./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product19_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_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product19_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/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 827eeb7ed0fbeaca90933bfcb4457632a3c9b0ed ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:56:42,524 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:56:42,525 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:56:42,531 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:56:42,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:56:42,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:56:42,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:56:42,534 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:56:42,535 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:56:42,535 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:56:42,536 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:56:42,536 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:56:42,537 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:56:42,537 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:56:42,538 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:56:42,538 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:56:42,539 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:56:42,539 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:56:42,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:56:42,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:56:42,542 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:56:42,543 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:56:42,544 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:56:42,544 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:56:42,544 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:56:42,545 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:56:42,545 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:56:42,545 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:56:42,546 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:56:42,547 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:56:42,547 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:56:42,547 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:56:42,548 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:56:42,548 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:56:42,548 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:56:42,549 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:56:42,549 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:56:42,556 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:56:42,556 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:56:42,557 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:56:42,557 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:56:42,557 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:56:42,558 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:56:42,558 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:56:42,558 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:56:42,558 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:56:42,558 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:56:42,558 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:56:42,558 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:56:42,559 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:56:42,559 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:56:42,559 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:56:42,559 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:56:42,559 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:56:42,559 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:56:42,559 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:56:42,560 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:56:42,560 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:56:42,560 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:56:42,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:56:42,560 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:56:42,560 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:56:42,560 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:56:42,561 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:56:42,561 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:56:42,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:56:42,561 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_369a2ea3-3914-4742-9e29-88b046385914/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 -> 827eeb7ed0fbeaca90933bfcb4457632a3c9b0ed [2018-11-18 16:56:42,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:56:42,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:56:42,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:56:42,597 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:56:42,598 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:56:42,598 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product19_true-unreach-call_false-termination.cil.c [2018-11-18 16:56:42,641 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/data/9e8761daf/f0a5da074395439d9b1c399eddf9d07b/FLAGfb8bac990 [2018-11-18 16:56:43,080 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:56:43,080 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/sv-benchmarks/c/product-lines/minepump_spec2_product19_true-unreach-call_false-termination.cil.c [2018-11-18 16:56:43,088 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/data/9e8761daf/f0a5da074395439d9b1c399eddf9d07b/FLAGfb8bac990 [2018-11-18 16:56:43,098 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/data/9e8761daf/f0a5da074395439d9b1c399eddf9d07b [2018-11-18 16:56:43,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:56:43,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:56:43,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:56:43,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:56:43,106 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:56:43,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43, skipping insertion in model container [2018-11-18 16:56:43,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:56:43,151 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:56:43,338 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:56:43,347 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:56:43,444 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:56:43,461 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:56:43,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43 WrapperNode [2018-11-18 16:56:43,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:56:43,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:56:43,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:56:43,462 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:56:43,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:56:43,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:56:43,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:56:43,494 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:56:43,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... [2018-11-18 16:56:43,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:56:43,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:56:43,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:56:43,518 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:56:43,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/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 16:56:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:56:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:56:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:56:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:56:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:56:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:56:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:56:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:56:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:56:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:56:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:56:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:56:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:56:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:56:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:56:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:56:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:56:44,305 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:56:44,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:56:44 BoogieIcfgContainer [2018-11-18 16:56:44,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:56:44,306 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:56:44,306 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:56:44,313 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:56:44,313 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:56:44" (1/1) ... [2018-11-18 16:56:44,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:56:44,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-11-18 16:56:44,344 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-11-18 16:56:44,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 16:56:44,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:44,494 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 16:56:44,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:44,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2018-11-18 16:56:44,506 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2018-11-18 16:56:44,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 16:56:44,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:44,584 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 16:56:44,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:44,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2018-11-18 16:56:44,621 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2018-11-18 16:56:44,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 16:56:44,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:44,697 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 16:56:44,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2018-11-18 16:56:44,826 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2018-11-18 16:56:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 16:56:44,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:44,871 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 16:56:44,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2018-11-18 16:56:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2018-11-18 16:56:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 16:56:44,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:44,916 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 16:56:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:44,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 75 states and 105 transitions. [2018-11-18 16:56:44,933 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2018-11-18 16:56:44,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 16:56:44,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:44,970 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 16:56:44,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2018-11-18 16:56:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2018-11-18 16:56:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 16:56:44,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:45,107 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 16:56:45,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:45,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 94 states and 143 transitions. [2018-11-18 16:56:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2018-11-18 16:56:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 16:56:45,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:45,479 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 16:56:45,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:45,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 95 states and 144 transitions. [2018-11-18 16:56:45,498 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 144 transitions. [2018-11-18 16:56:45,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 16:56:45,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:56:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:45,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 156 transitions. [2018-11-18 16:56:45,560 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2018-11-18 16:56:45,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 16:56:45,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:45,619 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 16:56:45,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:45,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 113 states and 181 transitions. [2018-11-18 16:56:45,929 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 181 transitions. [2018-11-18 16:56:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 16:56:45,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:45,953 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 16:56:45,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:45,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 114 states and 182 transitions. [2018-11-18 16:56:45,957 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 182 transitions. [2018-11-18 16:56:45,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 16:56:45,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:45,979 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 16:56:45,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 115 states and 183 transitions. [2018-11-18 16:56:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 183 transitions. [2018-11-18 16:56:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 16:56:46,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:46,049 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 16:56:46,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 129 states and 211 transitions. [2018-11-18 16:56:46,491 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2018-11-18 16:56:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 16:56:46,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:46,523 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 16:56:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:46,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 212 transitions. [2018-11-18 16:56:46,530 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 212 transitions. [2018-11-18 16:56:46,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 16:56:46,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:46,576 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 16:56:46,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 133 states and 220 transitions. [2018-11-18 16:56:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 220 transitions. [2018-11-18 16:56:46,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 16:56:46,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:46,728 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 16:56:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 138 states and 229 transitions. [2018-11-18 16:56:46,777 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 229 transitions. [2018-11-18 16:56:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 16:56:46,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:46,859 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 16:56:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 149 states and 256 transitions. [2018-11-18 16:56:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 256 transitions. [2018-11-18 16:56:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 16:56:47,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:47,296 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 16:56:47,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 147 states and 252 transitions. [2018-11-18 16:56:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2018-11-18 16:56:47,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 16:56:47,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:47,537 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 16:56:47,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 150 states and 259 transitions. [2018-11-18 16:56:47,987 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 259 transitions. [2018-11-18 16:56:47,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 16:56:47,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:48,013 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 16:56:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:48,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 151 states and 260 transitions. [2018-11-18 16:56:48,048 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 260 transitions. [2018-11-18 16:56:48,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 16:56:48,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:48,076 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:56:48,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:48,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 169 states and 297 transitions. [2018-11-18 16:56:48,898 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 297 transitions. [2018-11-18 16:56:48,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 16:56:48,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:48,915 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 16:56:49,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 175 states and 312 transitions. [2018-11-18 16:56:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 312 transitions. [2018-11-18 16:56:49,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 16:56:49,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:49,349 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:56:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 183 states and 326 transitions. [2018-11-18 16:56:49,567 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 326 transitions. [2018-11-18 16:56:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 16:56:49,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:49,587 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:56:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 186 states and 328 transitions. [2018-11-18 16:56:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 328 transitions. [2018-11-18 16:56:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 16:56:49,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:49,746 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 16:56:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 187 states and 329 transitions. [2018-11-18 16:56:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 329 transitions. [2018-11-18 16:56:49,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 16:56:49,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:49,784 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:49,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 188 states and 330 transitions. [2018-11-18 16:56:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 330 transitions. [2018-11-18 16:56:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 16:56:49,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 193 states and 339 transitions. [2018-11-18 16:56:49,907 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 339 transitions. [2018-11-18 16:56:49,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 16:56:49,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:49,925 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:56:49,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 194 states and 344 transitions. [2018-11-18 16:56:49,947 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 344 transitions. [2018-11-18 16:56:49,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 16:56:49,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:56:49,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:49,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 195 states and 345 transitions. [2018-11-18 16:56:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 345 transitions. [2018-11-18 16:56:49,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 16:56:49,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:50,058 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:51,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 212 states and 384 transitions. [2018-11-18 16:56:51,230 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 384 transitions. [2018-11-18 16:56:51,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 16:56:51,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:51,252 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:51,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 218 states and 394 transitions. [2018-11-18 16:56:51,569 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 394 transitions. [2018-11-18 16:56:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:56:51,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 231 states and 431 transitions. [2018-11-18 16:56:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 431 transitions. [2018-11-18 16:56:52,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:56:52,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:52,843 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:53,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:53,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 234 states and 436 transitions. [2018-11-18 16:56:53,060 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 436 transitions. [2018-11-18 16:56:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 16:56:53,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:56:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 235 states and 437 transitions. [2018-11-18 16:56:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 437 transitions. [2018-11-18 16:56:53,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 16:56:53,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:56:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:53,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 236 states and 438 transitions. [2018-11-18 16:56:53,359 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 438 transitions. [2018-11-18 16:56:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:56:53,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:53,387 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:56:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:53,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 237 states and 438 transitions. [2018-11-18 16:56:53,396 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 438 transitions. [2018-11-18 16:56:53,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 16:56:53,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:54,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 252 states and 474 transitions. [2018-11-18 16:56:54,437 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 474 transitions. [2018-11-18 16:56:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 16:56:54,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:54,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 253 states and 475 transitions. [2018-11-18 16:56:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-11-18 16:56:54,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 16:56:54,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 254 states and 476 transitions. [2018-11-18 16:56:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 476 transitions. [2018-11-18 16:56:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 16:56:54,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:54,755 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:55,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 258 states and 474 transitions. [2018-11-18 16:56:55,064 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 474 transitions. [2018-11-18 16:56:55,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 16:56:55,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:55,150 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:55,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 259 states and 475 transitions. [2018-11-18 16:56:55,160 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 475 transitions. [2018-11-18 16:56:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 16:56:55,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:56:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 262 states and 477 transitions. [2018-11-18 16:56:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 477 transitions. [2018-11-18 16:56:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 16:56:55,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:55,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 267 states and 489 transitions. [2018-11-18 16:56:55,470 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 489 transitions. [2018-11-18 16:56:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 16:56:55,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:55,484 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:56:55,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 268 states and 492 transitions. [2018-11-18 16:56:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 492 transitions. [2018-11-18 16:56:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:56:55,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:55,561 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 269 states and 492 transitions. [2018-11-18 16:56:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 492 transitions. [2018-11-18 16:56:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 16:56:55,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:55,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 272 states and 497 transitions. [2018-11-18 16:56:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 497 transitions. [2018-11-18 16:56:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 16:56:55,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:56:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 275 states and 501 transitions. [2018-11-18 16:56:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 501 transitions. [2018-11-18 16:56:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 16:56:55,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:55,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:56,096 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:56:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 278 states and 503 transitions. [2018-11-18 16:56:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 503 transitions. [2018-11-18 16:56:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 16:56:56,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:56,249 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:56:56,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 279 states and 504 transitions. [2018-11-18 16:56:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 504 transitions. [2018-11-18 16:56:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 16:56:56,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 16:56:56,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:56,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 283 states and 511 transitions. [2018-11-18 16:56:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 511 transitions. [2018-11-18 16:56:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 16:56:56,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:56:56,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:56,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 284 states and 511 transitions. [2018-11-18 16:56:56,493 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 511 transitions. [2018-11-18 16:56:56,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 16:56:56,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:56,518 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:56:57,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:57,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 292 states and 525 transitions. [2018-11-18 16:56:57,691 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 525 transitions. [2018-11-18 16:56:57,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 16:56:57,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 16:56:57,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 293 states and 528 transitions. [2018-11-18 16:56:57,951 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2018-11-18 16:56:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 16:56:57,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:57,976 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 16:56:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 294 states and 535 transitions. [2018-11-18 16:56:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 535 transitions. [2018-11-18 16:56:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:56:58,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:58,262 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:56:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 292 states and 531 transitions. [2018-11-18 16:56:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 531 transitions. [2018-11-18 16:56:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:56:58,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:56:58,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 293 states and 532 transitions. [2018-11-18 16:56:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 532 transitions. [2018-11-18 16:56:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 16:56:58,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:58,644 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 16:56:58,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 295 states and 535 transitions. [2018-11-18 16:56:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 535 transitions. [2018-11-18 16:56:58,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:56:58,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:56:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 297 states and 537 transitions. [2018-11-18 16:56:58,791 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 537 transitions. [2018-11-18 16:56:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 16:56:58,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 16:56:58,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 299 states and 538 transitions. [2018-11-18 16:56:58,937 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 538 transitions. [2018-11-18 16:56:58,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:56:58,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 16:56:58,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 300 states and 538 transitions. [2018-11-18 16:56:58,965 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 538 transitions. [2018-11-18 16:56:58,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:56:58,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:58,980 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:56:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:58,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 301 states and 538 transitions. [2018-11-18 16:56:58,994 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 538 transitions. [2018-11-18 16:56:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 16:56:58,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 16:56:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 304 states and 539 transitions. [2018-11-18 16:56:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 539 transitions. [2018-11-18 16:56:59,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 16:56:59,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:59,903 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:56:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:56:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 295 states and 522 transitions. [2018-11-18 16:56:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 522 transitions. [2018-11-18 16:56:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 16:56:59,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:56:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:59,944 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:57:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 297 states and 525 transitions. [2018-11-18 16:57:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 525 transitions. [2018-11-18 16:57:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 16:57:00,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:57:00,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 301 states and 528 transitions. [2018-11-18 16:57:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 528 transitions. [2018-11-18 16:57:00,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 16:57:00,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,519 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 16:57:00,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 303 states and 531 transitions. [2018-11-18 16:57:00,554 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 531 transitions. [2018-11-18 16:57:00,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-18 16:57:00,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,569 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 16:57:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 304 states and 531 transitions. [2018-11-18 16:57:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 531 transitions. [2018-11-18 16:57:00,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 16:57:00,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 16:57:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 306 states and 534 transitions. [2018-11-18 16:57:00,615 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 534 transitions. [2018-11-18 16:57:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 16:57:00,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 16:57:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 308 states and 536 transitions. [2018-11-18 16:57:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 536 transitions. [2018-11-18 16:57:00,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 16:57:00,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,693 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 16:57:00,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 309 states and 537 transitions. [2018-11-18 16:57:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 537 transitions. [2018-11-18 16:57:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 16:57:00,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 16:57:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 298 states and 516 transitions. [2018-11-18 16:57:00,801 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 516 transitions. [2018-11-18 16:57:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 16:57:00,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 16:57:00,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:00,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 285 states and 492 transitions. [2018-11-18 16:57:00,859 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 492 transitions. [2018-11-18 16:57:00,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 16:57:00,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 16:57:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 288 states and 494 transitions. [2018-11-18 16:57:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 494 transitions. [2018-11-18 16:57:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 16:57:01,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:57:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:57:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 16:57:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:57:01,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 139 states and 190 transitions. [2018-11-18 16:57:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2018-11-18 16:57:01,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:57:01,376 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2018-11-18 16:57:01,382 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 16:57:01,641 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-18 16:57:01,646 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,647 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 16:57:01,647 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,647 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,647 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 16:57:01,648 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,648 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-18 16:57:01,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,649 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:57:01,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:57:01 ImpRootNode [2018-11-18 16:57:01,652 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:57:01,652 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:57:01,653 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:57:01,653 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:57:01,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:56:44" (3/4) ... [2018-11-18 16:57:01,657 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:57:01,660 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:57:01,660 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:57:01,661 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:57:01,661 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:57:01,661 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:57:01,661 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:57:01,661 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:57:01,666 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2018-11-18 16:57:01,667 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 16:57:01,667 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 16:57:01,686 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-18 16:57:01,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || (!(0 == systemActive) && \old(pumpRunning) == pumpRunning) [2018-11-18 16:57:01,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == pumpRunning) && !(0 == tmp)) || tmp == methaneLevelCritical) || (!(\old(pumpRunning) == pumpRunning) && !(0 == tmp))) || (!(0 == tmp) && 0 == systemActive) [2018-11-18 16:57:01,719 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_369a2ea3-3914-4742-9e29-88b046385914/bin-2019/ukojak/witness.graphml [2018-11-18 16:57:01,719 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:57:01,719 INFO L168 Benchmark]: Toolchain (without parser) took 18618.47 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 481.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 327.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:57:01,720 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 16:57:01,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:57:01,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:57:01,721 INFO L168 Benchmark]: Boogie Preprocessor took 22.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:57:01,721 INFO L168 Benchmark]: RCFGBuilder took 788.66 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: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:57:01,721 INFO L168 Benchmark]: CodeCheck took 17345.95 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 349.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -71.1 MB). Peak memory consumption was 278.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:57:01,722 INFO L168 Benchmark]: Witness Printer took 66.42 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:57:01,723 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, 84 locations, 1 error locations. SAFE Result, 17.0s OverallTime, 75 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 195047472 SDtfs, 1983546640 SDslu, -1331280624 SDs, 0 SdLazy, 1457281068 SolverSat, 1987988688 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 56.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37793 GetRequests, 37040 SyntacticMatches, 395 SemanticMatches, 358 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60612 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 3717 NumberOfCodeBlocks, 3717 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 3643 ConstructedInterpolants, 0 QuantifiedInterpolants, 389069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 53 PerfectInterpolantSequences, 1588/1689 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: 44]: 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: 697]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || (!(0 == systemActive) && \old(pumpRunning) == pumpRunning) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (((!(0 == pumpRunning) && !(0 == tmp)) || tmp == methaneLevelCritical) || (!(\old(pumpRunning) == pumpRunning) && !(0 == tmp))) || (!(0 == tmp) && 0 == systemActive) - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 835]: 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 359.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 788.66 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: 79.0 MB). Peak memory consumption was 79.0 MB. Max. memory is 11.5 GB. * CodeCheck took 17345.95 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 349.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -71.1 MB). Peak memory consumption was 278.6 MB. Max. memory is 11.5 GB. * Witness Printer took 66.42 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...