./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/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 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:24:49,574 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:24:49,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:24:49,581 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:24:49,582 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:24:49,582 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:24:49,583 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:24:49,584 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:24:49,585 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:24:49,586 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:24:49,586 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:24:49,586 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:24:49,587 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:24:49,588 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:24:49,588 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:24:49,589 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:24:49,589 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:24:49,590 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:24:49,591 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:24:49,592 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:24:49,593 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:24:49,594 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:24:49,595 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:24:49,595 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:24:49,595 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:24:49,596 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:24:49,596 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:24:49,597 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:24:49,597 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:24:49,598 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:24:49,598 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:24:49,598 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:24:49,598 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:24:49,598 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:24:49,599 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:24:49,599 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:24:49,600 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:24:49,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:24:49,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:24:49,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:24:49,611 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:24:49,611 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:24:49,611 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:24:49,611 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:24:49,611 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:24:49,612 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:24:49,613 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:24:49,613 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:24:49,613 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:24:49,613 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:24:49,613 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:24:49,613 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:24:49,613 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:24:49,613 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:24:49,613 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:24:49,614 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:24:49,614 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:24:49,614 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_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/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 -> 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 [2018-11-10 05:24:49,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:24:49,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:24:49,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:24:49,651 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:24:49,651 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:24:49,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c [2018-11-10 05:24:49,695 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/data/a98bc65cd/60295290a6bf469f98a214e39bfa7667/FLAG16dd509d9 [2018-11-10 05:24:50,119 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:24:50,120 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c [2018-11-10 05:24:50,129 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/data/a98bc65cd/60295290a6bf469f98a214e39bfa7667/FLAG16dd509d9 [2018-11-10 05:24:50,137 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/data/a98bc65cd/60295290a6bf469f98a214e39bfa7667 [2018-11-10 05:24:50,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:24:50,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:24:50,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:24:50,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:24:50,143 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:24:50,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50, skipping insertion in model container [2018-11-10 05:24:50,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:24:50,184 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:24:50,362 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:24:50,369 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:24:50,423 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:24:50,440 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:24:50,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50 WrapperNode [2018-11-10 05:24:50,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:24:50,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:24:50,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:24:50,441 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:24:50,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:24:50,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:24:50,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:24:50,510 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:24:50,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... [2018-11-10 05:24:50,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:24:50,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:24:50,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:24:50,528 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:24:50,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:24:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/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 [2018-11-10 05:24:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:24:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 05:24:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 05:24:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 05:24:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 05:24:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 05:24:50,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 05:24:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 05:24:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 05:24:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:24:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:24:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 05:24:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 05:24:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 05:24:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 05:24:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 05:24:50,563 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 05:24:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:24:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:24:51,512 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:24:51,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:24:51 BoogieIcfgContainer [2018-11-10 05:24:51,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:24:51,513 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:24:51,513 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:24:51,522 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:24:51,522 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:24:51" (1/1) ... [2018-11-10 05:24:51,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:24:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2018-11-10 05:24:51,557 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2018-11-10 05:24:51,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:24:51,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:51,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:51,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2018-11-10 05:24:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2018-11-10 05:24:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 05:24:51,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:51,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:51,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 86 transitions. [2018-11-10 05:24:51,810 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2018-11-10 05:24:51,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 05:24:51,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:51,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2018-11-10 05:24:52,045 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2018-11-10 05:24:52,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 05:24:52,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:52,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:52,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2018-11-10 05:24:52,091 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2018-11-10 05:24:52,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 05:24:52,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2018-11-10 05:24:52,134 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2018-11-10 05:24:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 05:24:52,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 98 states and 143 transitions. [2018-11-10 05:24:52,580 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 143 transitions. [2018-11-10 05:24:52,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 05:24:52,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:52,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:52,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 99 states and 144 transitions. [2018-11-10 05:24:52,628 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2018-11-10 05:24:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 05:24:52,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:52,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:52,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:52,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 105 states and 158 transitions. [2018-11-10 05:24:52,757 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2018-11-10 05:24:52,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 05:24:52,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 125 states and 195 transitions. [2018-11-10 05:24:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 195 transitions. [2018-11-10 05:24:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 05:24:53,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:53,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:53,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 129 states and 201 transitions. [2018-11-10 05:24:53,697 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 201 transitions. [2018-11-10 05:24:53,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 05:24:53,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:53,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 134 states and 210 transitions. [2018-11-10 05:24:53,756 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 210 transitions. [2018-11-10 05:24:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 05:24:53,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:24:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 137 states and 215 transitions. [2018-11-10 05:24:53,822 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2018-11-10 05:24:53,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 05:24:53,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:53,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:24:53,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 223 transitions. [2018-11-10 05:24:53,886 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 223 transitions. [2018-11-10 05:24:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 05:24:53,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:24:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 149 states and 241 transitions. [2018-11-10 05:24:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 241 transitions. [2018-11-10 05:24:54,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 05:24:54,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:24:54,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:54,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 150 states and 242 transitions. [2018-11-10 05:24:54,170 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 242 transitions. [2018-11-10 05:24:54,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 05:24:54,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:24:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 153 states and 247 transitions. [2018-11-10 05:24:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 247 transitions. [2018-11-10 05:24:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 05:24:54,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:24:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 156 states and 254 transitions. [2018-11-10 05:24:55,328 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 254 transitions. [2018-11-10 05:24:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 05:24:55,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:24:55,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:55,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 157 states and 257 transitions. [2018-11-10 05:24:55,476 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2018-11-10 05:24:55,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:24:55,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:24:55,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 161 states and 266 transitions. [2018-11-10 05:24:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 266 transitions. [2018-11-10 05:24:55,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 05:24:55,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:55,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:24:55,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 165 states and 274 transitions. [2018-11-10 05:24:55,870 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 274 transitions. [2018-11-10 05:24:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 05:24:55,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:55,936 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 05:24:56,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:56,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 166 states and 274 transitions. [2018-11-10 05:24:56,314 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 274 transitions. [2018-11-10 05:24:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 05:24:56,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:56,336 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:24:56,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:56,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 174 states and 287 transitions. [2018-11-10 05:24:56,501 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 287 transitions. [2018-11-10 05:24:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 05:24:56,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:24:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:56,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 289 transitions. [2018-11-10 05:24:56,647 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 289 transitions. [2018-11-10 05:24:56,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:24:56,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:56,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:56,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 180 states and 291 transitions. [2018-11-10 05:24:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 291 transitions. [2018-11-10 05:24:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 05:24:56,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:56,830 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:56,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 181 states and 291 transitions. [2018-11-10 05:24:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 291 transitions. [2018-11-10 05:24:56,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:24:56,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:56,928 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 198 states and 329 transitions. [2018-11-10 05:24:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 329 transitions. [2018-11-10 05:24:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:24:58,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:58,102 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:24:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 199 states and 330 transitions. [2018-11-10 05:24:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 330 transitions. [2018-11-10 05:24:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 05:24:58,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:58,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:58,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 202 states and 332 transitions. [2018-11-10 05:24:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 332 transitions. [2018-11-10 05:24:58,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:24:58,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:58,342 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:59,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:59,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 212 states and 353 transitions. [2018-11-10 05:24:59,487 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 353 transitions. [2018-11-10 05:24:59,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 05:24:59,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:59,527 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 215 states and 355 transitions. [2018-11-10 05:24:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 355 transitions. [2018-11-10 05:24:59,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:24:59,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:59,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 214 states and 352 transitions. [2018-11-10 05:24:59,901 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 352 transitions. [2018-11-10 05:24:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:24:59,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:24:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 215 states and 352 transitions. [2018-11-10 05:24:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 352 transitions. [2018-11-10 05:24:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 05:24:59,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 216 states and 353 transitions. [2018-11-10 05:24:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 353 transitions. [2018-11-10 05:24:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 05:24:59,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:59,968 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:24:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 214 states and 349 transitions. [2018-11-10 05:24:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 349 transitions. [2018-11-10 05:24:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 05:24:59,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:25:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 218 states and 355 transitions. [2018-11-10 05:25:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 355 transitions. [2018-11-10 05:25:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 05:25:00,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:00,584 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 05:25:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:00,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 221 states and 359 transitions. [2018-11-10 05:25:00,602 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 359 transitions. [2018-11-10 05:25:00,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 05:25:00,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:00,622 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:25:01,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:01,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 227 states and 365 transitions. [2018-11-10 05:25:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 365 transitions. [2018-11-10 05:25:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 05:25:01,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:25:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 231 states and 370 transitions. [2018-11-10 05:25:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 370 transitions. [2018-11-10 05:25:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 05:25:01,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:25:01,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 234 states and 373 transitions. [2018-11-10 05:25:01,830 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 373 transitions. [2018-11-10 05:25:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 05:25:01,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:25:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 182 states and 270 transitions. [2018-11-10 05:25:02,171 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 270 transitions. [2018-11-10 05:25:02,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 05:25:02,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,188 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:25:02,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 186 states and 277 transitions. [2018-11-10 05:25:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 277 transitions. [2018-11-10 05:25:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 05:25:02,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:25:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 187 states and 277 transitions. [2018-11-10 05:25:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 277 transitions. [2018-11-10 05:25:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 05:25:02,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,366 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:25:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 188 states and 280 transitions. [2018-11-10 05:25:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 280 transitions. [2018-11-10 05:25:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 05:25:02,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:25:02,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 186 states and 276 transitions. [2018-11-10 05:25:02,646 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 276 transitions. [2018-11-10 05:25:02,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 05:25:02,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 05:25:02,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 188 states and 279 transitions. [2018-11-10 05:25:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 279 transitions. [2018-11-10 05:25:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 05:25:02,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,688 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:25:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 190 states and 281 transitions. [2018-11-10 05:25:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 281 transitions. [2018-11-10 05:25:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 05:25:02,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,715 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:25:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 191 states and 281 transitions. [2018-11-10 05:25:02,727 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 281 transitions. [2018-11-10 05:25:02,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 05:25:02,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,741 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:25:02,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 182 states and 264 transitions. [2018-11-10 05:25:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 264 transitions. [2018-11-10 05:25:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 05:25:02,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 05:25:02,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 178 states and 254 transitions. [2018-11-10 05:25:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 254 transitions. [2018-11-10 05:25:02,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-10 05:25:02,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:25:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:02,809 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 05:25:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:25:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 113 states and 146 transitions. [2018-11-10 05:25:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2018-11-10 05:25:02,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:25:02,839 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2018-11-10 05:25:02,846 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:25:03,098 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,099 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,100 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,100 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 05:25:03,103 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,103 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,104 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,104 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,104 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,104 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,104 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 05:25:03,104 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 05:25:03,105 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:25:03,105 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 05:25:03,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:25:03 ImpRootNode [2018-11-10 05:25:03,106 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:25:03,107 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:25:03,107 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:25:03,107 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:25:03,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:24:51" (3/4) ... [2018-11-10 05:25:03,111 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:25:03,114 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 05:25:03,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 05:25:03,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 05:25:03,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 05:25:03,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 05:25:03,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 05:25:03,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 05:25:03,115 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 05:25:03,120 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2018-11-10 05:25:03,120 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-11-10 05:25:03,121 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 05:25:03,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-10 05:25:03,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || 0 == methaneLevelCritical) || 0 == pumpRunning [2018-11-10 05:25:03,170 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0e3740d8-bd58-47b0-b373-8ffc02b35cb2/bin-2019/ukojak/witness.graphml [2018-11-10 05:25:03,170 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:25:03,171 INFO L168 Benchmark]: Toolchain (without parser) took 13031.83 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 495.5 MB). Free memory was 959.1 MB in the beginning and 1.5 GB in the end (delta: -501.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:25:03,172 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:25:03,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.76 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:03,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -205.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:03,172 INFO L168 Benchmark]: Boogie Preprocessor took 17.36 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:03,173 INFO L168 Benchmark]: RCFGBuilder took 984.77 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: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:03,173 INFO L168 Benchmark]: CodeCheck took 11593.76 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 348.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -442.6 MB). Peak memory consumption was 576.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:03,173 INFO L168 Benchmark]: Witness Printer took 63.81 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:03,174 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 122 locations, 1 error locations. SAFE Result, 11.3s OverallTime, 51 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1886412528 SDtfs, 371110364 SDslu, 1324004844 SDs, 0 SdLazy, -1220752212 SolverSat, -1769126368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21202 GetRequests, 20622 SyntacticMatches, 296 SemanticMatches, 284 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35668 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2236 NumberOfCodeBlocks, 2236 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 2186 ConstructedInterpolants, 0 QuantifiedInterpolants, 225896 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 41 PerfectInterpolantSequences, 818/865 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || 0 == methaneLevelCritical) || 0 == pumpRunning - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && tmp == 1 - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: methaneLevelCritical == tmp || (!(0 == pumpRunning) && !(tmp == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 300.76 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -205.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.36 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 984.77 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: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. * CodeCheck took 11593.76 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 348.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -442.6 MB). Peak memory consumption was 576.9 MB. Max. memory is 11.5 GB. * Witness Printer took 63.81 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...