./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 f6fb2bb1 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-f6fb2bb [2019-11-19 18:56:49,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 18:56:49,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 18:56:49,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 18:56:49,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 18:56:49,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 18:56:49,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 18:56:49,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 18:56:49,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 18:56:49,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 18:56:49,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 18:56:49,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 18:56:49,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 18:56:49,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 18:56:49,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 18:56:49,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 18:56:49,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 18:56:49,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 18:56:49,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 18:56:49,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 18:56:49,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 18:56:49,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 18:56:49,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 18:56:49,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 18:56:49,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 18:56:49,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 18:56:49,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 18:56:49,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 18:56:49,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 18:56:49,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 18:56:49,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 18:56:49,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 18:56:49,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 18:56:49,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 18:56:49,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 18:56:49,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 18:56:49,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 18:56:49,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 18:56:49,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 18:56:49,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 18:56:49,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 18:56:49,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 18:56:49,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 18:56:49,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 18:56:49,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 18:56:49,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 18:56:49,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 18:56:49,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 18:56:49,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 18:56:49,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 18:56:49,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 18:56:49,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 18:56:49,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 18:56:49,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 18:56:49,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 18:56:49,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 18:56:49,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 18:56:49,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 18:56:49,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 18:56:49,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 18:56:49,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 18:56:49,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 18:56:49,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 18:56:49,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 18:56:49,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 18:56:49,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 18:56:49,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 18:56:49,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 18:56:49,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 18:56:49,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 18:56:49,620 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 18:56:49,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 18:56:49,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 18:56:49,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 18:56:49,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 18:56:49,922 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 18:56:49,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2019-11-19 18:56:49,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75bac34fd/703e02a2e4ac433ba31d411ab4f78425/FLAG28f3ba590 [2019-11-19 18:56:50,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 18:56:50,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2019-11-19 18:56:50,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75bac34fd/703e02a2e4ac433ba31d411ab4f78425/FLAG28f3ba590 [2019-11-19 18:56:50,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75bac34fd/703e02a2e4ac433ba31d411ab4f78425 [2019-11-19 18:56:50,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 18:56:50,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 18:56:50,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 18:56:50,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 18:56:50,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 18:56:50,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:50" (1/1) ... [2019-11-19 18:56:50,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc4a578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:50, skipping insertion in model container [2019-11-19 18:56:50,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:50" (1/1) ... [2019-11-19 18:56:50,850 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 18:56:50,902 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 18:56:51,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:56:51,312 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 18:56:51,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:56:51,459 INFO L192 MainTranslator]: Completed translation [2019-11-19 18:56:51,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51 WrapperNode [2019-11-19 18:56:51,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 18:56:51,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 18:56:51,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 18:56:51,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 18:56:51,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 18:56:51,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 18:56:51,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 18:56:51,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 18:56:51,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (1/1) ... [2019-11-19 18:56:51,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 18:56:51,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 18:56:51,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 18:56:51,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 18:56:51,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (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 18:56:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 18:56:51,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 18:56:51,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 18:56:51,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 18:56:52,385 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 18:56:52,386 INFO L285 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-19 18:56:52,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:52 BoogieIcfgContainer [2019-11-19 18:56:52,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 18:56:52,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 18:56:52,389 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 18:56:52,392 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 18:56:52,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:56:50" (1/3) ... [2019-11-19 18:56:52,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37fa6f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:56:52, skipping insertion in model container [2019-11-19 18:56:52,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:51" (2/3) ... [2019-11-19 18:56:52,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37fa6f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:56:52, skipping insertion in model container [2019-11-19 18:56:52,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:52" (3/3) ... [2019-11-19 18:56:52,399 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product18.cil.c [2019-11-19 18:56:52,410 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 18:56:52,417 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 18:56:52,428 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 18:56:52,454 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 18:56:52,454 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 18:56:52,455 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 18:56:52,455 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 18:56:52,455 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 18:56:52,455 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 18:56:52,455 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 18:56:52,456 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 18:56:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-11-19 18:56:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-19 18:56:52,478 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:52,479 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:56:52,480 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:52,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:52,485 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2019-11-19 18:56:52,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:52,492 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756269284] [2019-11-19 18:56:52,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:52,714 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 18:56:52,715 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756269284] [2019-11-19 18:56:52,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:52,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 18:56:52,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307121606] [2019-11-19 18:56:52,722 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 18:56:52,723 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:52,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 18:56:52,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 18:56:52,739 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-11-19 18:56:52,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:52,773 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-11-19 18:56:52,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 18:56:52,775 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-19 18:56:52,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:52,790 INFO L225 Difference]: With dead ends: 144 [2019-11-19 18:56:52,791 INFO L226 Difference]: Without dead ends: 71 [2019-11-19 18:56:52,795 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 18:56:52,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-19 18:56:52,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-19 18:56:52,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-19 18:56:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-11-19 18:56:52,834 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-11-19 18:56:52,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:52,834 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-11-19 18:56:52,835 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 18:56:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-11-19 18:56:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 18:56:52,836 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:52,836 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 18:56:52,836 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:52,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:52,837 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2019-11-19 18:56:52,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:52,838 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879352936] [2019-11-19 18:56:52,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:52,942 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 18:56:52,942 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879352936] [2019-11-19 18:56:52,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:52,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 18:56:52,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807437158] [2019-11-19 18:56:52,948 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:56:52,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:52,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:56:52,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:56:52,950 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2019-11-19 18:56:52,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:52,967 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-11-19 18:56:52,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:56:52,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-19 18:56:52,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:52,970 INFO L225 Difference]: With dead ends: 71 [2019-11-19 18:56:52,970 INFO L226 Difference]: Without dead ends: 33 [2019-11-19 18:56:52,971 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 18:56:52,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-19 18:56:52,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-19 18:56:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-19 18:56:52,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-19 18:56:52,979 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-19 18:56:52,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:52,980 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-19 18:56:52,980 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:56:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-19 18:56:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 18:56:52,982 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:52,983 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 18:56:52,983 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:52,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:52,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2019-11-19 18:56:52,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:52,984 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266173692] [2019-11-19 18:56:52,984 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:53,118 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 18:56:53,119 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266173692] [2019-11-19 18:56:53,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:53,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 18:56:53,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521985235] [2019-11-19 18:56:53,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:56:53,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:53,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:56:53,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:56:53,121 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-19 18:56:53,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:53,153 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-11-19 18:56:53,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:56:53,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-19 18:56:53,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:53,156 INFO L225 Difference]: With dead ends: 60 [2019-11-19 18:56:53,158 INFO L226 Difference]: Without dead ends: 33 [2019-11-19 18:56:53,158 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 18:56:53,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-19 18:56:53,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-19 18:56:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-19 18:56:53,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-11-19 18:56:53,171 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-11-19 18:56:53,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:53,171 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-11-19 18:56:53,173 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:56:53,173 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-11-19 18:56:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-19 18:56:53,174 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:53,175 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 18:56:53,175 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:53,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:53,176 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2019-11-19 18:56:53,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:53,177 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557802117] [2019-11-19 18:56:53,177 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:53,311 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 18:56:53,312 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557802117] [2019-11-19 18:56:53,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:53,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:56:53,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846284001] [2019-11-19 18:56:53,314 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:56:53,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:53,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:56:53,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:56:53,315 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-11-19 18:56:53,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:53,431 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-11-19 18:56:53,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 18:56:53,432 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-19 18:56:53,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:53,434 INFO L225 Difference]: With dead ends: 151 [2019-11-19 18:56:53,435 INFO L226 Difference]: Without dead ends: 124 [2019-11-19 18:56:53,435 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 18:56:53,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-11-19 18:56:53,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2019-11-19 18:56:53,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-19 18:56:53,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2019-11-19 18:56:53,456 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2019-11-19 18:56:53,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:53,456 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2019-11-19 18:56:53,456 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:56:53,457 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2019-11-19 18:56:53,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 18:56:53,458 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:53,458 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 18:56:53,459 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:53,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:53,460 INFO L82 PathProgramCache]: Analyzing trace with hash 710187059, now seen corresponding path program 1 times [2019-11-19 18:56:53,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:53,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901269961] [2019-11-19 18:56:53,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:53,586 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 18:56:53,587 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901269961] [2019-11-19 18:56:53,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:53,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:56:53,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908970883] [2019-11-19 18:56:53,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:56:53,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:53,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:56:53,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:56:53,589 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2019-11-19 18:56:53,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:53,656 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2019-11-19 18:56:53,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 18:56:53,656 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-19 18:56:53,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:53,657 INFO L225 Difference]: With dead ends: 148 [2019-11-19 18:56:53,657 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 18:56:53,658 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 18:56:53,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 18:56:53,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 18:56:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 18:56:53,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 18:56:53,660 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-19 18:56:53,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:53,660 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 18:56:53,660 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:56:53,660 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 18:56:53,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 18:56:53,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 18:56:53,885 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-19 18:56:53,886 INFO L440 ceAbstractionStarter]: At program point L432(lines 383 433) the Hoare annotation is: false [2019-11-19 18:56:53,886 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 18:56:53,886 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 18:56:53,886 INFO L440 ceAbstractionStarter]: At program point L119-2(lines 119 133) the Hoare annotation is: false [2019-11-19 18:56:53,886 INFO L444 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-19 18:56:53,887 INFO L444 ceAbstractionStarter]: For program point L847(lines 847 851) no Hoare annotation was computed. [2019-11-19 18:56:53,887 INFO L447 ceAbstractionStarter]: At program point L203(lines 184 206) the Hoare annotation is: true [2019-11-19 18:56:53,887 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 18:56:53,887 INFO L444 ceAbstractionStarter]: For program point L385(lines 384 431) no Hoare annotation was computed. [2019-11-19 18:56:53,887 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 270) no Hoare annotation was computed. [2019-11-19 18:56:53,887 INFO L444 ceAbstractionStarter]: For program point L253-1(lines 253 270) no Hoare annotation was computed. [2019-11-19 18:56:53,888 INFO L444 ceAbstractionStarter]: For program point L253-2(lines 253 270) no Hoare annotation was computed. [2019-11-19 18:56:53,888 INFO L444 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-19 18:56:53,889 INFO L444 ceAbstractionStarter]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-11-19 18:56:53,889 INFO L444 ceAbstractionStarter]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-11-19 18:56:53,889 INFO L444 ceAbstractionStarter]: For program point L386(lines 386 390) no Hoare annotation was computed. [2019-11-19 18:56:53,889 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 18:56:53,890 INFO L444 ceAbstractionStarter]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2019-11-19 18:56:53,890 INFO L440 ceAbstractionStarter]: At program point L221-2(lines 220 239) the Hoare annotation is: false [2019-11-19 18:56:53,890 INFO L440 ceAbstractionStarter]: At program point L221-3(lines 220 239) the Hoare annotation is: false [2019-11-19 18:56:53,890 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-19 18:56:53,891 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 221 227) no Hoare annotation was computed. [2019-11-19 18:56:53,891 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 410) no Hoare annotation was computed. [2019-11-19 18:56:53,891 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 18:56:53,891 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 359) no Hoare annotation was computed. [2019-11-19 18:56:53,892 INFO L444 ceAbstractionStarter]: For program point L355-2(lines 355 359) no Hoare annotation was computed. [2019-11-19 18:56:53,892 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 18:56:53,892 INFO L444 ceAbstractionStarter]: For program point L355-3(lines 355 359) no Hoare annotation was computed. [2019-11-19 18:56:53,892 INFO L444 ceAbstractionStarter]: For program point L355-5(lines 355 359) no Hoare annotation was computed. [2019-11-19 18:56:53,893 INFO L444 ceAbstractionStarter]: For program point L355-6(lines 355 359) no Hoare annotation was computed. [2019-11-19 18:56:53,893 INFO L444 ceAbstractionStarter]: For program point L355-8(lines 355 359) no Hoare annotation was computed. [2019-11-19 18:56:53,893 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 18:56:53,893 INFO L440 ceAbstractionStarter]: At program point L306-1(lines 301 309) the Hoare annotation is: false [2019-11-19 18:56:53,894 INFO L440 ceAbstractionStarter]: At program point L306-2(lines 301 309) the Hoare annotation is: false [2019-11-19 18:56:53,894 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-19 18:56:53,894 INFO L440 ceAbstractionStarter]: At program point L901(lines 896 904) the Hoare annotation is: false [2019-11-19 18:56:53,894 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 18:56:53,895 INFO L440 ceAbstractionStarter]: At program point L901-1(lines 896 904) the Hoare annotation is: false [2019-11-19 18:56:53,895 INFO L444 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2019-11-19 18:56:53,895 INFO L440 ceAbstractionStarter]: At program point L901-2(lines 896 904) the Hoare annotation is: false [2019-11-19 18:56:53,895 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 265) no Hoare annotation was computed. [2019-11-19 18:56:53,896 INFO L444 ceAbstractionStarter]: For program point L257-1(lines 257 265) no Hoare annotation was computed. [2019-11-19 18:56:53,896 INFO L444 ceAbstractionStarter]: For program point L257-2(lines 257 265) no Hoare annotation was computed. [2019-11-19 18:56:53,896 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-19 18:56:53,896 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 18:56:53,897 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 18:56:53,897 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 201) no Hoare annotation was computed. [2019-11-19 18:56:53,897 INFO L447 ceAbstractionStarter]: At program point L194-1(lines 194 201) the Hoare annotation is: true [2019-11-19 18:56:53,897 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 18:56:53,898 INFO L440 ceAbstractionStarter]: At program point L228-1(lines 228 234) the Hoare annotation is: false [2019-11-19 18:56:53,898 INFO L440 ceAbstractionStarter]: At program point L228-2(lines 228 234) the Hoare annotation is: false [2019-11-19 18:56:53,898 INFO L444 ceAbstractionStarter]: For program point L823(lines 823 827) no Hoare annotation was computed. [2019-11-19 18:56:53,898 INFO L444 ceAbstractionStarter]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2019-11-19 18:56:53,899 INFO L444 ceAbstractionStarter]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2019-11-19 18:56:53,899 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 400) no Hoare annotation was computed. [2019-11-19 18:56:53,899 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 18:56:53,899 INFO L440 ceAbstractionStarter]: At program point L361(lines 346 364) the Hoare annotation is: false [2019-11-19 18:56:53,900 INFO L440 ceAbstractionStarter]: At program point L361-1(lines 346 364) the Hoare annotation is: false [2019-11-19 18:56:53,900 INFO L440 ceAbstractionStarter]: At program point L361-2(lines 346 364) the Hoare annotation is: false [2019-11-19 18:56:53,900 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 18:56:53,900 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 811) no Hoare annotation was computed. [2019-11-19 18:56:53,901 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 427) no Hoare annotation was computed. [2019-11-19 18:56:53,901 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 18:56:53,901 INFO L440 ceAbstractionStarter]: At program point L860-1(lines 855 863) the Hoare annotation is: false [2019-11-19 18:56:53,901 INFO L440 ceAbstractionStarter]: At program point L860-2(lines 855 863) the Hoare annotation is: false [2019-11-19 18:56:53,902 INFO L444 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-11-19 18:56:53,902 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 18:56:53,902 INFO L444 ceAbstractionStarter]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2019-11-19 18:56:53,902 INFO L440 ceAbstractionStarter]: At program point L51-3(lines 1 904) the Hoare annotation is: false [2019-11-19 18:56:53,902 INFO L444 ceAbstractionStarter]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2019-11-19 18:56:53,903 INFO L440 ceAbstractionStarter]: At program point L51-5(lines 1 904) the Hoare annotation is: false [2019-11-19 18:56:53,903 INFO L444 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-11-19 18:56:53,903 INFO L444 ceAbstractionStarter]: For program point L811-1(line 811) no Hoare annotation was computed. [2019-11-19 18:56:53,903 INFO L444 ceAbstractionStarter]: For program point L811-2(line 811) no Hoare annotation was computed. [2019-11-19 18:56:53,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:56:53 BoogieIcfgContainer [2019-11-19 18:56:53,928 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 18:56:53,929 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 18:56:53,929 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 18:56:53,929 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 18:56:53,930 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:52" (3/4) ... [2019-11-19 18:56:53,936 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 18:56:53,967 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 18:56:53,968 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-19 18:56:53,969 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-19 18:56:53,970 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-19 18:56:53,971 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 18:56:53,971 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 18:56:54,028 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:56:54,089 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 18:56:54,089 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 18:56:54,091 INFO L168 Benchmark]: Toolchain (without parser) took 3260.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 961.7 MB in the beginning and 926.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 174.5 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:54,091 INFO L168 Benchmark]: CDTParser took 0.27 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 18:56:54,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:54,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.39 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 18:56:54,093 INFO L168 Benchmark]: Boogie Preprocessor took 40.40 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 18:56:54,093 INFO L168 Benchmark]: RCFGBuilder took 810.34 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: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:54,093 INFO L168 Benchmark]: TraceAbstraction took 1539.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 933.3 MB in the end (delta: 118.6 MB). Peak memory consumption was 118.6 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:54,094 INFO L168 Benchmark]: Witness Printer took 160.21 ms. Allocated memory is still 1.2 GB. Free memory was 933.3 MB in the beginning and 926.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:54,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 629.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.39 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 40.40 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 810.34 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: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1539.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 933.3 MB in the end (delta: 118.6 MB). Peak memory consumption was 118.6 MB. Max. memory is 11.5 GB. * Witness Printer took 160.21 ms. Allocated memory is still 1.2 GB. Free memory was 933.3 MB in the beginning and 926.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 311 SDtfs, 311 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s 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, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s 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...