./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product21_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41732c82c4e13eae07071a147bbd53c9191b35d7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 01:06:12,510 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:06:12,512 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:06:12,528 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:06:12,529 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:06:12,530 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:06:12,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:06:12,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:06:12,536 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:06:12,537 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:06:12,538 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:06:12,538 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:06:12,539 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:06:12,539 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:06:12,540 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:06:12,541 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:06:12,547 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:06:12,549 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:06:12,550 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:06:12,551 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:06:12,552 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:06:12,553 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:06:12,556 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:06:12,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:06:12,557 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:06:12,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:06:12,558 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:06:12,559 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:06:12,559 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:06:12,560 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:06:12,560 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:06:12,561 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:06:12,561 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:06:12,561 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:06:12,565 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:06:12,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:06:12,568 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 01:06:12,584 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:06:12,585 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:06:12,586 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:06:12,587 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:06:12,587 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:06:12,589 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:06:12,589 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:06:12,589 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:06:12,589 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:06:12,589 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:06:12,590 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:06:12,590 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:06:12,590 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:06:12,590 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:06:12,590 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:06:12,590 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:06:12,590 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:06:12,591 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:06:12,591 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:06:12,591 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:06:12,591 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:06:12,591 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:06:12,591 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:06:12,591 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:06:12,592 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:06:12,592 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 01:06:12,592 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:06:12,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:06:12,592 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak 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 -> Kojak 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 -> 41732c82c4e13eae07071a147bbd53c9191b35d7 [2018-10-27 01:06:12,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:06:12,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:06:12,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:06:12,659 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:06:12,660 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:06:12,660 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product21_true-unreach-call_false-termination.cil.c [2018-10-27 01:06:12,709 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/data/a99e9ab2b/1bb5cc5ade844940a2feab59566f4c6b/FLAG974d401c4 [2018-10-27 01:06:13,146 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:06:13,146 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/sv-benchmarks/c/product-lines/minepump_spec1_product21_true-unreach-call_false-termination.cil.c [2018-10-27 01:06:13,160 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/data/a99e9ab2b/1bb5cc5ade844940a2feab59566f4c6b/FLAG974d401c4 [2018-10-27 01:06:13,175 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/data/a99e9ab2b/1bb5cc5ade844940a2feab59566f4c6b [2018-10-27 01:06:13,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:06:13,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:06:13,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:06:13,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:06:13,186 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:06:13,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7630e1f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13, skipping insertion in model container [2018-10-27 01:06:13,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:06:13,255 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:06:13,490 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:06:13,500 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:06:13,605 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:06:13,639 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:06:13,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13 WrapperNode [2018-10-27 01:06:13,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:06:13,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:06:13,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:06:13,640 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:06:13,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:06:13,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:06:13,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:06:13,800 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:06:13,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... [2018-10-27 01:06:13,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:06:13,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:06:13,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:06:13,862 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:06:13,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-27 01:06:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 01:06:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-27 01:06:13,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-27 01:06:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-27 01:06:13,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-27 01:06:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-27 01:06:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-27 01:06:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-27 01:06:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-27 01:06:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-27 01:06:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-27 01:06:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-10-27 01:06:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-10-27 01:06:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-27 01:06:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-27 01:06:13,932 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-27 01:06:13,932 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-27 01:06:13,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:06:13,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:06:16,351 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:06:16,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:06:16 BoogieIcfgContainer [2018-10-27 01:06:16,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:06:16,352 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:06:16,352 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:06:16,365 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:06:16,365 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:06:16" (1/1) ... [2018-10-27 01:06:16,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:06:16,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:16,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 63 states and 84 transitions. [2018-10-27 01:06:16,428 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2018-10-27 01:06:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 01:06:16,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:16,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:16,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2018-10-27 01:06:16,654 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2018-10-27 01:06:16,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 01:06:16,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2018-10-27 01:06:16,944 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2018-10-27 01:06:16,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-27 01:06:16,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:17,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2018-10-27 01:06:17,595 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2018-10-27 01:06:17,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-27 01:06:17,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2018-10-27 01:06:17,714 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2018-10-27 01:06:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-27 01:06:17,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:17,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:17,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-10-27 01:06:17,798 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-10-27 01:06:17,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-27 01:06:17,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:17,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2018-10-27 01:06:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2018-10-27 01:06:18,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-27 01:06:18,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:18,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 106 states and 160 transitions. [2018-10-27 01:06:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 160 transitions. [2018-10-27 01:06:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-27 01:06:18,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 107 states and 163 transitions. [2018-10-27 01:06:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 163 transitions. [2018-10-27 01:06:19,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-27 01:06:19,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:19,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:19,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 108 states and 166 transitions. [2018-10-27 01:06:19,287 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 166 transitions. [2018-10-27 01:06:19,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-27 01:06:19,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:19,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:19,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 110 states and 169 transitions. [2018-10-27 01:06:19,639 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 169 transitions. [2018-10-27 01:06:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-27 01:06:19,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:20,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:20,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 195 transitions. [2018-10-27 01:06:20,293 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 195 transitions. [2018-10-27 01:06:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 01:06:20,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:20,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 125 states and 200 transitions. [2018-10-27 01:06:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 200 transitions. [2018-10-27 01:06:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 01:06:21,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:21,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:06:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 194 transitions. [2018-10-27 01:06:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2018-10-27 01:06:21,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 01:06:21,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 208 transitions. [2018-10-27 01:06:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2018-10-27 01:06:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 01:06:21,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:22,571 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-27 01:06:23,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:23,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 138 states and 226 transitions. [2018-10-27 01:06:23,744 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 226 transitions. [2018-10-27 01:06:23,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 01:06:23,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:23,781 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:24,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 139 states and 229 transitions. [2018-10-27 01:06:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 229 transitions. [2018-10-27 01:06:24,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 01:06:24,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:24,072 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-27 01:06:24,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 140 states and 230 transitions. [2018-10-27 01:06:24,371 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 230 transitions. [2018-10-27 01:06:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 01:06:24,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 150 states and 249 transitions. [2018-10-27 01:06:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 249 transitions. [2018-10-27 01:06:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 01:06:24,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:24,742 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:25,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 153 states and 255 transitions. [2018-10-27 01:06:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 255 transitions. [2018-10-27 01:06:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 01:06:25,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:25,147 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 154 states and 256 transitions. [2018-10-27 01:06:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 256 transitions. [2018-10-27 01:06:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 01:06:25,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:25,316 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:06:25,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 155 states and 257 transitions. [2018-10-27 01:06:25,379 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 257 transitions. [2018-10-27 01:06:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 01:06:25,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:06:25,991 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-27 01:06:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:27,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 174 states and 316 transitions. [2018-10-27 01:06:27,975 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 316 transitions. [2018-10-27 01:06:27,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-27 01:06:27,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:27,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:06:29,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 184 states and 345 transitions. [2018-10-27 01:06:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 345 transitions. [2018-10-27 01:06:29,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-27 01:06:29,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:29,890 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 01:06:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 191 states and 357 transitions. [2018-10-27 01:06:30,469 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 357 transitions. [2018-10-27 01:06:30,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-27 01:06:30,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:30,577 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:06:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 192 states and 358 transitions. [2018-10-27 01:06:30,596 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 358 transitions. [2018-10-27 01:06:30,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-27 01:06:30,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:30,766 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:06:30,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:30,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 193 states and 359 transitions. [2018-10-27 01:06:30,780 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 359 transitions. [2018-10-27 01:06:30,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 01:06:30,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:31,242 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:06:31,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:31,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 194 states and 360 transitions. [2018-10-27 01:06:31,256 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 360 transitions. [2018-10-27 01:06:31,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-27 01:06:31,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:31,951 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:06:32,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 197 states and 363 transitions. [2018-10-27 01:06:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 363 transitions. [2018-10-27 01:06:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-27 01:06:32,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:32,176 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 01:06:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 201 states and 370 transitions. [2018-10-27 01:06:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 370 transitions. [2018-10-27 01:06:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-27 01:06:32,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:32,769 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-27 01:06:33,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:33,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 206 states and 379 transitions. [2018-10-27 01:06:33,988 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 379 transitions. [2018-10-27 01:06:33,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 01:06:33,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:06:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 196 states and 355 transitions. [2018-10-27 01:06:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 355 transitions. [2018-10-27 01:06:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 01:06:34,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-27 01:06:35,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 201 states and 363 transitions. [2018-10-27 01:06:35,352 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 363 transitions. [2018-10-27 01:06:35,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 01:06:35,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-27 01:06:35,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:35,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 197 states and 353 transitions. [2018-10-27 01:06:35,486 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 353 transitions. [2018-10-27 01:06:35,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 01:06:35,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-27 01:06:35,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 193 states and 345 transitions. [2018-10-27 01:06:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 345 transitions. [2018-10-27 01:06:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 01:06:35,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-27 01:06:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:35,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 194 states and 346 transitions. [2018-10-27 01:06:35,693 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 346 transitions. [2018-10-27 01:06:35,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 01:06:35,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:36,274 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 22 proven. 16 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 01:06:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:38,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 211 states and 381 transitions. [2018-10-27 01:06:38,352 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 381 transitions. [2018-10-27 01:06:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 01:06:38,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-27 01:06:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:38,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 209 states and 377 transitions. [2018-10-27 01:06:38,665 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 377 transitions. [2018-10-27 01:06:38,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-27 01:06:38,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:40,943 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 34 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-27 01:06:42,159 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-27 01:06:42,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:42,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 213 states and 385 transitions. [2018-10-27 01:06:42,638 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 385 transitions. [2018-10-27 01:06:42,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 01:06:42,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-27 01:06:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 181 states and 291 transitions. [2018-10-27 01:06:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 291 transitions. [2018-10-27 01:06:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-27 01:06:43,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 35 proven. 36 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-27 01:06:44,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:44,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 187 states and 301 transitions. [2018-10-27 01:06:44,534 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 301 transitions. [2018-10-27 01:06:44,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-27 01:06:44,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 35 proven. 36 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-27 01:06:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 190 states and 303 transitions. [2018-10-27 01:06:45,064 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 303 transitions. [2018-10-27 01:06:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-27 01:06:45,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-10-27 01:06:45,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 188 states and 299 transitions. [2018-10-27 01:06:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 299 transitions. [2018-10-27 01:06:45,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-27 01:06:45,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:45,285 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-10-27 01:06:45,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 111 states and 150 transitions. [2018-10-27 01:06:45,669 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 150 transitions. [2018-10-27 01:06:45,669 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 01:06:45,669 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2018-10-27 01:06:45,679 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 01:06:45,874 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 1 [2018-10-27 01:06:46,067 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 1 [2018-10-27 01:06:46,506 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,508 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 01:06:46,511 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,511 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,511 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,511 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-27 01:06:46,512 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,512 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,512 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,512 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-10-27 01:06:46,513 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,513 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-27 01:06:46,515 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,515 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,515 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:46,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 01:06:46 ImpRootNode [2018-10-27 01:06:46,515 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 01:06:46,516 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:06:46,516 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:06:46,516 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:06:46,516 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:06:16" (3/4) ... [2018-10-27 01:06:46,521 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 01:06:46,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-27 01:06:46,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-27 01:06:46,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-27 01:06:46,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-27 01:06:46,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-27 01:06:46,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-27 01:06:46,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-27 01:06:46,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-10-27 01:06:46,533 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2018-10-27 01:06:46,534 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-27 01:06:46,534 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-10-27 01:06:46,562 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || !(0 == pumpRunning)) || 0 == systemActive [2018-10-27 01:06:46,562 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-10-27 01:06:46,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0 || !(0 == pumpRunning)) || tmp == methaneLevelCritical) || !(\old(pumpRunning) == pumpRunning) [2018-10-27 01:06:46,606 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5a649f90-dbdd-4943-a913-a8df77edde9a/bin-2019/ukojak/witness.graphml [2018-10-27 01:06:46,606 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:06:46,607 INFO L168 Benchmark]: Toolchain (without parser) took 33427.35 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 500.7 MB). Free memory was 954.4 MB in the beginning and 1.2 GB in the end (delta: -261.0 MB). Peak memory consumption was 239.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:46,607 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:06:46,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 457.97 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:46,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 930.3 MB in the beginning and 1.2 GB in the end (delta: -234.1 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:46,608 INFO L168 Benchmark]: Boogie Preprocessor took 61.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:06:46,608 INFO L168 Benchmark]: RCFGBuilder took 2489.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:46,608 INFO L168 Benchmark]: CodeCheck took 30163.49 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 329.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -165.9 MB). Peak memory consumption was 163.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:46,609 INFO L168 Benchmark]: Witness Printer took 90.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:46,613 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 125 locations, 1 error locations. SAFE Result, 29.2s OverallTime, 44 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -207025876 SDtfs, -617226396 SDslu, -1587932404 SDs, 0 SdLazy, 934532532 SolverSat, -1796632660 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 49.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24448 GetRequests, 23890 SyntacticMatches, 268 SemanticMatches, 290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42315 ImplicationChecksByTransitivity, 24.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 9.9s InterpolantComputationTime, 2510 NumberOfCodeBlocks, 2510 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 2467 ConstructedInterpolants, 0 QuantifiedInterpolants, 349740 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 27 PerfectInterpolantSequences, 1219/1374 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || !(0 == pumpRunning)) || 0 == systemActive - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: ((tmp == 0 || !(0 == pumpRunning)) || tmp == methaneLevelCritical) || !(\old(pumpRunning) == pumpRunning) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 457.97 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 159.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 930.3 MB in the beginning and 1.2 GB in the end (delta: -234.1 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2489.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. * CodeCheck took 30163.49 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 329.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -165.9 MB). Peak memory consumption was 163.9 MB. Max. memory is 11.5 GB. * Witness Printer took 90.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...