./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product16_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_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/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 97e1e79d9f040fa1d57b96c793652004756593a5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 01:06:57,656 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:06:57,657 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:06:57,667 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:06:57,667 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:06:57,668 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:06:57,668 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:06:57,670 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:06:57,671 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:06:57,672 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:06:57,673 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:06:57,673 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:06:57,673 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:06:57,674 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:06:57,676 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:06:57,676 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:06:57,677 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:06:57,678 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:06:57,680 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:06:57,681 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:06:57,682 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:06:57,683 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:06:57,685 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:06:57,685 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:06:57,685 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:06:57,686 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:06:57,687 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:06:57,688 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:06:57,689 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:06:57,690 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:06:57,690 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:06:57,690 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:06:57,690 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:06:57,691 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:06:57,692 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:06:57,693 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:06:57,693 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 01:06:57,704 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:06:57,705 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:06:57,705 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:06:57,706 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:06:57,706 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:06:57,706 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:06:57,706 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:06:57,707 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:06:57,707 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:06:57,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:06:57,708 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:06:57,708 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:06:57,708 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:06:57,708 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:06:57,708 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:06:57,709 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:06:57,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:06:57,709 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:06:57,709 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:06:57,709 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:06:57,709 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:06:57,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:06:57,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:06:57,710 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:06:57,710 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:06:57,710 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 01:06:57,710 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:06:57,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:06:57,711 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_61f656fd-12a2-4b9f-8125-19b72337aa66/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 -> 97e1e79d9f040fa1d57b96c793652004756593a5 [2018-10-27 01:06:57,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:06:57,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:06:57,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:06:57,755 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:06:57,756 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:06:57,757 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c [2018-10-27 01:06:57,804 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/data/e19f8b2ba/4966bc13f7904196a0c362b7cba9b272/FLAGbf6ac1272 [2018-10-27 01:06:58,235 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:06:58,236 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/sv-benchmarks/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c [2018-10-27 01:06:58,247 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/data/e19f8b2ba/4966bc13f7904196a0c362b7cba9b272/FLAGbf6ac1272 [2018-10-27 01:06:58,264 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/data/e19f8b2ba/4966bc13f7904196a0c362b7cba9b272 [2018-10-27 01:06:58,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:06:58,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:06:58,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:06:58,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:06:58,274 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:06:58,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b93a52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58, skipping insertion in model container [2018-10-27 01:06:58,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:06:58,325 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:06:58,582 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:06:58,592 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:06:58,661 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:06:58,689 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:06:58,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58 WrapperNode [2018-10-27 01:06:58,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:06:58,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:06:58,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:06:58,690 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:06:58,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:06:58,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:06:58,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:06:58,839 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:06:58,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... [2018-10-27 01:06:58,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:06:58,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:06:58,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:06:58,892 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:06:58,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:06:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/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 01:06:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 01:06:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-27 01:06:58,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-27 01:06:58,964 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-27 01:06:58,964 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-27 01:06:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-27 01:06:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-27 01:06:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-27 01:06:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-27 01:06:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-10-27 01:06:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-10-27 01:06:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-27 01:06:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-27 01:06:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-27 01:06:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-27 01:06:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-27 01:06:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-27 01:06:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:06:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:07:01,432 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:07:01,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:01 BoogieIcfgContainer [2018-10-27 01:07:01,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:07:01,433 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:07:01,433 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:07:01,444 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:07:01,444 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:01" (1/1) ... [2018-10-27 01:07:01,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:07:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:01,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2018-10-27 01:07:01,485 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2018-10-27 01:07:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-27 01:07:01,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:01,684 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 01:07:01,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:01,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2018-10-27 01:07:01,697 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2018-10-27 01:07:01,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-27 01:07:01,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:01,865 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 01:07:01,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:01,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 86 transitions. [2018-10-27 01:07:01,992 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2018-10-27 01:07:01,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 01:07:01,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:02,176 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 01:07:02,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2018-10-27 01:07:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2018-10-27 01:07:02,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 01:07:02,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:02,400 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 01:07:02,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 117 transitions. [2018-10-27 01:07:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 117 transitions. [2018-10-27 01:07:02,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-27 01:07:02,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:02,799 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 01:07:02,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 83 states and 118 transitions. [2018-10-27 01:07:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 118 transitions. [2018-10-27 01:07:02,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-27 01:07:02,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:03,312 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 01:07:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:03,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 157 transitions. [2018-10-27 01:07:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2018-10-27 01:07:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-27 01:07:03,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:03,897 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 01:07:04,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:04,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 105 states and 163 transitions. [2018-10-27 01:07:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 163 transitions. [2018-10-27 01:07:04,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-27 01:07:04,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:04,087 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 01:07:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 106 states and 164 transitions. [2018-10-27 01:07:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 164 transitions. [2018-10-27 01:07:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-27 01:07:04,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:04,283 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 01:07:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 111 states and 176 transitions. [2018-10-27 01:07:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 176 transitions. [2018-10-27 01:07:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-27 01:07:04,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:04,525 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 01:07:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 112 states and 177 transitions. [2018-10-27 01:07:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 177 transitions. [2018-10-27 01:07:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-27 01:07:04,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:05,560 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 01:07:06,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 132 states and 218 transitions. [2018-10-27 01:07:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 218 transitions. [2018-10-27 01:07:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-27 01:07:06,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:06,617 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 01:07:07,124 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-27 01:07:07,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:07,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 228 transitions. [2018-10-27 01:07:07,306 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2018-10-27 01:07:07,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-27 01:07:07,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:07,424 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 01:07:07,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 141 states and 235 transitions. [2018-10-27 01:07:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 235 transitions. [2018-10-27 01:07:07,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-27 01:07:07,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:07,795 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 01:07:07,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:07,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 142 states and 236 transitions. [2018-10-27 01:07:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 236 transitions. [2018-10-27 01:07:07,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 01:07:07,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:07,837 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 01:07:07,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 146 states and 247 transitions. [2018-10-27 01:07:07,965 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2018-10-27 01:07:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-27 01:07:07,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:08,004 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 01:07:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 149 states and 254 transitions. [2018-10-27 01:07:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 254 transitions. [2018-10-27 01:07:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-27 01:07:08,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:08,239 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 01:07:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 152 states and 261 transitions. [2018-10-27 01:07:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 261 transitions. [2018-10-27 01:07:08,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-27 01:07:08,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:08,834 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 01:07:09,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:09,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 155 states and 268 transitions. [2018-10-27 01:07:09,023 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 268 transitions. [2018-10-27 01:07:09,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-27 01:07:09,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:09,213 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 01:07:09,896 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-27 01:07:12,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 166 states and 299 transitions. [2018-10-27 01:07:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 299 transitions. [2018-10-27 01:07:12,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-27 01:07:12,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:12,058 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 01:07:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:12,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 164 states and 295 transitions. [2018-10-27 01:07:12,097 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 295 transitions. [2018-10-27 01:07:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-27 01:07:12,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:12,118 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 01:07:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 165 states and 296 transitions. [2018-10-27 01:07:12,570 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 296 transitions. [2018-10-27 01:07:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-27 01:07:12,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:13,299 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 01:07:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:14,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 168 states and 302 transitions. [2018-10-27 01:07:14,471 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 302 transitions. [2018-10-27 01:07:14,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-27 01:07:14,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:14,492 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 01:07:14,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:14,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 169 states and 304 transitions. [2018-10-27 01:07:14,681 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-10-27 01:07:14,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-27 01:07:14,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:14,703 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 01:07:15,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 175 states and 318 transitions. [2018-10-27 01:07:15,254 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 318 transitions. [2018-10-27 01:07:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 01:07:15,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:15,276 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 01:07:15,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 176 states and 320 transitions. [2018-10-27 01:07:15,482 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 320 transitions. [2018-10-27 01:07:15,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 01:07:15,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:15,527 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 01:07:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:15,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 177 states and 321 transitions. [2018-10-27 01:07:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 321 transitions. [2018-10-27 01:07:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 01:07:15,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:15,873 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:07:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:16,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 196 states and 366 transitions. [2018-10-27 01:07:16,914 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 366 transitions. [2018-10-27 01:07:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-27 01:07:16,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:16,959 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:17,687 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-10-27 01:07:17,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 205 states and 380 transitions. [2018-10-27 01:07:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 380 transitions. [2018-10-27 01:07:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-27 01:07:17,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:18,019 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:18,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:18,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 208 states and 382 transitions. [2018-10-27 01:07:18,218 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 382 transitions. [2018-10-27 01:07:18,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 01:07:18,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:18,243 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 210 states and 387 transitions. [2018-10-27 01:07:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 387 transitions. [2018-10-27 01:07:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 01:07:18,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:20,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:20,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 228 states and 422 transitions. [2018-10-27 01:07:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 422 transitions. [2018-10-27 01:07:20,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 01:07:20,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:20,572 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:21,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 234 states and 434 transitions. [2018-10-27 01:07:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 434 transitions. [2018-10-27 01:07:21,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 01:07:21,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:23,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 247 states and 474 transitions. [2018-10-27 01:07:23,000 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 474 transitions. [2018-10-27 01:07:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-27 01:07:23,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 250 states and 476 transitions. [2018-10-27 01:07:23,700 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 476 transitions. [2018-10-27 01:07:23,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 01:07:23,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:23,721 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:07:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 251 states and 477 transitions. [2018-10-27 01:07:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 477 transitions. [2018-10-27 01:07:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 01:07:23,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:23,855 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:07:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:24,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 252 states and 478 transitions. [2018-10-27 01:07:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 478 transitions. [2018-10-27 01:07:24,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-27 01:07:24,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:07:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 258 states and 489 transitions. [2018-10-27 01:07:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 489 transitions. [2018-10-27 01:07:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 01:07:26,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:26,237 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 259 states and 490 transitions. [2018-10-27 01:07:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 490 transitions. [2018-10-27 01:07:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 01:07:26,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:27,161 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:27,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 262 states and 493 transitions. [2018-10-27 01:07:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 493 transitions. [2018-10-27 01:07:27,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 01:07:27,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:27,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:27,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 265 states and 496 transitions. [2018-10-27 01:07:27,535 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 496 transitions. [2018-10-27 01:07:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 01:07:27,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:27,562 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 01:07:27,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:27,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 266 states and 497 transitions. [2018-10-27 01:07:27,641 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 497 transitions. [2018-10-27 01:07:27,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 01:07:27,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:27,796 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:28,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 273 states and 516 transitions. [2018-10-27 01:07:28,891 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 516 transitions. [2018-10-27 01:07:28,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 01:07:28,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:29,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:29,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 279 states and 531 transitions. [2018-10-27 01:07:29,570 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 531 transitions. [2018-10-27 01:07:29,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 01:07:29,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:29,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 280 states and 532 transitions. [2018-10-27 01:07:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 532 transitions. [2018-10-27 01:07:29,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 01:07:29,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:30,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:07:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 283 states and 536 transitions. [2018-10-27 01:07:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 536 transitions. [2018-10-27 01:07:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 01:07:30,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 284 states and 537 transitions. [2018-10-27 01:07:31,125 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 537 transitions. [2018-10-27 01:07:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-27 01:07:31,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:31,741 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:07:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 285 states and 538 transitions. [2018-10-27 01:07:31,957 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 538 transitions. [2018-10-27 01:07:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-27 01:07:31,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:32,957 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:07:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:33,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 285 states and 522 transitions. [2018-10-27 01:07:33,712 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 522 transitions. [2018-10-27 01:07:33,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 01:07:33,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 01:07:34,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:34,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 288 states and 524 transitions. [2018-10-27 01:07:34,633 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 524 transitions. [2018-10-27 01:07:34,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 01:07:34,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:35,482 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 01:07:36,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:36,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 230 states and 384 transitions. [2018-10-27 01:07:36,974 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 384 transitions. [2018-10-27 01:07:36,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 01:07:36,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:36,995 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 01:07:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:37,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 235 states and 391 transitions. [2018-10-27 01:07:37,139 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 391 transitions. [2018-10-27 01:07:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 01:07:37,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 01:07:37,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 236 states and 394 transitions. [2018-10-27 01:07:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 394 transitions. [2018-10-27 01:07:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 01:07:37,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:37,499 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 01:07:38,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:38,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 237 states and 399 transitions. [2018-10-27 01:07:38,311 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2018-10-27 01:07:38,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 01:07:38,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:38,640 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 01:07:40,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 245 states and 410 transitions. [2018-10-27 01:07:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 410 transitions. [2018-10-27 01:07:40,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 01:07:40,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:40,493 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 01:07:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:40,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 248 states and 413 transitions. [2018-10-27 01:07:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 413 transitions. [2018-10-27 01:07:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 01:07:40,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 01:07:40,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 246 states and 409 transitions. [2018-10-27 01:07:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 409 transitions. [2018-10-27 01:07:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 01:07:40,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 01:07:41,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 247 states and 410 transitions. [2018-10-27 01:07:41,547 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 410 transitions. [2018-10-27 01:07:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 01:07:41,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:41,564 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:07:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 251 states and 414 transitions. [2018-10-27 01:07:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 414 transitions. [2018-10-27 01:07:42,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 01:07:42,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:07:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:42,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 251 states and 413 transitions. [2018-10-27 01:07:42,170 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 413 transitions. [2018-10-27 01:07:42,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 01:07:42,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 01:07:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 253 states and 415 transitions. [2018-10-27 01:07:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 415 transitions. [2018-10-27 01:07:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 01:07:42,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 01:07:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:43,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 256 states and 416 transitions. [2018-10-27 01:07:43,721 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 416 transitions. [2018-10-27 01:07:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 01:07:43,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:43,739 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-27 01:07:44,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 257 states and 417 transitions. [2018-10-27 01:07:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 417 transitions. [2018-10-27 01:07:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-27 01:07:44,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 01:07:44,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 248 states and 400 transitions. [2018-10-27 01:07:44,089 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 400 transitions. [2018-10-27 01:07:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 01:07:44,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:07:44,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 251 states and 403 transitions. [2018-10-27 01:07:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 403 transitions. [2018-10-27 01:07:44,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 01:07:44,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 01:07:44,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 253 states and 406 transitions. [2018-10-27 01:07:44,318 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 406 transitions. [2018-10-27 01:07:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 01:07:44,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-27 01:07:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 242 states and 385 transitions. [2018-10-27 01:07:44,367 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 385 transitions. [2018-10-27 01:07:44,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 01:07:44,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:44,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-27 01:07:44,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 243 states and 386 transitions. [2018-10-27 01:07:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 386 transitions. [2018-10-27 01:07:44,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 01:07:44,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:44,510 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 01:07:44,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 152 states and 214 transitions. [2018-10-27 01:07:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2018-10-27 01:07:44,543 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 01:07:44,543 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 69 iterations. [2018-10-27 01:07:44,553 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 01:07:45,132 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,135 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-27 01:07:45,138 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,138 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,138 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,138 INFO L582 CodeCheckObserver]: Invariant with dag size 18 [2018-10-27 01:07:45,140 INFO L582 CodeCheckObserver]: Invariant with dag size 19 [2018-10-27 01:07:45,141 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,141 INFO L582 CodeCheckObserver]: Invariant with dag size 10 [2018-10-27 01:07:45,141 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,142 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,142 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,142 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,142 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,142 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:07:45,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 01:07:45 ImpRootNode [2018-10-27 01:07:45,142 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 01:07:45,143 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:07:45,143 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:07:45,143 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:07:45,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:01" (3/4) ... [2018-10-27 01:07:45,149 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 01:07:45,153 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-27 01:07:45,154 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-27 01:07:45,154 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-27 01:07:45,154 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-27 01:07:45,154 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-27 01:07:45,154 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-27 01:07:45,154 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-10-27 01:07:45,154 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-27 01:07:45,160 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-27 01:07:45,160 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-10-27 01:07:45,161 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-10-27 01:07:45,185 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || ((0 == methaneLevelCritical && !(systemActive == 0)) && systemActive < 1)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-10-27 01:07:45,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (!(\old(pumpRunning) == pumpRunning) && !(tmp == 0))) || (!(0 == pumpRunning) && !(tmp == 0))) || (!(tmp == 0) && !(systemActive == 0)) [2018-10-27 01:07:45,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == pumpRunning || \old(pumpRunning) == pumpRunning) || systemActive == 0) || 0 == methaneLevelCritical [2018-10-27 01:07:45,241 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_61f656fd-12a2-4b9f-8125-19b72337aa66/bin-2019/ukojak/witness.graphml [2018-10-27 01:07:45,242 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:07:45,242 INFO L168 Benchmark]: Toolchain (without parser) took 46974.26 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 553.6 MB). Free memory was 963.4 MB in the beginning and 1.4 GB in the end (delta: -445.7 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:45,244 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:07:45,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:45,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -208.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:45,245 INFO L168 Benchmark]: Boogie Preprocessor took 52.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:07:45,245 INFO L168 Benchmark]: RCFGBuilder took 2541.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:45,245 INFO L168 Benchmark]: CodeCheck took 43709.13 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 401.6 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -372.9 MB). Peak memory consumption was 547.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:45,246 INFO L168 Benchmark]: Witness Printer took 98.88 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:45,247 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, 122 locations, 1 error locations. SAFE Result, 43.0s OverallTime, 69 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1648836756 SDtfs, -238529828 SDslu, 1874409852 SDs, 0 SdLazy, 1204216812 SolverSat, 1761903908 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 95.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34929 GetRequests, 34055 SyntacticMatches, 438 SemanticMatches, 436 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96469 ImplicationChecksByTransitivity, 37.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 3247 NumberOfCodeBlocks, 3247 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 3179 ConstructedInterpolants, 0 QuantifiedInterpolants, 343104 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 68 InterpolantComputations, 55 PerfectInterpolantSequences, 1264/1330 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: 295]: 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: 843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= systemActive - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 673]: Loop Invariant Derived loop invariant: ((\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || ((0 == methaneLevelCritical && !(systemActive == 0)) && systemActive < 1)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (!(\old(pumpRunning) == pumpRunning) && !(tmp == 0))) || (!(0 == pumpRunning) && !(tmp == 0))) || (!(tmp == 0) && !(systemActive == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((0 == pumpRunning || \old(pumpRunning) == pumpRunning) || systemActive == 0) || 0 == methaneLevelCritical - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 420.02 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 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 148.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -208.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2541.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. * CodeCheck took 43709.13 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 401.6 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -372.9 MB). Peak memory consumption was 547.1 MB. Max. memory is 11.5 GB. * Witness Printer took 98.88 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...