./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 e9c38241666ec2c9dc2056ce7724b5bdf9baff18 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 21:21:55,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 21:21:55,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 21:21:55,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 21:21:55,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 21:21:55,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 21:21:55,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 21:21:55,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 21:21:55,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 21:21:55,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 21:21:55,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 21:21:55,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 21:21:55,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 21:21:55,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 21:21:55,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 21:21:55,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 21:21:55,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 21:21:55,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 21:21:55,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 21:21:55,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 21:21:55,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 21:21:55,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 21:21:55,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 21:21:55,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 21:21:55,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 21:21:55,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 21:21:55,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 21:21:55,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 21:21:55,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 21:21:55,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 21:21:55,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 21:21:55,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 21:21:55,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 21:21:55,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 21:21:55,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 21:21:55,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 21:21:55,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 21:21:55,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 21:21:55,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 21:21:55,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 21:21:55,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 21:21:55,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 21:21:55,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 21:21:55,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 21:21:55,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 21:21:55,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 21:21:55,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 21:21:55,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 21:21:55,485 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 21:21:55,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 21:21:55,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 21:21:55,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 21:21:55,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 21:21:55,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 21:21:55,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 21:21:55,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 21:21:55,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 21:21:55,487 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 21:21:55,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 21:21:55,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 21:21:55,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 21:21:55,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 21:21:55,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 21:21:55,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 21:21:55,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 21:21:55,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 21:21:55,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 21:21:55,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 21:21:55,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 21:21:55,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 21:21:55,491 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> e9c38241666ec2c9dc2056ce7724b5bdf9baff18 [2019-11-19 21:21:55,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 21:21:55,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 21:21:55,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 21:21:55,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 21:21:55,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 21:21:55,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2019-11-19 21:21:55,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c2ebe29c/a74c9d551def4bb7b771a73ad93f4393/FLAGc35ac37a4 [2019-11-19 21:21:56,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 21:21:56,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2019-11-19 21:21:56,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c2ebe29c/a74c9d551def4bb7b771a73ad93f4393/FLAGc35ac37a4 [2019-11-19 21:21:56,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c2ebe29c/a74c9d551def4bb7b771a73ad93f4393 [2019-11-19 21:21:56,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 21:21:56,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 21:21:56,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 21:21:56,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 21:21:56,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 21:21:56,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:21:56" (1/1) ... [2019-11-19 21:21:56,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191da8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:56, skipping insertion in model container [2019-11-19 21:21:56,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 09:21:56" (1/1) ... [2019-11-19 21:21:56,755 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 21:21:56,798 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 21:21:57,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:21:57,341 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 21:21:57,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 21:21:57,475 INFO L192 MainTranslator]: Completed translation [2019-11-19 21:21:57,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57 WrapperNode [2019-11-19 21:21:57,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 21:21:57,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 21:21:57,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 21:21:57,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 21:21:57,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 21:21:57,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 21:21:57,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 21:21:57,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 21:21:57,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... [2019-11-19 21:21:57,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 21:21:57,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 21:21:57,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 21:21:57,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 21:21:57,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-19 21:21:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 21:21:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 21:21:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 21:21:57,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 21:21:58,507 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 21:21:58,507 INFO L285 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-19 21:21:58,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:21:58 BoogieIcfgContainer [2019-11-19 21:21:58,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 21:21:58,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 21:21:58,510 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 21:21:58,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 21:21:58,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 09:21:56" (1/3) ... [2019-11-19 21:21:58,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@81a0937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:21:58, skipping insertion in model container [2019-11-19 21:21:58,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 09:21:57" (2/3) ... [2019-11-19 21:21:58,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@81a0937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 09:21:58, skipping insertion in model container [2019-11-19 21:21:58,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:21:58" (3/3) ... [2019-11-19 21:21:58,516 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product18.cil.c [2019-11-19 21:21:58,528 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 21:21:58,535 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 21:21:58,547 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 21:21:58,582 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 21:21:58,582 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 21:21:58,583 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 21:21:58,583 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 21:21:58,585 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 21:21:58,585 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 21:21:58,585 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 21:21:58,585 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 21:21:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-11-19 21:21:58,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-19 21:21:58,621 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:21:58,622 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:21:58,622 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:21:58,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:21:58,629 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2019-11-19 21:21:58,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:21:58,640 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67660297] [2019-11-19 21:21:58,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:21:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:21:58,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:21:58,928 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67660297] [2019-11-19 21:21:58,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:21:58,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:21:58,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990696261] [2019-11-19 21:21:58,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 21:21:58,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:21:58,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 21:21:58,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 21:21:58,954 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-11-19 21:21:59,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:21:59,001 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-11-19 21:21:59,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 21:21:59,003 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-19 21:21:59,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:21:59,015 INFO L225 Difference]: With dead ends: 144 [2019-11-19 21:21:59,015 INFO L226 Difference]: Without dead ends: 71 [2019-11-19 21:21:59,019 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 [2019-11-19 21:21:59,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-19 21:21:59,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-19 21:21:59,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-19 21:21:59,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-11-19 21:21:59,059 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-11-19 21:21:59,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:21:59,060 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-11-19 21:21:59,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 21:21:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-11-19 21:21:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 21:21:59,061 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:21:59,061 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:21:59,062 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:21:59,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:21:59,062 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2019-11-19 21:21:59,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:21:59,063 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032592293] [2019-11-19 21:21:59,063 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:21:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:21:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:21:59,183 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032592293] [2019-11-19 21:21:59,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:21:59,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:21:59,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480397836] [2019-11-19 21:21:59,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:21:59,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:21:59,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:21:59,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:21:59,190 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2019-11-19 21:21:59,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:21:59,214 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-11-19 21:21:59,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:21:59,215 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-19 21:21:59,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:21:59,216 INFO L225 Difference]: With dead ends: 71 [2019-11-19 21:21:59,216 INFO L226 Difference]: Without dead ends: 33 [2019-11-19 21:21:59,217 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 [2019-11-19 21:21:59,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-19 21:21:59,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-19 21:21:59,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-19 21:21:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-19 21:21:59,223 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-19 21:21:59,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:21:59,224 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-19 21:21:59,224 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:21:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-19 21:21:59,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 21:21:59,226 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:21:59,226 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] [2019-11-19 21:21:59,227 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:21:59,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:21:59,227 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2019-11-19 21:21:59,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:21:59,228 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851985691] [2019-11-19 21:21:59,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:21:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:21:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:21:59,356 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851985691] [2019-11-19 21:21:59,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:21:59,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 21:21:59,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127359949] [2019-11-19 21:21:59,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:21:59,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:21:59,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:21:59,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:21:59,358 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-19 21:21:59,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:21:59,395 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-11-19 21:21:59,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:21:59,397 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-19 21:21:59,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:21:59,400 INFO L225 Difference]: With dead ends: 60 [2019-11-19 21:21:59,400 INFO L226 Difference]: Without dead ends: 33 [2019-11-19 21:21:59,400 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 [2019-11-19 21:21:59,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-19 21:21:59,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-19 21:21:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-19 21:21:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-11-19 21:21:59,414 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-11-19 21:21:59,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:21:59,415 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-11-19 21:21:59,415 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:21:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-11-19 21:21:59,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-19 21:21:59,417 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:21:59,417 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] [2019-11-19 21:21:59,418 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:21:59,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:21:59,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2019-11-19 21:21:59,419 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:21:59,419 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15593601] [2019-11-19 21:21:59,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:21:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:21:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:21:59,532 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15593601] [2019-11-19 21:21:59,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:21:59,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:21:59,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740661223] [2019-11-19 21:21:59,533 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:21:59,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:21:59,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:21:59,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:21:59,535 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-11-19 21:21:59,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:21:59,695 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-11-19 21:21:59,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 21:21:59,697 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-19 21:21:59,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:21:59,701 INFO L225 Difference]: With dead ends: 151 [2019-11-19 21:21:59,702 INFO L226 Difference]: Without dead ends: 124 [2019-11-19 21:21:59,703 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 [2019-11-19 21:21:59,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-11-19 21:21:59,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2019-11-19 21:21:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-19 21:21:59,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2019-11-19 21:21:59,732 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2019-11-19 21:21:59,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:21:59,733 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2019-11-19 21:21:59,733 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:21:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2019-11-19 21:21:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 21:21:59,735 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:21:59,736 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] [2019-11-19 21:21:59,736 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:21:59,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:21:59,737 INFO L82 PathProgramCache]: Analyzing trace with hash 710187059, now seen corresponding path program 1 times [2019-11-19 21:21:59,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:21:59,737 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946976383] [2019-11-19 21:21:59,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:21:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:21:59,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 21:21:59,861 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946976383] [2019-11-19 21:21:59,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:21:59,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 21:21:59,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475096909] [2019-11-19 21:21:59,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 21:21:59,864 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:21:59,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 21:21:59,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 21:21:59,865 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2019-11-19 21:21:59,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:21:59,946 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2019-11-19 21:21:59,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 21:21:59,948 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-19 21:21:59,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:21:59,948 INFO L225 Difference]: With dead ends: 148 [2019-11-19 21:21:59,949 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:21:59,950 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-19 21:21:59,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:21:59,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:21:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:21:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:21:59,953 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-19 21:21:59,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:21:59,953 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:21:59,953 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 21:21:59,954 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:21:59,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:21:59,958 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:22:00,196 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-19 21:22:00,197 INFO L440 ceAbstractionStarter]: At program point L432(lines 383 433) the Hoare annotation is: false [2019-11-19 21:22:00,197 INFO L440 ceAbstractionStarter]: At program point L102(lines 97 105) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:00,197 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:22:00,198 INFO L440 ceAbstractionStarter]: At program point L119-2(lines 119 133) the Hoare annotation is: false [2019-11-19 21:22:00,198 INFO L444 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-19 21:22:00,198 INFO L444 ceAbstractionStarter]: For program point L847(lines 847 851) no Hoare annotation was computed. [2019-11-19 21:22:00,198 INFO L447 ceAbstractionStarter]: At program point L203(lines 184 206) the Hoare annotation is: true [2019-11-19 21:22:00,198 INFO L440 ceAbstractionStarter]: At program point L170(lines 166 172) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:00,198 INFO L444 ceAbstractionStarter]: For program point L385(lines 384 431) no Hoare annotation was computed. [2019-11-19 21:22:00,199 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 270) no Hoare annotation was computed. [2019-11-19 21:22:00,199 INFO L444 ceAbstractionStarter]: For program point L253-1(lines 253 270) no Hoare annotation was computed. [2019-11-19 21:22:00,199 INFO L444 ceAbstractionStarter]: For program point L253-2(lines 253 270) no Hoare annotation was computed. [2019-11-19 21:22:00,199 INFO L444 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-19 21:22:00,199 INFO L444 ceAbstractionStarter]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-11-19 21:22:00,200 INFO L444 ceAbstractionStarter]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-11-19 21:22:00,200 INFO L444 ceAbstractionStarter]: For program point L386(lines 386 390) no Hoare annotation was computed. [2019-11-19 21:22:00,201 INFO L440 ceAbstractionStarter]: At program point L221(lines 220 239) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,201 INFO L444 ceAbstractionStarter]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2019-11-19 21:22:00,201 INFO L440 ceAbstractionStarter]: At program point L221-2(lines 220 239) the Hoare annotation is: false [2019-11-19 21:22:00,201 INFO L440 ceAbstractionStarter]: At program point L221-3(lines 220 239) the Hoare annotation is: false [2019-11-19 21:22:00,201 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-19 21:22:00,202 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 221 227) no Hoare annotation was computed. [2019-11-19 21:22:00,202 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 410) no Hoare annotation was computed. [2019-11-19 21:22:00,203 INFO L440 ceAbstractionStarter]: At program point L404-1(lines 404 410) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,203 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 359) no Hoare annotation was computed. [2019-11-19 21:22:00,204 INFO L444 ceAbstractionStarter]: For program point L355-2(lines 355 359) no Hoare annotation was computed. [2019-11-19 21:22:00,204 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:22:00,204 INFO L444 ceAbstractionStarter]: For program point L355-3(lines 355 359) no Hoare annotation was computed. [2019-11-19 21:22:00,204 INFO L444 ceAbstractionStarter]: For program point L355-5(lines 355 359) no Hoare annotation was computed. [2019-11-19 21:22:00,205 INFO L444 ceAbstractionStarter]: For program point L355-6(lines 355 359) no Hoare annotation was computed. [2019-11-19 21:22:00,205 INFO L444 ceAbstractionStarter]: For program point L355-8(lines 355 359) no Hoare annotation was computed. [2019-11-19 21:22:00,206 INFO L440 ceAbstractionStarter]: At program point L306(lines 301 309) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,206 INFO L440 ceAbstractionStarter]: At program point L306-1(lines 301 309) the Hoare annotation is: false [2019-11-19 21:22:00,207 INFO L440 ceAbstractionStarter]: At program point L306-2(lines 301 309) the Hoare annotation is: false [2019-11-19 21:22:00,207 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-19 21:22:00,207 INFO L440 ceAbstractionStarter]: At program point L901(lines 896 904) the Hoare annotation is: false [2019-11-19 21:22:00,208 INFO L440 ceAbstractionStarter]: At program point L422-2(lines 221 227) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,211 INFO L440 ceAbstractionStarter]: At program point L901-1(lines 896 904) the Hoare annotation is: false [2019-11-19 21:22:00,211 INFO L444 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2019-11-19 21:22:00,211 INFO L440 ceAbstractionStarter]: At program point L901-2(lines 896 904) the Hoare annotation is: false [2019-11-19 21:22:00,212 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 265) no Hoare annotation was computed. [2019-11-19 21:22:00,213 INFO L444 ceAbstractionStarter]: For program point L257-1(lines 257 265) no Hoare annotation was computed. [2019-11-19 21:22:00,214 INFO L444 ceAbstractionStarter]: For program point L257-2(lines 257 265) no Hoare annotation was computed. [2019-11-19 21:22:00,214 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-19 21:22:00,214 INFO L440 ceAbstractionStarter]: At program point L94(lines 1 904) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-19 21:22:00,214 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:22:00,214 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 201) no Hoare annotation was computed. [2019-11-19 21:22:00,215 INFO L447 ceAbstractionStarter]: At program point L194-1(lines 194 201) the Hoare annotation is: true [2019-11-19 21:22:00,216 INFO L440 ceAbstractionStarter]: At program point L228(lines 228 234) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,216 INFO L440 ceAbstractionStarter]: At program point L228-1(lines 228 234) the Hoare annotation is: false [2019-11-19 21:22:00,217 INFO L440 ceAbstractionStarter]: At program point L228-2(lines 228 234) the Hoare annotation is: false [2019-11-19 21:22:00,217 INFO L444 ceAbstractionStarter]: For program point L823(lines 823 827) no Hoare annotation was computed. [2019-11-19 21:22:00,217 INFO L444 ceAbstractionStarter]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2019-11-19 21:22:00,217 INFO L444 ceAbstractionStarter]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2019-11-19 21:22:00,217 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 400) no Hoare annotation was computed. [2019-11-19 21:22:00,218 INFO L440 ceAbstractionStarter]: At program point L394-1(lines 394 400) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,223 INFO L440 ceAbstractionStarter]: At program point L361(lines 346 364) the Hoare annotation is: false [2019-11-19 21:22:00,223 INFO L440 ceAbstractionStarter]: At program point L361-1(lines 346 364) the Hoare annotation is: false [2019-11-19 21:22:00,223 INFO L440 ceAbstractionStarter]: At program point L361-2(lines 346 364) the Hoare annotation is: false [2019-11-19 21:22:00,224 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:22:00,224 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-19 21:22:00,224 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 427) no Hoare annotation was computed. [2019-11-19 21:22:00,224 INFO L440 ceAbstractionStarter]: At program point L860(lines 855 863) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,224 INFO L440 ceAbstractionStarter]: At program point L860-1(lines 855 863) the Hoare annotation is: false [2019-11-19 21:22:00,224 INFO L440 ceAbstractionStarter]: At program point L860-2(lines 855 863) the Hoare annotation is: false [2019-11-19 21:22:00,225 INFO L444 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-11-19 21:22:00,225 INFO L440 ceAbstractionStarter]: At program point L51-1(lines 1 904) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 21:22:00,225 INFO L444 ceAbstractionStarter]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2019-11-19 21:22:00,225 INFO L440 ceAbstractionStarter]: At program point L51-3(lines 1 904) the Hoare annotation is: false [2019-11-19 21:22:00,225 INFO L444 ceAbstractionStarter]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2019-11-19 21:22:00,225 INFO L440 ceAbstractionStarter]: At program point L51-5(lines 1 904) the Hoare annotation is: false [2019-11-19 21:22:00,226 INFO L444 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-11-19 21:22:00,226 INFO L444 ceAbstractionStarter]: For program point L811-1(line 811) no Hoare annotation was computed. [2019-11-19 21:22:00,226 INFO L444 ceAbstractionStarter]: For program point L811-2(line 811) no Hoare annotation was computed. [2019-11-19 21:22:00,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:22:00 BoogieIcfgContainer [2019-11-19 21:22:00,250 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:22:00,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:22:00,250 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:22:00,251 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:22:00,252 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 09:21:58" (3/4) ... [2019-11-19 21:22:00,256 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:22:00,273 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 21:22:00,274 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-19 21:22:00,276 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 21:22:00,276 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-19 21:22:00,277 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:22:00,278 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 21:22:00,330 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 21:22:00,408 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:22:00,409 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:22:00,411 INFO L168 Benchmark]: Toolchain (without parser) took 3672.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 960.4 MB in the beginning and 914.7 MB in the end (delta: 45.7 MB). Peak memory consumption was 169.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:00,412 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:22:00,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:00,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:00,413 INFO L168 Benchmark]: Boogie Preprocessor took 40.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:22:00,413 INFO L168 Benchmark]: RCFGBuilder took 921.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:00,414 INFO L168 Benchmark]: TraceAbstraction took 1739.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 928.0 MB in the end (delta: 112.9 MB). Peak memory consumption was 112.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:00,415 INFO L168 Benchmark]: Witness Printer took 158.54 ms. Allocated memory is still 1.2 GB. Free memory was 928.0 MB in the beginning and 914.7 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-11-19 21:22:00,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 737.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -145.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 921.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1739.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 928.0 MB in the end (delta: 112.9 MB). Peak memory consumption was 112.9 MB. Max. memory is 11.5 GB. * Witness Printer took 158.54 ms. Allocated memory is still 1.2 GB. Free memory was 928.0 MB in the beginning and 914.7 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 811]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: 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: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 311 SDtfs, 311 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1289 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...