32, skipping insertion in model container [2019-12-07 17:14:32,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:14:31" (2/3) ... [2019-12-07 17:14:32,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c2018d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:14:32, skipping insertion in model container [2019-12-07 17:14:32,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:14:32" (3/3) ... [2019-12-07 17:14:32,425 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product58.cil.c [2019-12-07 17:14:32,434 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:14:32,439 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 17:14:32,447 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 17:14:32,466 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:14:32,466 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:14:32,466 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:14:32,466 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:14:32,466 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:14:32,466 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:14:32,466 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:14:32,466 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:14:32,482 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-12-07 17:14:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 17:14:32,488 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:32,489 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:14:32,489 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:32,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:32,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1138467236, now seen corresponding path program 1 times [2019-12-07 17:14:32,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:32,499 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517199742] [2019-12-07 17:14:32,499 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:32,670 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 17:14:32,671 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517199742] [2019-12-07 17:14:32,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:32,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:14:32,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58490438] [2019-12-07 17:14:32,674 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:14:32,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:32,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:14:32,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:14:32,685 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-12-07 17:14:32,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:32,708 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-12-07 17:14:32,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:14:32,709 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 17:14:32,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:32,717 INFO L225 Difference]: With dead ends: 264 [2019-12-07 17:14:32,717 INFO L226 Difference]: Without dead ends: 131 [2019-12-07 17:14:32,720 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 17:14:32,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-12-07 17:14:32,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-12-07 17:14:32,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-12-07 17:14:32,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-12-07 17:14:32,750 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2019-12-07 17:14:32,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:32,751 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-12-07 17:14:32,751 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:14:32,751 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-12-07 17:14:32,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 17:14:32,751 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:32,751 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 17:14:32,752 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:32,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:32,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1722273200, now seen corresponding path program 1 times [2019-12-07 17:14:32,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:32,752 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131120319] [2019-12-07 17:14:32,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:32,808 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 17:14:32,809 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131120319] [2019-12-07 17:14:32,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:32,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:14:32,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533974919] [2019-12-07 17:14:32,810 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:14:32,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:32,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:14:32,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:14:32,810 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2019-12-07 17:14:32,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:32,819 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-12-07 17:14:32,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:14:32,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-07 17:14:32,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:32,821 INFO L225 Difference]: With dead ends: 131 [2019-12-07 17:14:32,821 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 17:14:32,822 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 17:14:32,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 17:14:32,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 17:14:32,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 17:14:32,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-12-07 17:14:32,826 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2019-12-07 17:14:32,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:32,826 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-12-07 17:14:32,826 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:14:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-12-07 17:14:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 17:14:32,827 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:32,827 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 17:14:32,827 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:32,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:32,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1529505855, now seen corresponding path program 1 times [2019-12-07 17:14:32,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:32,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629557529] [2019-12-07 17:14:32,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:32,873 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 17:14:32,873 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629557529] [2019-12-07 17:14:32,873 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:32,873 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:14:32,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905418887] [2019-12-07 17:14:32,874 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:14:32,874 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:32,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:14:32,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:14:32,874 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-12-07 17:14:32,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:32,893 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-12-07 17:14:32,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:14:32,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-12-07 17:14:32,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:32,894 INFO L225 Difference]: With dead ends: 100 [2019-12-07 17:14:32,895 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 17:14:32,895 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 17:14:32,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 17:14:32,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 17:14:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 17:14:32,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-12-07 17:14:32,899 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2019-12-07 17:14:32,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:32,900 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-12-07 17:14:32,900 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:14:32,900 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-12-07 17:14:32,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 17:14:32,900 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:32,901 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 17:14:32,901 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:32,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:32,901 INFO L82 PathProgramCache]: Analyzing trace with hash 583703192, now seen corresponding path program 1 times [2019-12-07 17:14:32,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:32,901 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339002281] [2019-12-07 17:14:32,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:32,935 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 17:14:32,936 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339002281] [2019-12-07 17:14:32,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:32,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:14:32,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361886169] [2019-12-07 17:14:32,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:14:32,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:32,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:14:32,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:14:32,937 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-12-07 17:14:32,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:32,963 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2019-12-07 17:14:32,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:14:32,964 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-12-07 17:14:32,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:32,965 INFO L225 Difference]: With dead ends: 121 [2019-12-07 17:14:32,965 INFO L226 Difference]: Without dead ends: 74 [2019-12-07 17:14:32,966 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 17:14:32,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-12-07 17:14:32,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2019-12-07 17:14:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-12-07 17:14:32,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2019-12-07 17:14:32,974 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2019-12-07 17:14:32,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:32,974 INFO L462 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2019-12-07 17:14:32,974 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:14:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2019-12-07 17:14:32,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-07 17:14:32,975 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:32,975 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 17:14:32,976 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:32,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:32,976 INFO L82 PathProgramCache]: Analyzing trace with hash -198690772, now seen corresponding path program 1 times [2019-12-07 17:14:32,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:32,976 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749921916] [2019-12-07 17:14:32,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:33,030 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 17:14:33,030 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749921916] [2019-12-07 17:14:33,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:33,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:14:33,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737363855] [2019-12-07 17:14:33,031 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:14:33,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:33,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:14:33,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:14:33,031 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand 5 states. [2019-12-07 17:14:33,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:33,117 INFO L93 Difference]: Finished difference Result 372 states and 538 transitions. [2019-12-07 17:14:33,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 17:14:33,118 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-12-07 17:14:33,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:33,120 INFO L225 Difference]: With dead ends: 372 [2019-12-07 17:14:33,120 INFO L226 Difference]: Without dead ends: 306 [2019-12-07 17:14:33,121 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 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 17:14:33,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2019-12-07 17:14:33,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 132. [2019-12-07 17:14:33,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-12-07 17:14:33,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 185 transitions. [2019-12-07 17:14:33,134 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 185 transitions. Word has length 30 [2019-12-07 17:14:33,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:33,135 INFO L462 AbstractCegarLoop]: Abstraction has 132 states and 185 transitions. [2019-12-07 17:14:33,135 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:14:33,135 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 185 transitions. [2019-12-07 17:14:33,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 17:14:33,136 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:33,136 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 17:14:33,136 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:33,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:33,136 INFO L82 PathProgramCache]: Analyzing trace with hash 473077730, now seen corresponding path program 1 times [2019-12-07 17:14:33,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:33,137 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822421539] [2019-12-07 17:14:33,137 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:33,180 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 17:14:33,180 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822421539] [2019-12-07 17:14:33,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:33,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:14:33,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026803999] [2019-12-07 17:14:33,181 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:14:33,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:33,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:14:33,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:14:33,181 INFO L87 Difference]: Start difference. First operand 132 states and 185 transitions. Second operand 5 states. [2019-12-07 17:14:33,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:33,269 INFO L93 Difference]: Finished difference Result 378 states and 534 transitions. [2019-12-07 17:14:33,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 17:14:33,269 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-12-07 17:14:33,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:33,272 INFO L225 Difference]: With dead ends: 378 [2019-12-07 17:14:33,272 INFO L226 Difference]: Without dead ends: 376 [2019-12-07 17:14:33,273 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 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 17:14:33,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2019-12-07 17:14:33,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 132. [2019-12-07 17:14:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-12-07 17:14:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 184 transitions. [2019-12-07 17:14:33,290 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 184 transitions. Word has length 31 [2019-12-07 17:14:33,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:33,290 INFO L462 AbstractCegarLoop]: Abstraction has 132 states and 184 transitions. [2019-12-07 17:14:33,290 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:14:33,291 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2019-12-07 17:14:33,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 17:14:33,292 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:33,292 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 17:14:33,293 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:33,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:33,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1697229364, now seen corresponding path program 1 times [2019-12-07 17:14:33,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:33,293 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797636910] [2019-12-07 17:14:33,294 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:33,339 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 17:14:33,339 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797636910] [2019-12-07 17:14:33,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:33,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 17:14:33,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785356225] [2019-12-07 17:14:33,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:14:33,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:33,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:14:33,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:14:33,340 INFO L87 Difference]: Start difference. First operand 132 states and 184 transitions. Second operand 5 states. [2019-12-07 17:14:33,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:33,390 INFO L93 Difference]: Finished difference Result 344 states and 476 transitions. [2019-12-07 17:14:33,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:14:33,390 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-12-07 17:14:33,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:33,391 INFO L225 Difference]: With dead ends: 344 [2019-12-07 17:14:33,392 INFO L226 Difference]: Without dead ends: 218 [2019-12-07 17:14:33,392 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 17:14:33,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2019-12-07 17:14:33,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 144. [2019-12-07 17:14:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-12-07 17:14:33,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 196 transitions. [2019-12-07 17:14:33,402 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 196 transitions. Word has length 34 [2019-12-07 17:14:33,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:33,402 INFO L462 AbstractCegarLoop]: Abstraction has 144 states and 196 transitions. [2019-12-07 17:14:33,402 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:14:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2019-12-07 17:14:33,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 17:14:33,403 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:33,403 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 17:14:33,403 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:33,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:33,404 INFO L82 PathProgramCache]: Analyzing trace with hash 2010931918, now seen corresponding path program 1 times [2019-12-07 17:14:33,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:33,404 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94908914] [2019-12-07 17:14:33,404 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:33,432 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 17:14:33,433 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94908914] [2019-12-07 17:14:33,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:33,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:14:33,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614379717] [2019-12-07 17:14:33,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:14:33,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:33,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:14:33,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:14:33,434 INFO L87 Difference]: Start difference. First operand 144 states and 196 transitions. Second operand 4 states. [2019-12-07 17:14:33,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:33,479 INFO L93 Difference]: Finished difference Result 340 states and 460 transitions. [2019-12-07 17:14:33,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:14:33,479 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-12-07 17:14:33,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:33,480 INFO L225 Difference]: With dead ends: 340 [2019-12-07 17:14:33,480 INFO L226 Difference]: Without dead ends: 202 [2019-12-07 17:14:33,481 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:14:33,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-12-07 17:14:33,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 152. [2019-12-07 17:14:33,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-12-07 17:14:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 204 transitions. [2019-12-07 17:14:33,489 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 204 transitions. Word has length 34 [2019-12-07 17:14:33,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:33,489 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 204 transitions. [2019-12-07 17:14:33,489 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:14:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2019-12-07 17:14:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 17:14:33,490 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:33,490 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 17:14:33,490 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:33,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:33,490 INFO L82 PathProgramCache]: Analyzing trace with hash 731068240, now seen corresponding path program 1 times [2019-12-07 17:14:33,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:33,491 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520705542] [2019-12-07 17:14:33,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:33,513 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 17:14:33,513 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520705542] [2019-12-07 17:14:33,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:33,514 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:14:33,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451570146] [2019-12-07 17:14:33,514 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:14:33,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:33,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:14:33,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:14:33,514 INFO L87 Difference]: Start difference. First operand 152 states and 204 transitions. Second operand 3 states. [2019-12-07 17:14:33,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:33,533 INFO L93 Difference]: Finished difference Result 348 states and 466 transitions. [2019-12-07 17:14:33,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:14:33,533 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-12-07 17:14:33,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:33,534 INFO L225 Difference]: With dead ends: 348 [2019-12-07 17:14:33,534 INFO L226 Difference]: Without dead ends: 202 [2019-12-07 17:14:33,535 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 17:14:33,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-12-07 17:14:33,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2019-12-07 17:14:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-12-07 17:14:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 264 transitions. [2019-12-07 17:14:33,545 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 264 transitions. Word has length 34 [2019-12-07 17:14:33,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:33,545 INFO L462 AbstractCegarLoop]: Abstraction has 202 states and 264 transitions. [2019-12-07 17:14:33,546 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:14:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2019-12-07 17:14:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-07 17:14:33,546 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:33,546 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 17:14:33,546 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:33,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:33,547 INFO L82 PathProgramCache]: Analyzing trace with hash -2047463346, now seen corresponding path program 1 times [2019-12-07 17:14:33,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:33,547 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963880105] [2019-12-07 17:14:33,547 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:33,594 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 17:14:33,594 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963880105] [2019-12-07 17:14:33,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:33,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-12-07 17:14:33,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871013414] [2019-12-07 17:14:33,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 17:14:33,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:33,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 17:14:33,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-12-07 17:14:33,595 INFO L87 Difference]: Start difference. First operand 202 states and 264 transitions. Second operand 8 states. [2019-12-07 17:14:33,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:33,962 INFO L93 Difference]: Finished difference Result 955 states and 1243 transitions. [2019-12-07 17:14:33,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-12-07 17:14:33,962 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2019-12-07 17:14:33,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:33,965 INFO L225 Difference]: With dead ends: 955 [2019-12-07 17:14:33,966 INFO L226 Difference]: Without dead ends: 759 [2019-12-07 17:14:33,966 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=159, Invalid=393, Unknown=0, NotChecked=0, Total=552 [2019-12-07 17:14:33,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2019-12-07 17:14:33,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 202. [2019-12-07 17:14:33,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-12-07 17:14:33,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 259 transitions. [2019-12-07 17:14:33,979 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 259 transitions. Word has length 35 [2019-12-07 17:14:33,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:33,979 INFO L462 AbstractCegarLoop]: Abstraction has 202 states and 259 transitions. [2019-12-07 17:14:33,979 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 17:14:33,979 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 259 transitions. [2019-12-07 17:14:33,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 17:14:33,980 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:33,980 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, 1, 1] [2019-12-07 17:14:33,980 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:33,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:33,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1267099237, now seen corresponding path program 1 times [2019-12-07 17:14:33,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:33,981 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238468375] [2019-12-07 17:14:33,981 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:14:34,050 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238468375] [2019-12-07 17:14:34,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:14:34,051 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 17:14:34,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471768508] [2019-12-07 17:14:34,051 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 17:14:34,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:34,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 17:14:34,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-07 17:14:34,052 INFO L87 Difference]: Start difference. First operand 202 states and 259 transitions. Second operand 6 states. [2019-12-07 17:14:34,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:34,212 INFO L93 Difference]: Finished difference Result 1042 states and 1371 transitions. [2019-12-07 17:14:34,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 17:14:34,213 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-12-07 17:14:34,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:34,217 INFO L225 Difference]: With dead ends: 1042 [2019-12-07 17:14:34,217 INFO L226 Difference]: Without dead ends: 896 [2019-12-07 17:14:34,218 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2019-12-07 17:14:34,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2019-12-07 17:14:34,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 326. [2019-12-07 17:14:34,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2019-12-07 17:14:34,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 421 transitions. [2019-12-07 17:14:34,238 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 421 transitions. Word has length 56 [2019-12-07 17:14:34,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:34,238 INFO L462 AbstractCegarLoop]: Abstraction has 326 states and 421 transitions. [2019-12-07 17:14:34,238 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 17:14:34,238 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 421 transitions. [2019-12-07 17:14:34,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 17:14:34,239 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:14:34,239 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, 1, 1] [2019-12-07 17:14:34,239 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:14:34,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:14:34,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1968163815, now seen corresponding path program 1 times [2019-12-07 17:14:34,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:14:34,240 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035537428] [2019-12-07 17:14:34,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:14:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:34,285 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-07 17:14:34,285 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035537428] [2019-12-07 17:14:34,285 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263083615] [2019-12-07 17:14:34,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:14:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:14:34,373 INFO L264 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 17:14:34,378 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:14:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 17:14:34,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:14:34,413 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-12-07 17:14:34,413 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767484602] [2019-12-07 17:14:34,414 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:14:34,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:14:34,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:14:34,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 17:14:34,414 INFO L87 Difference]: Start difference. First operand 326 states and 421 transitions. Second operand 5 states. [2019-12-07 17:14:34,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:14:34,471 INFO L93 Difference]: Finished difference Result 660 states and 848 transitions. [2019-12-07 17:14:34,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:14:34,471 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-12-07 17:14:34,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:14:34,472 INFO L225 Difference]: With dead ends: 660 [2019-12-07 17:14:34,472 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 17:14:34,473 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-12-07 17:14:34,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 17:14:34,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 17:14:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 17:14:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 17:14:34,474 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2019-12-07 17:14:34,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:14:34,474 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:14:34,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:14:34,474 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:14:34,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 17:14:34,675 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:14:34,676 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 17:14:35,005 WARN L192 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 144 [2019-12-07 17:14:35,233 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-12-07 17:14:35,396 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 119 [2019-12-07 17:14:35,619 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 150 [2019-12-07 17:14:35,888 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 145 [2019-12-07 17:14:37,093 WARN L192 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 23 [2019-12-07 17:14:37,810 WARN L192 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-12-07 17:14:38,244 WARN L192 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 24 [2019-12-07 17:14:39,331 WARN L192 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 150 DAG size of output: 23 [2019-12-07 17:14:40,333 WARN L192 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 24 [2019-12-07 17:14:42,000 WARN L192 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 145 DAG size of output: 23 [2019-12-07 17:14:42,267 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 26 [2019-12-07 17:14:43,289 WARN L192 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 22 [2019-12-07 17:14:43,451 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 20 [2019-12-07 17:14:44,185 WARN L192 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 22 [2019-12-07 17:14:45,411 WARN L192 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2019-12-07 17:14:45,583 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2019-12-07 17:14:45,613 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 17:14:45,614 INFO L246 CegarLoopResult]: For program point L564(lines 564 568) no Hoare annotation was computed. [2019-12-07 17:14:45,614 INFO L242 CegarLoopResult]: At program point L564-2(lines 274 280) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse5 .cse2) (and .cse0 .cse5 .cse2 .cse3))) [2019-12-07 17:14:45,614 INFO L246 CegarLoopResult]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-12-07 17:14:45,614 INFO L242 CegarLoopResult]: At program point L498-1(lines 1 982) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse3) (and .cse0 .cse1 .cse4 .cse3) (and .cse0 .cse4 (not .cse2) .cse3 (= 1 ~methaneLevelCritical~0)))) [2019-12-07 17:14:45,615 INFO L246 CegarLoopResult]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-12-07 17:14:45,615 INFO L242 CegarLoopResult]: At program point L498-3(lines 1 982) the Hoare annotation is: false [2019-12-07 17:14:45,615 INFO L246 CegarLoopResult]: For program point L498-4(lines 498 511) no Hoare annotation was computed. [2019-12-07 17:14:45,615 INFO L242 CegarLoopResult]: At program point L498-5(lines 1 982) the Hoare annotation is: false [2019-12-07 17:14:45,615 INFO L246 CegarLoopResult]: For program point L369(lines 369 375) no Hoare annotation was computed. [2019-12-07 17:14:45,615 INFO L246 CegarLoopResult]: For program point L336(lines 336 344) no Hoare annotation was computed. [2019-12-07 17:14:45,615 INFO L246 CegarLoopResult]: For program point L369-2(lines 369 375) no Hoare annotation was computed. [2019-12-07 17:14:45,615 INFO L246 CegarLoopResult]: For program point L336-1(lines 336 344) no Hoare annotation was computed. [2019-12-07 17:14:45,616 INFO L246 CegarLoopResult]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2019-12-07 17:14:45,616 INFO L246 CegarLoopResult]: For program point L369-4(lines 369 375) no Hoare annotation was computed. [2019-12-07 17:14:45,616 INFO L246 CegarLoopResult]: For program point L369-6(lines 369 375) no Hoare annotation was computed. [2019-12-07 17:14:45,616 INFO L246 CegarLoopResult]: For program point L369-8(lines 369 375) no Hoare annotation was computed. [2019-12-07 17:14:45,616 INFO L246 CegarLoopResult]: For program point L369-10(lines 369 375) no Hoare annotation was computed. [2019-12-07 17:14:45,616 INFO L246 CegarLoopResult]: For program point L502(lines 502 508) no Hoare annotation was computed. [2019-12-07 17:14:45,616 INFO L246 CegarLoopResult]: For program point L502-2(lines 502 508) no Hoare annotation was computed. [2019-12-07 17:14:45,617 INFO L242 CegarLoopResult]: At program point L403(lines 398 406) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-12-07 17:14:45,617 INFO L242 CegarLoopResult]: At program point L403-1(lines 398 406) the Hoare annotation is: false [2019-12-07 17:14:45,617 INFO L246 CegarLoopResult]: For program point L502-4(lines 502 508) no Hoare annotation was computed. [2019-12-07 17:14:45,617 INFO L242 CegarLoopResult]: At program point L403-2(lines 398 406) the Hoare annotation is: false [2019-12-07 17:14:45,617 INFO L242 CegarLoopResult]: At program point L172-2(lines 172 186) the Hoare annotation is: false [2019-12-07 17:14:45,617 INFO L246 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2019-12-07 17:14:45,617 INFO L242 CegarLoopResult]: At program point L536-1(lines 536 542) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse3) (and .cse0 .cse1 .cse4 .cse3) (and .cse0 .cse4 (not .cse2) .cse3 (= 1 ~methaneLevelCritical~0)))) [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2019-12-07 17:14:45,618 INFO L246 CegarLoopResult]: For program point L471(lines 471 475) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L471-2(lines 471 475) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L471-3(lines 471 475) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L306(lines 306 323) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L471-5(lines 471 475) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L306-1(lines 306 323) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L471-6(lines 471 475) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L306-2(lines 306 323) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L306-3(lines 306 323) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L471-8(lines 471 475) no Hoare annotation was computed. [2019-12-07 17:14:45,619 INFO L246 CegarLoopResult]: For program point L306-4(lines 306 323) no Hoare annotation was computed. [2019-12-07 17:14:45,620 INFO L246 CegarLoopResult]: For program point L306-5(lines 306 323) no Hoare annotation was computed. [2019-12-07 17:14:45,620 INFO L246 CegarLoopResult]: For program point L75(lines 75 79) no Hoare annotation was computed. [2019-12-07 17:14:45,620 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 17:14:45,620 INFO L242 CegarLoopResult]: At program point L274(lines 273 292) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~waterLevel~0))) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse4 .cse3) (and .cse0 .cse2 .cse3 .cse5))) [2019-12-07 17:14:45,620 INFO L246 CegarLoopResult]: For program point L274-1(lines 274 280) no Hoare annotation was computed. [2019-12-07 17:14:45,621 INFO L242 CegarLoopResult]: At program point L274-2(lines 273 292) the Hoare annotation is: false [2019-12-07 17:14:45,621 INFO L242 CegarLoopResult]: At program point L274-3(lines 273 292) the Hoare annotation is: false [2019-12-07 17:14:45,621 INFO L242 CegarLoopResult]: At program point L605(lines 1 982) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-12-07 17:14:45,621 INFO L246 CegarLoopResult]: For program point L176(lines 176 180) no Hoare annotation was computed. [2019-12-07 17:14:45,621 INFO L246 CegarLoopResult]: For program point L176-1(lines 274 280) no Hoare annotation was computed. [2019-12-07 17:14:45,621 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 17:14:45,621 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 17:14:45,621 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 17:14:45,622 INFO L242 CegarLoopResult]: At program point L574(lines 525 575) the Hoare annotation is: false [2019-12-07 17:14:45,622 INFO L246 CegarLoopResult]: For program point L310(lines 310 318) no Hoare annotation was computed. [2019-12-07 17:14:45,622 INFO L246 CegarLoopResult]: For program point L310-1(lines 310 318) no Hoare annotation was computed. [2019-12-07 17:14:45,622 INFO L246 CegarLoopResult]: For program point L310-2(lines 310 318) no Hoare annotation was computed. [2019-12-07 17:14:45,622 INFO L246 CegarLoopResult]: For program point L310-3(lines 310 318) no Hoare annotation was computed. [2019-12-07 17:14:45,622 INFO L246 CegarLoopResult]: For program point L310-4(lines 310 318) no Hoare annotation was computed. [2019-12-07 17:14:45,622 INFO L242 CegarLoopResult]: At program point L145(lines 136 149) the Hoare annotation is: false [2019-12-07 17:14:45,622 INFO L246 CegarLoopResult]: For program point L310-5(lines 310 318) no Hoare annotation was computed. [2019-12-07 17:14:45,622 INFO L242 CegarLoopResult]: At program point L145-1(lines 136 149) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse3 .cse4))) [2019-12-07 17:14:45,623 INFO L242 CegarLoopResult]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2019-12-07 17:14:45,623 INFO L242 CegarLoopResult]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2019-12-07 17:14:45,623 INFO L242 CegarLoopResult]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2019-12-07 17:14:45,623 INFO L242 CegarLoopResult]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2019-12-07 17:14:45,623 INFO L242 CegarLoopResult]: At program point L477(lines 462 480) the Hoare annotation is: (let ((.cse0 (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse3 (not (= 0 ~waterLevel~0))) (.cse4 (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5)) (.cse5 (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2019-12-07 17:14:45,623 INFO L242 CegarLoopResult]: At program point L477-1(lines 462 480) the Hoare annotation is: false [2019-12-07 17:14:45,623 INFO L242 CegarLoopResult]: At program point L477-2(lines 462 480) the Hoare annotation is: false [2019-12-07 17:14:45,624 INFO L242 CegarLoopResult]: At program point L281(lines 281 287) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 .cse3 .cse2) (and .cse0 .cse3 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-12-07 17:14:45,624 INFO L246 CegarLoopResult]: For program point L248(lines 248 255) no Hoare annotation was computed. [2019-12-07 17:14:45,624 INFO L242 CegarLoopResult]: At program point L281-1(lines 281 287) the Hoare annotation is: false [2019-12-07 17:14:45,624 INFO L242 CegarLoopResult]: At program point L281-2(lines 281 287) the Hoare annotation is: false [2019-12-07 17:14:45,624 INFO L249 CegarLoopResult]: At program point L248-1(lines 248 255) the Hoare annotation is: true [2019-12-07 17:14:45,624 INFO L246 CegarLoopResult]: For program point L546(lines 546 552) no Hoare annotation was computed. [2019-12-07 17:14:45,624 INFO L242 CegarLoopResult]: At program point L546-1(lines 546 552) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse5 .cse2) (and .cse0 .cse5 .cse2 .cse3))) [2019-12-07 17:14:45,625 INFO L242 CegarLoopResult]: At program point L613(lines 608 616) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-12-07 17:14:45,625 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 17:14:45,625 INFO L246 CegarLoopResult]: For program point L87(lines 87 91) no Hoare annotation was computed. [2019-12-07 17:14:45,625 INFO L246 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,625 INFO L246 CegarLoopResult]: For program point L452-2(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,625 INFO L246 CegarLoopResult]: For program point L452-3(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,625 INFO L246 CegarLoopResult]: For program point L452-5(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,625 INFO L246 CegarLoopResult]: For program point L452-6(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,625 INFO L242 CegarLoopResult]: At program point L221(lines 217 223) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-12-07 17:14:45,626 INFO L246 CegarLoopResult]: For program point L452-8(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,626 INFO L242 CegarLoopResult]: At program point L155(lines 150 158) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|)) (.cse2 (not (= 0 ~waterLevel~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3))) [2019-12-07 17:14:45,626 INFO L246 CegarLoopResult]: For program point L452-9(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,626 INFO L242 CegarLoopResult]: At program point L155-1(lines 150 158) the Hoare annotation is: false [2019-12-07 17:14:45,626 INFO L246 CegarLoopResult]: For program point L452-11(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,626 INFO L242 CegarLoopResult]: At program point L155-2(lines 150 158) the Hoare annotation is: false [2019-12-07 17:14:45,626 INFO L246 CegarLoopResult]: For program point L452-12(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,626 INFO L246 CegarLoopResult]: For program point L452-14(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,626 INFO L246 CegarLoopResult]: For program point L452-15(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,627 INFO L246 CegarLoopResult]: For program point L452-17(lines 452 456) no Hoare annotation was computed. [2019-12-07 17:14:45,627 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 17:14:45,627 INFO L249 CegarLoopResult]: At program point L257(lines 238 260) the Hoare annotation is: true [2019-12-07 17:14:45,627 INFO L246 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-12-07 17:14:45,627 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 17:14:45,627 INFO L242 CegarLoopResult]: At program point L458(lines 443 461) the Hoare annotation is: false [2019-12-07 17:14:45,627 INFO L242 CegarLoopResult]: At program point L458-1(lines 443 461) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse7 .cse3 .cse4) (and .cse6 .cse0 .cse7 .cse3 .cse4 .cse5))) [2019-12-07 17:14:45,628 INFO L242 CegarLoopResult]: At program point L458-2(lines 443 461) the Hoare annotation is: false [2019-12-07 17:14:45,628 INFO L242 CegarLoopResult]: At program point L458-3(lines 443 461) the Hoare annotation is: false [2019-12-07 17:14:45,628 INFO L242 CegarLoopResult]: At program point L458-4(lines 443 461) the Hoare annotation is: false [2019-12-07 17:14:45,628 INFO L242 CegarLoopResult]: At program point L458-5(lines 443 461) the Hoare annotation is: false [2019-12-07 17:14:45,628 INFO L246 CegarLoopResult]: For program point L63(lines 63 67) no Hoare annotation was computed. [2019-12-07 17:14:45,628 INFO L246 CegarLoopResult]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2019-12-07 17:14:45,628 INFO L246 CegarLoopResult]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2019-12-07 17:14:45,628 INFO L242 CegarLoopResult]: At program point L394(lines 387 397) the Hoare annotation is: false [2019-12-07 17:14:45,629 INFO L242 CegarLoopResult]: At program point L394-1(lines 387 397) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4) (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) .cse0 .cse1 .cse3 (not .cse2) .cse4 (= 1 ~methaneLevelCritical~0)))) [2019-12-07 17:14:45,629 INFO L242 CegarLoopResult]: At program point L394-2(lines 387 397) the Hoare annotation is: false [2019-12-07 17:14:45,629 INFO L242 CegarLoopResult]: At program point L394-3(lines 387 397) the Hoare annotation is: false [2019-12-07 17:14:45,629 INFO L242 CegarLoopResult]: At program point L394-4(lines 387 397) the Hoare annotation is: false [2019-12-07 17:14:45,629 INFO L242 CegarLoopResult]: At program point L394-5(lines 387 397) the Hoare annotation is: false [2019-12-07 17:14:45,629 INFO L246 CegarLoopResult]: For program point L527(lines 526 573) no Hoare annotation was computed. [2019-12-07 17:14:45,629 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 17:14:45,629 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 17:14:45,630 INFO L246 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2019-12-07 17:14:45,630 INFO L242 CegarLoopResult]: At program point L100(lines 95 103) the Hoare annotation is: false [2019-12-07 17:14:45,630 INFO L242 CegarLoopResult]: At program point L100-1(lines 95 103) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse3 .cse2 .cse4))) [2019-12-07 17:14:45,630 INFO L242 CegarLoopResult]: At program point L100-2(lines 95 103) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse4) (and .cse0 .cse3 (not .cse2) .cse4 (= 1 ~methaneLevelCritical~0)))) [2019-12-07 17:14:45,630 INFO L242 CegarLoopResult]: At program point L100-3(lines 95 103) the Hoare annotation is: false [2019-12-07 17:14:45,630 INFO L242 CegarLoopResult]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2019-12-07 17:14:45,631 INFO L242 CegarLoopResult]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2019-12-07 17:14:45,631 INFO L242 CegarLoopResult]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2019-12-07 17:14:45,631 INFO L242 CegarLoopResult]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2019-12-07 17:14:45,631 INFO L242 CegarLoopResult]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2019-12-07 17:14:45,631 INFO L246 CegarLoopResult]: For program point L332(lines 332 349) no Hoare annotation was computed. [2019-12-07 17:14:45,631 INFO L246 CegarLoopResult]: For program point L332-1(lines 332 349) no Hoare annotation was computed. [2019-12-07 17:14:45,631 INFO L246 CegarLoopResult]: For program point L332-2(lines 332 349) no Hoare annotation was computed. [2019-12-07 17:14:45,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:14:45 BoogieIcfgContainer [2019-12-07 17:14:45,659 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:14:45,659 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:14:45,659 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:14:45,659 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:14:45,659 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:14:32" (3/4) ... [2019-12-07 17:14:45,662 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 17:14:45,676 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 17:14:45,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 17:14:45,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 17:14:45,680 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 17:14:45,681 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 17:14:45,682 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 17:14:45,683 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 17:14:45,702 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-12-07 17:14:45,702 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-12-07 17:14:45,704 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-12-07 17:14:45,704 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == \result) && !(0 == waterLevel)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && !(0 == waterLevel)) && 0 == splverifierCounter) [2019-12-07 17:14:45,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) [2019-12-07 17:14:45,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-12-07 17:14:45,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= tmp___0 && 1 == systemActive) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 <= tmp___0 && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && 0 == splverifierCounter) [2019-12-07 17:14:45,706 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((0 == \result && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-12-07 17:14:45,707 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) [2019-12-07 17:14:45,707 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == \result) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-12-07 17:14:45,755 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dd8ced10-14aa-49bf-97b8-7d23760759f8/bin/uautomizer/witness.graphml [2019-12-07 17:14:45,756 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:14:45,757 INFO L168 Benchmark]: Toolchain (without parser) took 14260.32 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 330.8 MB). Free memory was 939.8 MB in the beginning and 985.7 MB in the end (delta: -46.0 MB). Peak memory consumption was 284.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:14:45,757 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:14:45,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:14:45,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.82 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:14:45,757 INFO L168 Benchmark]: Boogie Preprocessor took 33.67 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:14:45,758 INFO L168 Benchmark]: RCFGBuilder took 503.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:14:45,758 INFO L168 Benchmark]: TraceAbstraction took 13239.24 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 231.7 MB). Free memory was 1.0 GB in the beginning and 999.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 429.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:14:45,758 INFO L168 Benchmark]: Witness Printer took 96.87 ms. Allocated memory is still 1.4 GB. Free memory was 999.4 MB in the beginning and 985.7 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:14:45,759 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 335.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.82 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.67 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 503.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13239.24 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 231.7 MB). Free memory was 1.0 GB in the beginning and 999.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 429.5 MB. Max. memory is 11.5 GB. * Witness Printer took 96.87 ms. Allocated memory is still 1.4 GB. Free memory was 999.4 MB in the beginning and 985.7 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && !(0 == waterLevel)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && !(0 == waterLevel)) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((0 == \result && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == splverifierCounter)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == \result) && !(0 == waterLevel)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && !(0 == waterLevel)) && 0 == splverifierCounter) - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == splverifierCounter)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((((1 <= tmp___0 && 1 == systemActive) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 <= tmp___0 && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == waterLevel)) && 0 == tmp) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((\result == 1 && 1 == systemActive) && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 2 <= waterLevel) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((!(0 == \result) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 2.2s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.9s, HoareTripleCheckerStatistics: 1413 SDtfs, 1966 SDslu, 2938 SDs, 0 SdLazy, 388 SolverSat, 73 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 157 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=326occurred in iteration=11, 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, 12 MinimizatonAttempts, 1671 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 211 NumberOfFragments, 756 HoareAnnotationTreeSize, 55 FomulaSimplifications, 1908541 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 55 FomulaSimplificationsInter, 768306 FormulaSimplificationTreeSizeReductionInter, 9.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 445 NumberOfCodeBlocks, 445 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 27861 SizeOfPredicates, 4 NumberOfNonLiveVariables, 423 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 40/42 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...