./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/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 f73634e342cf3e7f84044af175d79019321da0bc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:49:07,569 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:49:07,571 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:49:07,579 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:49:07,579 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:49:07,580 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:49:07,581 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:49:07,582 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:49:07,583 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:49:07,583 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:49:07,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:49:07,584 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:49:07,585 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:49:07,585 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:49:07,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:49:07,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:49:07,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:49:07,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:49:07,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:49:07,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:49:07,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:49:07,592 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:49:07,594 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:49:07,594 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:49:07,594 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:49:07,595 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:49:07,595 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:49:07,596 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:49:07,596 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:49:07,597 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:49:07,597 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:49:07,598 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:49:07,598 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:49:07,598 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:49:07,599 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:49:07,599 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:49:07,599 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 08:49:07,607 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:49:07,608 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:49:07,608 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:49:07,608 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:49:07,609 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:49:07,609 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:49:07,609 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:49:07,609 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:49:07,609 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:49:07,610 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:49:07,610 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:49:07,610 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:49:07,610 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:49:07,610 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:49:07,610 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:49:07,610 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:49:07,611 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:49:07,611 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:49:07,611 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:49:07,611 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:49:07,611 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:49:07,611 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:49:07,611 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:49:07,612 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:49:07,612 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:49:07,612 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:49:07,612 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 08:49:07,612 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:49:07,612 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:49:07,612 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_922429af-c077-41f5-8d17-006bd159e728/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 -> f73634e342cf3e7f84044af175d79019321da0bc [2018-11-18 08:49:07,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:49:07,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:49:07,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:49:07,649 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:49:07,649 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:49:07,650 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product13_true-unreach-call_false-termination.cil.c [2018-11-18 08:49:07,694 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/data/fe705383e/8fc38ffe516a4035aaa8f676ac38aea5/FLAG025f76361 [2018-11-18 08:49:08,026 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:49:08,027 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/sv-benchmarks/c/product-lines/minepump_spec2_product13_true-unreach-call_false-termination.cil.c [2018-11-18 08:49:08,035 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/data/fe705383e/8fc38ffe516a4035aaa8f676ac38aea5/FLAG025f76361 [2018-11-18 08:49:08,430 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/data/fe705383e/8fc38ffe516a4035aaa8f676ac38aea5 [2018-11-18 08:49:08,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:49:08,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:49:08,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:49:08,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:49:08,436 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:49:08,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75f87d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08, skipping insertion in model container [2018-11-18 08:49:08,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:49:08,474 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:49:08,665 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:49:08,673 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:49:08,775 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:49:08,793 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:49:08,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08 WrapperNode [2018-11-18 08:49:08,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:49:08,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:49:08,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:49:08,794 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:49:08,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:49:08,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:49:08,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:49:08,827 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:49:08,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... [2018-11-18 08:49:08,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:49:08,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:49:08,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:49:08,849 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:49:08,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/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 [2018-11-18 08:49:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:49:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 08:49:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 08:49:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 08:49:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 08:49:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 08:49:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 08:49:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 08:49:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 08:49:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 08:49:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 08:49:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 08:49:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 08:49:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 08:49:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 08:49:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:49:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:49:09,584 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:49:09,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:49:09 BoogieIcfgContainer [2018-11-18 08:49:09,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:49:09,585 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 08:49:09,585 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 08:49:09,592 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 08:49:09,592 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:49:09" (1/1) ... [2018-11-18 08:49:09,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:49:09,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-11-18 08:49:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-11-18 08:49:09,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 08:49:09,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:09,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:09,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2018-11-18 08:49:09,824 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2018-11-18 08:49:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 08:49:09,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2018-11-18 08:49:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2018-11-18 08:49:09,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 08:49:09,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 95 transitions. [2018-11-18 08:49:10,118 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2018-11-18 08:49:10,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 08:49:10,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:10,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:10,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2018-11-18 08:49:10,179 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2018-11-18 08:49:10,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 08:49:10,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:10,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-11-18 08:49:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-11-18 08:49:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 08:49:10,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:10,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:10,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:10,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 89 states and 129 transitions. [2018-11-18 08:49:10,593 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2018-11-18 08:49:10,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 08:49:10,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:10,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2018-11-18 08:49:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2018-11-18 08:49:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 08:49:11,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:11,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2018-11-18 08:49:11,238 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2018-11-18 08:49:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 08:49:11,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:11,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:11,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 122 states and 195 transitions. [2018-11-18 08:49:11,990 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 195 transitions. [2018-11-18 08:49:11,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 08:49:11,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2018-11-18 08:49:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2018-11-18 08:49:12,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 08:49:12,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:12,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 128 states and 211 transitions. [2018-11-18 08:49:12,168 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 211 transitions. [2018-11-18 08:49:12,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 08:49:12,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:12,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:49:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:12,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 129 states and 212 transitions. [2018-11-18 08:49:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 212 transitions. [2018-11-18 08:49:12,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 08:49:12,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:12,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2018-11-18 08:49:12,577 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2018-11-18 08:49:12,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 08:49:12,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:12,863 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 08:49:13,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 144 states and 248 transitions. [2018-11-18 08:49:13,567 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 248 transitions. [2018-11-18 08:49:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 08:49:13,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:13,593 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 142 states and 244 transitions. [2018-11-18 08:49:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 244 transitions. [2018-11-18 08:49:13,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 08:49:13,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 144 states and 248 transitions. [2018-11-18 08:49:13,792 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 248 transitions. [2018-11-18 08:49:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 08:49:13,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:13,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:14,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 154 states and 267 transitions. [2018-11-18 08:49:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 267 transitions. [2018-11-18 08:49:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 08:49:14,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:14,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:14,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 155 states and 268 transitions. [2018-11-18 08:49:14,101 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 268 transitions. [2018-11-18 08:49:14,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 08:49:14,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 08:49:14,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:14,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 158 states and 271 transitions. [2018-11-18 08:49:14,356 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 271 transitions. [2018-11-18 08:49:14,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 08:49:14,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:14,388 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 08:49:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:14,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 159 states and 272 transitions. [2018-11-18 08:49:14,410 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 272 transitions. [2018-11-18 08:49:14,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 08:49:14,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:14,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 164 states and 282 transitions. [2018-11-18 08:49:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 282 transitions. [2018-11-18 08:49:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 08:49:14,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:14,779 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:15,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 172 states and 308 transitions. [2018-11-18 08:49:15,082 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 308 transitions. [2018-11-18 08:49:15,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 08:49:15,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:15,112 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:15,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:15,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 175 states and 311 transitions. [2018-11-18 08:49:15,294 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 311 transitions. [2018-11-18 08:49:15,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 08:49:15,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:15,321 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 08:49:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:15,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 182 states and 324 transitions. [2018-11-18 08:49:15,501 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 324 transitions. [2018-11-18 08:49:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 08:49:15,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:15,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 190 states and 347 transitions. [2018-11-18 08:49:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 347 transitions. [2018-11-18 08:49:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 08:49:15,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 08:49:15,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 191 states and 348 transitions. [2018-11-18 08:49:15,947 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 348 transitions. [2018-11-18 08:49:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 08:49:15,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:15,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:15,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 194 states and 353 transitions. [2018-11-18 08:49:15,995 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 353 transitions. [2018-11-18 08:49:15,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 08:49:15,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 206 states and 381 transitions. [2018-11-18 08:49:17,126 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 381 transitions. [2018-11-18 08:49:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 08:49:17,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:17,380 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:18,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 217 states and 410 transitions. [2018-11-18 08:49:18,754 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 410 transitions. [2018-11-18 08:49:18,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 08:49:18,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:19,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 226 states and 443 transitions. [2018-11-18 08:49:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 443 transitions. [2018-11-18 08:49:19,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 08:49:19,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:19,421 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:19,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:19,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 229 states and 453 transitions. [2018-11-18 08:49:19,694 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 453 transitions. [2018-11-18 08:49:19,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 08:49:19,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:19,712 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 237 states and 475 transitions. [2018-11-18 08:49:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 475 transitions. [2018-11-18 08:49:20,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 08:49:20,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:20,285 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:20,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 240 states and 480 transitions. [2018-11-18 08:49:20,318 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 480 transitions. [2018-11-18 08:49:20,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 08:49:20,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:20,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:20,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 241 states and 483 transitions. [2018-11-18 08:49:20,569 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 483 transitions. [2018-11-18 08:49:20,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 08:49:20,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:20,590 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:20,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:20,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 242 states and 486 transitions. [2018-11-18 08:49:20,811 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 486 transitions. [2018-11-18 08:49:20,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 08:49:20,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:20,836 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:21,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 243 states and 489 transitions. [2018-11-18 08:49:21,026 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 489 transitions. [2018-11-18 08:49:21,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 08:49:21,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:21,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 244 states and 490 transitions. [2018-11-18 08:49:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 490 transitions. [2018-11-18 08:49:21,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 08:49:21,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:21,155 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:21,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 248 states and 502 transitions. [2018-11-18 08:49:21,204 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 502 transitions. [2018-11-18 08:49:21,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 08:49:21,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 249 states and 503 transitions. [2018-11-18 08:49:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 503 transitions. [2018-11-18 08:49:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 08:49:21,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:49:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 250 states and 504 transitions. [2018-11-18 08:49:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 504 transitions. [2018-11-18 08:49:21,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 08:49:21,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 08:49:22,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 254 states and 513 transitions. [2018-11-18 08:49:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 513 transitions. [2018-11-18 08:49:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 08:49:22,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:22,305 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 08:49:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:22,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 257 states and 515 transitions. [2018-11-18 08:49:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 515 transitions. [2018-11-18 08:49:22,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 08:49:22,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 08:49:22,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:22,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 259 states and 518 transitions. [2018-11-18 08:49:22,772 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 518 transitions. [2018-11-18 08:49:22,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 08:49:22,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 08:49:23,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:23,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 263 states and 525 transitions. [2018-11-18 08:49:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 525 transitions. [2018-11-18 08:49:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 08:49:23,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:23,056 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 08:49:23,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:23,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 264 states and 526 transitions. [2018-11-18 08:49:23,087 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 526 transitions. [2018-11-18 08:49:23,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 08:49:23,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:23,105 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 08:49:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 265 states and 527 transitions. [2018-11-18 08:49:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 527 transitions. [2018-11-18 08:49:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 08:49:23,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 08:49:23,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 260 states and 517 transitions. [2018-11-18 08:49:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 517 transitions. [2018-11-18 08:49:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 08:49:23,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:23,396 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 08:49:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 258 states and 513 transitions. [2018-11-18 08:49:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 513 transitions. [2018-11-18 08:49:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 08:49:23,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 08:49:24,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:24,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 256 states and 501 transitions. [2018-11-18 08:49:24,780 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 501 transitions. [2018-11-18 08:49:24,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 08:49:24,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:24,803 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 08:49:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 259 states and 503 transitions. [2018-11-18 08:49:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 503 transitions. [2018-11-18 08:49:25,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 08:49:25,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 08:49:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 260 states and 504 transitions. [2018-11-18 08:49:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 504 transitions. [2018-11-18 08:49:25,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 08:49:25,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 3 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 08:49:25,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 258 states and 494 transitions. [2018-11-18 08:49:25,548 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 494 transitions. [2018-11-18 08:49:25,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 08:49:25,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:25,579 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-18 08:49:25,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 256 states and 487 transitions. [2018-11-18 08:49:25,833 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 487 transitions. [2018-11-18 08:49:25,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 08:49:25,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 08:49:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 178 states and 281 transitions. [2018-11-18 08:49:26,100 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 281 transitions. [2018-11-18 08:49:26,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 08:49:26,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 39 proven. 32 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 08:49:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 191 states and 305 transitions. [2018-11-18 08:49:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 305 transitions. [2018-11-18 08:49:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 08:49:27,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:49:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:49:27,131 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 08:49:27,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:49:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 102 states and 139 transitions. [2018-11-18 08:49:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 139 transitions. [2018-11-18 08:49:27,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:49:27,158 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 57 iterations. [2018-11-18 08:49:27,164 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 08:49:27,415 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,417 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-18 08:49:27,421 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,421 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,421 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,421 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,421 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 08:49:27,421 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,422 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,422 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,422 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,422 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,422 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,422 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:49:27,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 08:49:27 ImpRootNode [2018-11-18 08:49:27,422 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 08:49:27,423 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:49:27,423 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:49:27,423 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:49:27,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:49:09" (3/4) ... [2018-11-18 08:49:27,427 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:49:27,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 08:49:27,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 08:49:27,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 08:49:27,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 08:49:27,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 08:49:27,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 08:49:27,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 08:49:27,435 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2018-11-18 08:49:27,436 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 08:49:27,436 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:49:27,455 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || 0 == systemActive [2018-11-18 08:49:27,493 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_922429af-c077-41f5-8d17-006bd159e728/bin-2019/ukojak/witness.graphml [2018-11-18 08:49:27,493 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:49:27,494 INFO L168 Benchmark]: Toolchain (without parser) took 19060.67 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 572.5 MB). Free memory was 956.6 MB in the beginning and 971.0 MB in the end (delta: -14.4 MB). Peak memory consumption was 558.1 MB. Max. memory is 11.5 GB. [2018-11-18 08:49:27,495 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:49:27,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -198.5 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:49:27,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.67 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. [2018-11-18 08:49:27,496 INFO L168 Benchmark]: Boogie Preprocessor took 22.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:49:27,496 INFO L168 Benchmark]: RCFGBuilder took 735.47 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: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. [2018-11-18 08:49:27,496 INFO L168 Benchmark]: CodeCheck took 17837.59 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 405.3 MB). Free memory was 1.1 GB in the beginning and 985.2 MB in the end (delta: 91.6 MB). Peak memory consumption was 496.8 MB. Max. memory is 11.5 GB. [2018-11-18 08:49:27,496 INFO L168 Benchmark]: Witness Printer took 70.21 ms. Allocated memory is still 1.6 GB. Free memory was 985.2 MB in the beginning and 971.0 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:49:27,498 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 8 procedures, 80 locations, 1 error locations. SAFE Result, 17.5s OverallTime, 57 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1578363772 SDtfs, 709143264 SDslu, -500406164 SDs, 0 SdLazy, 721062840 SolverSat, -1807683812 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32214 GetRequests, 31643 SyntacticMatches, 197 SemanticMatches, 374 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67205 ImplicationChecksByTransitivity, 13.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 3044 NumberOfCodeBlocks, 3044 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 2988 ConstructedInterpolants, 0 QuantifiedInterpolants, 359169 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 56 InterpolantComputations, 40 PerfectInterpolantSequences, 1461/1558 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: 113]: 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: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || 0 == systemActive - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -198.5 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.67 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. * Boogie Preprocessor took 22.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 735.47 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: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. * CodeCheck took 17837.59 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 405.3 MB). Free memory was 1.1 GB in the beginning and 985.2 MB in the end (delta: 91.6 MB). Peak memory consumption was 496.8 MB. Max. memory is 11.5 GB. * Witness Printer took 70.21 ms. Allocated memory is still 1.6 GB. Free memory was 985.2 MB in the beginning and 971.0 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...