./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product08.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_product08.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 520d1ef87fba3e5b4f18d6fa521fb45229d37053 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:56:42,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 18:56:42,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 18:56:42,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 18:56:42,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 18:56:42,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 18:56:42,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 18:56:42,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 18:56:42,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 18:56:42,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 18:56:42,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 18:56:42,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 18:56:42,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 18:56:42,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 18:56:42,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 18:56:42,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 18:56:42,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 18:56:42,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 18:56:42,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 18:56:42,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 18:56:42,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 18:56:42,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 18:56:42,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 18:56:42,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 18:56:42,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 18:56:42,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 18:56:42,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 18:56:42,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 18:56:42,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 18:56:42,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 18:56:42,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 18:56:42,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 18:56:42,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 18:56:42,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 18:56:42,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 18:56:42,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 18:56:42,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 18:56:42,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 18:56:42,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 18:56:42,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 18:56:42,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 18:56:42,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 18:56:42,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 18:56:42,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 18:56:42,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 18:56:42,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 18:56:42,613 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 18:56:42,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 18:56:42,614 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 18:56:42,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 18:56:42,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 18:56:42,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 18:56:42,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 18:56:42,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 18:56:42,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 18:56:42,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 18:56:42,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 18:56:42,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 18:56:42,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 18:56:42,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 18:56:42,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 18:56:42,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 18:56:42,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 18:56:42,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 18:56:42,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 18:56:42,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 18:56:42,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 18:56:42,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 18:56:42,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 18:56:42,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 18:56:42,622 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 -> 520d1ef87fba3e5b4f18d6fa521fb45229d37053 [2019-11-19 18:56:42,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 18:56:42,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 18:56:42,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 18:56:42,942 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 18:56:42,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 18:56:42,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2019-11-19 18:56:43,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac047b77b/a56d00ef597046eba30a732c0e47d345/FLAGbc17233cc [2019-11-19 18:56:43,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 18:56:43,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2019-11-19 18:56:43,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac047b77b/a56d00ef597046eba30a732c0e47d345/FLAGbc17233cc [2019-11-19 18:56:43,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac047b77b/a56d00ef597046eba30a732c0e47d345 [2019-11-19 18:56:43,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 18:56:43,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 18:56:43,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 18:56:43,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 18:56:43,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 18:56:43,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:43" (1/1) ... [2019-11-19 18:56:43,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6860db29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:43, skipping insertion in model container [2019-11-19 18:56:43,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:43" (1/1) ... [2019-11-19 18:56:43,817 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 18:56:43,861 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 18:56:44,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:56:44,288 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 18:56:44,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:56:44,407 INFO L192 MainTranslator]: Completed translation [2019-11-19 18:56:44,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44 WrapperNode [2019-11-19 18:56:44,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 18:56:44,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 18:56:44,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 18:56:44,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 18:56:44,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 18:56:44,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 18:56:44,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 18:56:44,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 18:56:44,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (1/1) ... [2019-11-19 18:56:44,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 18:56:44,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 18:56:44,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 18:56:44,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 18:56:44,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (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 18:56:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 18:56:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 18:56:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 18:56:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 18:56:45,326 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 18:56:45,327 INFO L285 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-19 18:56:45,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:45 BoogieIcfgContainer [2019-11-19 18:56:45,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 18:56:45,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 18:56:45,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 18:56:45,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 18:56:45,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:56:43" (1/3) ... [2019-11-19 18:56:45,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b118d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:56:45, skipping insertion in model container [2019-11-19 18:56:45,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:44" (2/3) ... [2019-11-19 18:56:45,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b118d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:56:45, skipping insertion in model container [2019-11-19 18:56:45,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:45" (3/3) ... [2019-11-19 18:56:45,341 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2019-11-19 18:56:45,351 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 18:56:45,359 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 18:56:45,371 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 18:56:45,395 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 18:56:45,395 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 18:56:45,395 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 18:56:45,395 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 18:56:45,395 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 18:56:45,396 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 18:56:45,396 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 18:56:45,396 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 18:56:45,411 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-19 18:56:45,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-19 18:56:45,418 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:45,419 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:56:45,420 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:45,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:45,426 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2019-11-19 18:56:45,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:45,433 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051095741] [2019-11-19 18:56:45,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:45,676 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 18:56:45,677 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051095741] [2019-11-19 18:56:45,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:45,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 18:56:45,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153154552] [2019-11-19 18:56:45,687 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 18:56:45,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:45,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 18:56:45,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 18:56:45,714 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-19 18:56:45,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:45,769 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-11-19 18:56:45,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 18:56:45,772 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-19 18:56:45,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:45,791 INFO L225 Difference]: With dead ends: 136 [2019-11-19 18:56:45,792 INFO L226 Difference]: Without dead ends: 67 [2019-11-19 18:56:45,802 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 18:56:45,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-19 18:56:45,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-19 18:56:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-19 18:56:45,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-11-19 18:56:45,865 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-11-19 18:56:45,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:45,867 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-11-19 18:56:45,867 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 18:56:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-11-19 18:56:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-19 18:56:45,869 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:45,870 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 18:56:45,870 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:45,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:45,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2019-11-19 18:56:45,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:45,872 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085526422] [2019-11-19 18:56:45,873 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:46,047 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 18:56:46,047 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085526422] [2019-11-19 18:56:46,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:46,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 18:56:46,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059707699] [2019-11-19 18:56:46,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:56:46,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:46,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:56:46,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:56:46,051 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-11-19 18:56:46,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:46,063 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-11-19 18:56:46,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:56:46,063 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-19 18:56:46,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:46,064 INFO L225 Difference]: With dead ends: 67 [2019-11-19 18:56:46,065 INFO L226 Difference]: Without dead ends: 33 [2019-11-19 18:56:46,066 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 18:56:46,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-19 18:56:46,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-19 18:56:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-19 18:56:46,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-19 18:56:46,077 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-19 18:56:46,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:46,077 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-19 18:56:46,078 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:56:46,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-19 18:56:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-19 18:56:46,079 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:46,079 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 18:56:46,079 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:46,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:46,080 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2019-11-19 18:56:46,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:46,080 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273048524] [2019-11-19 18:56:46,081 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:46,184 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 18:56:46,185 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273048524] [2019-11-19 18:56:46,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:46,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 18:56:46,186 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240888851] [2019-11-19 18:56:46,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:56:46,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:46,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:56:46,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:56:46,188 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-19 18:56:46,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:46,228 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-19 18:56:46,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:56:46,230 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-19 18:56:46,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:46,231 INFO L225 Difference]: With dead ends: 87 [2019-11-19 18:56:46,231 INFO L226 Difference]: Without dead ends: 60 [2019-11-19 18:56:46,234 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 18:56:46,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-11-19 18:56:46,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2019-11-19 18:56:46,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-19 18:56:46,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2019-11-19 18:56:46,252 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2019-11-19 18:56:46,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:46,252 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2019-11-19 18:56:46,260 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:56:46,260 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2019-11-19 18:56:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-19 18:56:46,262 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:46,262 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 18:56:46,262 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:46,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:46,263 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2019-11-19 18:56:46,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:46,263 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049305859] [2019-11-19 18:56:46,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:46,396 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 18:56:46,397 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049305859] [2019-11-19 18:56:46,397 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:46,398 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:56:46,398 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821406473] [2019-11-19 18:56:46,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:56:46,398 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:46,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:56:46,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:56:46,399 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2019-11-19 18:56:46,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:46,558 INFO L93 Difference]: Finished difference Result 260 states and 398 transitions. [2019-11-19 18:56:46,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 18:56:46,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-19 18:56:46,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:46,565 INFO L225 Difference]: With dead ends: 260 [2019-11-19 18:56:46,565 INFO L226 Difference]: Without dead ends: 210 [2019-11-19 18:56:46,568 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 18:56:46,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2019-11-19 18:56:46,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 100. [2019-11-19 18:56:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-11-19 18:56:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 145 transitions. [2019-11-19 18:56:46,599 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 145 transitions. Word has length 23 [2019-11-19 18:56:46,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:46,599 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 145 transitions. [2019-11-19 18:56:46,600 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:56:46,600 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2019-11-19 18:56:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 18:56:46,602 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:56:46,603 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 18:56:46,603 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:56:46,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:56:46,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2019-11-19 18:56:46,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:56:46,604 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940291926] [2019-11-19 18:56:46,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:56:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:56:46,686 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 18:56:46,687 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940291926] [2019-11-19 18:56:46,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:56:46,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:56:46,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147072788] [2019-11-19 18:56:46,688 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:56:46,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:56:46,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:56:46,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:56:46,690 INFO L87 Difference]: Start difference. First operand 100 states and 145 transitions. Second operand 5 states. [2019-11-19 18:56:46,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:56:46,781 INFO L93 Difference]: Finished difference Result 296 states and 443 transitions. [2019-11-19 18:56:46,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 18:56:46,782 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-19 18:56:46,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:56:46,782 INFO L225 Difference]: With dead ends: 296 [2019-11-19 18:56:46,782 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 18:56:46,786 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 18:56:46,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 18:56:46,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 18:56:46,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 18:56:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 18:56:46,789 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-19 18:56:46,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:56:46,789 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 18:56:46,789 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:56:46,789 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 18:56:46,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 18:56:46,794 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 18:56:47,034 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2019-11-19 18:56:47,034 INFO L444 ceAbstractionStarter]: For program point L845(lines 845 849) no Hoare annotation was computed. [2019-11-19 18:56:47,035 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 18:56:47,035 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 809) no Hoare annotation was computed. [2019-11-19 18:56:47,035 INFO L440 ceAbstractionStarter]: At program point L796-1(lines 1 893) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,035 INFO L444 ceAbstractionStarter]: For program point L796-2(lines 796 809) no Hoare annotation was computed. [2019-11-19 18:56:47,035 INFO L440 ceAbstractionStarter]: At program point L796-3(lines 1 893) the Hoare annotation is: false [2019-11-19 18:56:47,035 INFO L444 ceAbstractionStarter]: For program point L796-4(lines 796 809) no Hoare annotation was computed. [2019-11-19 18:56:47,036 INFO L440 ceAbstractionStarter]: At program point L796-5(lines 1 893) the Hoare annotation is: false [2019-11-19 18:56:47,036 INFO L444 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2019-11-19 18:56:47,036 INFO L440 ceAbstractionStarter]: At program point L137(lines 137 143) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,036 INFO L440 ceAbstractionStarter]: At program point L137-1(lines 137 143) the Hoare annotation is: false [2019-11-19 18:56:47,036 INFO L440 ceAbstractionStarter]: At program point L137-2(lines 137 143) the Hoare annotation is: false [2019-11-19 18:56:47,036 INFO L447 ceAbstractionStarter]: At program point L783(lines 764 786) the Hoare annotation is: true [2019-11-19 18:56:47,037 INFO L440 ceAbstractionStarter]: At program point L106(lines 55 107) the Hoare annotation is: false [2019-11-19 18:56:47,037 INFO L444 ceAbstractionStarter]: For program point L833(lines 833 837) no Hoare annotation was computed. [2019-11-19 18:56:47,037 INFO L444 ceAbstractionStarter]: For program point L800(lines 800 806) no Hoare annotation was computed. [2019-11-19 18:56:47,037 INFO L444 ceAbstractionStarter]: For program point L800-2(lines 800 806) no Hoare annotation was computed. [2019-11-19 18:56:47,037 INFO L444 ceAbstractionStarter]: For program point L800-4(lines 800 806) no Hoare annotation was computed. [2019-11-19 18:56:47,037 INFO L444 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2019-11-19 18:56:47,038 INFO L440 ceAbstractionStarter]: At program point L751(lines 747 753) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-19 18:56:47,038 INFO L440 ceAbstractionStarter]: At program point L206(lines 199 209) the Hoare annotation is: false [2019-11-19 18:56:47,038 INFO L440 ceAbstractionStarter]: At program point L206-1(lines 199 209) the Hoare annotation is: false [2019-11-19 18:56:47,038 INFO L440 ceAbstractionStarter]: At program point L206-2(lines 199 209) the Hoare annotation is: false [2019-11-19 18:56:47,038 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 18:56:47,038 INFO L444 ceAbstractionStarter]: For program point L58(lines 58 62) no Hoare annotation was computed. [2019-11-19 18:56:47,039 INFO L440 ceAbstractionStarter]: At program point L670(lines 1 893) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-19 18:56:47,039 INFO L440 ceAbstractionStarter]: At program point L703-2(lines 703 717) the Hoare annotation is: false [2019-11-19 18:56:47,039 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2019-11-19 18:56:47,039 INFO L444 ceAbstractionStarter]: For program point L687(line 687) no Hoare annotation was computed. [2019-11-19 18:56:47,039 INFO L444 ceAbstractionStarter]: For program point L687-1(line 687) no Hoare annotation was computed. [2019-11-19 18:56:47,039 INFO L444 ceAbstractionStarter]: For program point L687-2(line 687) no Hoare annotation was computed. [2019-11-19 18:56:47,040 INFO L444 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2019-11-19 18:56:47,040 INFO L440 ceAbstractionStarter]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,040 INFO L444 ceAbstractionStarter]: For program point L704(line 704) no Hoare annotation was computed. [2019-11-19 18:56:47,040 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 265) no Hoare annotation was computed. [2019-11-19 18:56:47,040 INFO L440 ceAbstractionStarter]: At program point L259-1(lines 259 265) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,040 INFO L444 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2019-11-19 18:56:47,041 INFO L440 ceAbstractionStarter]: At program point L94-1(lines 130 136) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,041 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 18:56:47,041 INFO L444 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-11-19 18:56:47,041 INFO L444 ceAbstractionStarter]: For program point L821-3(lines 821 825) no Hoare annotation was computed. [2019-11-19 18:56:47,041 INFO L444 ceAbstractionStarter]: For program point L821-6(lines 821 825) no Hoare annotation was computed. [2019-11-19 18:56:47,041 INFO L444 ceAbstractionStarter]: For program point L707(lines 707 711) no Hoare annotation was computed. [2019-11-19 18:56:47,042 INFO L444 ceAbstractionStarter]: For program point L162(lines 162 179) no Hoare annotation was computed. [2019-11-19 18:56:47,042 INFO L444 ceAbstractionStarter]: For program point L707-1(lines 130 136) no Hoare annotation was computed. [2019-11-19 18:56:47,042 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 162 179) no Hoare annotation was computed. [2019-11-19 18:56:47,042 INFO L444 ceAbstractionStarter]: For program point L162-2(lines 162 179) no Hoare annotation was computed. [2019-11-19 18:56:47,042 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 781) no Hoare annotation was computed. [2019-11-19 18:56:47,042 INFO L447 ceAbstractionStarter]: At program point L774-1(lines 774 781) the Hoare annotation is: true [2019-11-19 18:56:47,042 INFO L440 ceAbstractionStarter]: At program point L130(lines 129 148) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,043 INFO L444 ceAbstractionStarter]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2019-11-19 18:56:47,043 INFO L440 ceAbstractionStarter]: At program point L130-2(lines 129 148) the Hoare annotation is: false [2019-11-19 18:56:47,043 INFO L440 ceAbstractionStarter]: At program point L130-3(lines 129 148) the Hoare annotation is: false [2019-11-19 18:56:47,043 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 18:56:47,043 INFO L440 ceAbstractionStarter]: At program point L858(lines 853 861) the Hoare annotation is: false [2019-11-19 18:56:47,043 INFO L440 ceAbstractionStarter]: At program point L858-1(lines 853 861) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,044 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 687) no Hoare annotation was computed. [2019-11-19 18:56:47,044 INFO L440 ceAbstractionStarter]: At program point L858-2(lines 853 861) the Hoare annotation is: false [2019-11-19 18:56:47,044 INFO L440 ceAbstractionStarter]: At program point L858-3(lines 853 861) the Hoare annotation is: false [2019-11-19 18:56:47,044 INFO L440 ceAbstractionStarter]: At program point L858-4(lines 853 861) the Hoare annotation is: false [2019-11-19 18:56:47,044 INFO L440 ceAbstractionStarter]: At program point L858-5(lines 853 861) the Hoare annotation is: false [2019-11-19 18:56:47,044 INFO L444 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2019-11-19 18:56:47,047 INFO L440 ceAbstractionStarter]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,047 INFO L440 ceAbstractionStarter]: At program point L215(lines 210 218) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:56:47,047 INFO L440 ceAbstractionStarter]: At program point L215-1(lines 210 218) the Hoare annotation is: false [2019-11-19 18:56:47,048 INFO L440 ceAbstractionStarter]: At program point L215-2(lines 210 218) the Hoare annotation is: false [2019-11-19 18:56:47,048 INFO L440 ceAbstractionStarter]: At program point L678(lines 673 681) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-19 18:56:47,048 INFO L444 ceAbstractionStarter]: For program point L166(lines 166 174) no Hoare annotation was computed. [2019-11-19 18:56:47,049 INFO L444 ceAbstractionStarter]: For program point L166-1(lines 166 174) no Hoare annotation was computed. [2019-11-19 18:56:47,049 INFO L444 ceAbstractionStarter]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2019-11-19 18:56:47,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:56:47 BoogieIcfgContainer [2019-11-19 18:56:47,079 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 18:56:47,079 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 18:56:47,079 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 18:56:47,079 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 18:56:47,080 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:45" (3/4) ... [2019-11-19 18:56:47,086 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 18:56:47,111 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 18:56:47,113 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-19 18:56:47,113 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-19 18:56:47,114 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-19 18:56:47,115 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 18:56:47,116 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 18:56:47,164 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:56:47,234 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 18:56:47,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 18:56:47,236 INFO L168 Benchmark]: Toolchain (without parser) took 3434.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 955.0 MB in the beginning and 914.8 MB in the end (delta: 40.2 MB). Peak memory consumption was 175.5 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:47,237 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 18:56:47,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:47,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.01 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:47,238 INFO L168 Benchmark]: Boogie Preprocessor took 39.39 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:47,239 INFO L168 Benchmark]: RCFGBuilder took 782.30 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: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:47,239 INFO L168 Benchmark]: TraceAbstraction took 1748.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.6 MB in the end (delta: 129.7 MB). Peak memory consumption was 129.7 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:47,240 INFO L168 Benchmark]: Witness Printer took 155.11 ms. Allocated memory is still 1.2 GB. Free memory was 921.6 MB in the beginning and 914.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-19 18:56:47,242 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 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 605.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.01 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.39 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 782.30 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: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1748.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.6 MB in the end (delta: 129.7 MB). Peak memory consumption was 129.7 MB. Max. memory is 11.5 GB. * Witness Printer took 155.11 ms. Allocated memory is still 1.2 GB. Free memory was 921.6 MB in the beginning and 914.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 687]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 687]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 687]: 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: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 673]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 308 SDtfs, 317 SDslu, 299 SDs, 0 SdLazy, 61 SolverSat, 12 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=100occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 114 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s 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...