./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product08_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_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/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 520d1ef87fba3e5b4f18d6fa521fb45229d37053 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:18:46,461 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:18:46,462 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:18:46,469 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:18:46,469 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:18:46,470 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:18:46,470 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:18:46,471 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:18:46,472 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:18:46,473 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:18:46,474 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:18:46,474 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:18:46,474 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:18:46,475 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:18:46,476 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:18:46,476 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:18:46,477 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:18:46,478 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:18:46,479 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:18:46,480 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:18:46,481 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:18:46,481 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:18:46,483 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:18:46,483 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:18:46,483 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:18:46,484 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:18:46,484 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:18:46,485 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:18:46,485 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:18:46,486 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:18:46,486 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:18:46,487 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:18:46,487 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:18:46,487 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:18:46,488 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:18:46,488 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:18:46,488 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 10:18:46,498 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:18:46,498 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:18:46,498 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:18:46,498 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:18:46,499 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:18:46,499 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:18:46,499 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:18:46,499 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:18:46,499 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:18:46,499 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:18:46,500 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:18:46,500 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:18:46,500 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:18:46,500 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:18:46,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:18:46,500 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:18:46,500 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:18:46,500 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:18:46,501 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:18:46,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:18:46,501 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:18:46,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:18:46,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:18:46,501 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:18:46,501 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:18:46,502 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 10:18:46,502 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:18:46,502 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:18:46,502 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_7bcaa744-f09e-48ec-a41b-d0100b77b590/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 -> 520d1ef87fba3e5b4f18d6fa521fb45229d37053 [2018-11-10 10:18:46,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:18:46,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:18:46,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:18:46,535 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:18:46,535 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:18:46,535 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product08_true-unreach-call_false-termination.cil.c [2018-11-10 10:18:46,570 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/data/e78327f60/73c1bd617a714a13811193246a2fab1b/FLAGd918a2a3e [2018-11-10 10:18:47,002 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:18:47,002 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/sv-benchmarks/c/product-lines/minepump_spec1_product08_true-unreach-call_false-termination.cil.c [2018-11-10 10:18:47,012 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/data/e78327f60/73c1bd617a714a13811193246a2fab1b/FLAGd918a2a3e [2018-11-10 10:18:47,022 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/data/e78327f60/73c1bd617a714a13811193246a2fab1b [2018-11-10 10:18:47,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:18:47,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:18:47,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:18:47,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:18:47,028 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:18:47,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47, skipping insertion in model container [2018-11-10 10:18:47,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:18:47,067 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:18:47,246 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:18:47,254 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:18:47,305 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:18:47,320 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:18:47,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47 WrapperNode [2018-11-10 10:18:47,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:18:47,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:18:47,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:18:47,321 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:18:47,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:18:47,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:18:47,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:18:47,391 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:18:47,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... [2018-11-10 10:18:47,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:18:47,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:18:47,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:18:47,413 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:18:47,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:18:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/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 10:18:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 10:18:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 10:18:47,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 10:18:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 10:18:47,449 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 10:18:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 10:18:47,449 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 10:18:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 10:18:47,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 10:18:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 10:18:47,450 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 10:18:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 10:18:47,450 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 10:18:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 10:18:47,450 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 10:18:47,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:18:47,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:18:48,409 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:18:48,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:18:48 BoogieIcfgContainer [2018-11-10 10:18:48,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:18:48,410 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:18:48,410 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:18:48,419 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:18:48,419 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:18:48" (1/1) ... [2018-11-10 10:18:48,428 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:18:48,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:48,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-11-10 10:18:48,456 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-11-10 10:18:48,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 10:18:48,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:48,609 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 10:18:48,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:48,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2018-11-10 10:18:48,620 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2018-11-10 10:18:48,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 10:18:48,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:48,689 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 10:18:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:48,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2018-11-10 10:18:48,728 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2018-11-10 10:18:48,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 10:18:48,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:48,784 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 10:18:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 66 states and 90 transitions. [2018-11-10 10:18:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2018-11-10 10:18:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 10:18:48,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:48,858 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 10:18:49,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 75 states and 105 transitions. [2018-11-10 10:18:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2018-11-10 10:18:49,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 10:18:49,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:49,078 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 10:18:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:49,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2018-11-10 10:18:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2018-11-10 10:18:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 10:18:49,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:49,205 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 10:18:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 94 states and 142 transitions. [2018-11-10 10:18:49,511 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2018-11-10 10:18:49,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 10:18:49,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:49,548 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 10:18:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:49,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 95 states and 143 transitions. [2018-11-10 10:18:49,566 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2018-11-10 10:18:49,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 10:18:49,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:49,659 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 10:18:50,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:50,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 115 states and 182 transitions. [2018-11-10 10:18:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2018-11-10 10:18:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 10:18:50,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:50,458 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 10:18:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:50,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 119 states and 188 transitions. [2018-11-10 10:18:50,562 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 188 transitions. [2018-11-10 10:18:50,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 10:18:50,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:50,587 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 10:18:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:50,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 125 states and 201 transitions. [2018-11-10 10:18:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 201 transitions. [2018-11-10 10:18:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 10:18:50,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:50,677 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 10:18:50,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:50,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 204 transitions. [2018-11-10 10:18:50,690 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 204 transitions. [2018-11-10 10:18:50,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 10:18:50,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:50,742 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 10:18:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 128 states and 206 transitions. [2018-11-10 10:18:50,753 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 206 transitions. [2018-11-10 10:18:50,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 10:18:50,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:50,781 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 10:18:50,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 216 transitions. [2018-11-10 10:18:50,831 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 216 transitions. [2018-11-10 10:18:50,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 10:18:50,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:50,855 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 10:18:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:50,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 137 states and 226 transitions. [2018-11-10 10:18:50,884 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 226 transitions. [2018-11-10 10:18:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 10:18:50,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:50,934 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 10:18:51,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 140 states and 233 transitions. [2018-11-10 10:18:51,049 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 233 transitions. [2018-11-10 10:18:51,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 10:18:51,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:51,108 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 10:18:51,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:51,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 151 states and 259 transitions. [2018-11-10 10:18:51,605 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 259 transitions. [2018-11-10 10:18:51,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 10:18:51,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:51,631 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 10:18:51,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 152 states and 261 transitions. [2018-11-10 10:18:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 261 transitions. [2018-11-10 10:18:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 10:18:51,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:51,982 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 10:18:52,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:52,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 160 states and 275 transitions. [2018-11-10 10:18:52,640 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 275 transitions. [2018-11-10 10:18:52,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 10:18:52,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:52,655 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 10:18:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:52,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 161 states and 278 transitions. [2018-11-10 10:18:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2018-11-10 10:18:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 10:18:52,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:52,784 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 10:18:53,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 168 states and 293 transitions. [2018-11-10 10:18:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 293 transitions. [2018-11-10 10:18:53,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 10:18:53,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:53,160 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 10:18:53,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:53,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 169 states and 295 transitions. [2018-11-10 10:18:53,191 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 295 transitions. [2018-11-10 10:18:53,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 10:18:53,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:53,389 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 10:18:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 172 states and 299 transitions. [2018-11-10 10:18:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 299 transitions. [2018-11-10 10:18:53,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 10:18:53,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:53,875 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 10:18:54,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:54,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 181 states and 312 transitions. [2018-11-10 10:18:54,032 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 312 transitions. [2018-11-10 10:18:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 10:18:54,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:54,049 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 10:18:54,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:54,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 184 states and 314 transitions. [2018-11-10 10:18:54,198 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 314 transitions. [2018-11-10 10:18:54,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 10:18:54,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:54,293 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 10:18:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:55,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 202 states and 350 transitions. [2018-11-10 10:18:55,446 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 350 transitions. [2018-11-10 10:18:55,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 10:18:55,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:55,466 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 10:18:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 203 states and 351 transitions. [2018-11-10 10:18:55,482 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 351 transitions. [2018-11-10 10:18:55,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 10:18:55,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:55,507 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 10:18:55,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:55,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 206 states and 354 transitions. [2018-11-10 10:18:55,665 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 354 transitions. [2018-11-10 10:18:55,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 10:18:55,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 10:18:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 219 states and 385 transitions. [2018-11-10 10:18:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 385 transitions. [2018-11-10 10:18:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 10:18:56,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 10:18:56,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:56,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 222 states and 390 transitions. [2018-11-10 10:18:56,934 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 390 transitions. [2018-11-10 10:18:56,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 10:18:56,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:18:57,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 235 states and 414 transitions. [2018-11-10 10:18:57,622 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 414 transitions. [2018-11-10 10:18:57,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 10:18:57,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:18:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 246 states and 433 transitions. [2018-11-10 10:18:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 433 transitions. [2018-11-10 10:18:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 10:18:58,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:59,047 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 10:18:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:59,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 249 states and 437 transitions. [2018-11-10 10:18:59,120 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 437 transitions. [2018-11-10 10:18:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 10:18:59,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:59,143 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 10:18:59,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:18:59,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 250 states and 438 transitions. [2018-11-10 10:18:59,174 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 438 transitions. [2018-11-10 10:18:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:18:59,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:18:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:18:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:19:00,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:00,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 262 states and 459 transitions. [2018-11-10 10:19:00,686 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 459 transitions. [2018-11-10 10:19:00,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 10:19:00,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:00,711 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 10:19:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 263 states and 460 transitions. [2018-11-10 10:19:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 460 transitions. [2018-11-10 10:19:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:19:00,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:00,753 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:19:01,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:01,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 264 states and 462 transitions. [2018-11-10 10:19:01,020 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 462 transitions. [2018-11-10 10:19:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 10:19:01,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:01,083 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 10:19:01,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:01,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 271 states and 477 transitions. [2018-11-10 10:19:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 477 transitions. [2018-11-10 10:19:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 10:19:01,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:01,813 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 10:19:02,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:02,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 280 states and 494 transitions. [2018-11-10 10:19:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 494 transitions. [2018-11-10 10:19:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 10:19:02,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 10:19:02,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:02,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 283 states and 496 transitions. [2018-11-10 10:19:02,445 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 496 transitions. [2018-11-10 10:19:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 10:19:02,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:02,531 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 10:19:02,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 285 states and 493 transitions. [2018-11-10 10:19:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 493 transitions. [2018-11-10 10:19:02,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 10:19:02,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:02,857 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 10:19:03,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 288 states and 496 transitions. [2018-11-10 10:19:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 496 transitions. [2018-11-10 10:19:03,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 10:19:03,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 10:19:03,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:03,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 291 states and 498 transitions. [2018-11-10 10:19:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 498 transitions. [2018-11-10 10:19:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 10:19:03,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:03,324 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 10:19:03,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 292 states and 499 transitions. [2018-11-10 10:19:03,341 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 499 transitions. [2018-11-10 10:19:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 10:19:03,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:03,396 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 10:19:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:04,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 232 states and 369 transitions. [2018-11-10 10:19:04,203 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 369 transitions. [2018-11-10 10:19:04,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 10:19:04,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:04,219 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 10:19:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 237 states and 376 transitions. [2018-11-10 10:19:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 376 transitions. [2018-11-10 10:19:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 10:19:04,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:04,332 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 10:19:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 238 states and 381 transitions. [2018-11-10 10:19:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 381 transitions. [2018-11-10 10:19:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 10:19:04,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:04,602 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 10:19:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:04,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 239 states and 384 transitions. [2018-11-10 10:19:04,854 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 384 transitions. [2018-11-10 10:19:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 10:19:04,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:04,919 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 10:19:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 240 states and 386 transitions. [2018-11-10 10:19:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 386 transitions. [2018-11-10 10:19:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 10:19:05,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:05,604 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 10:19:05,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:05,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 239 states and 380 transitions. [2018-11-10 10:19:05,820 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 380 transitions. [2018-11-10 10:19:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 10:19:05,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:05,831 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 10:19:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 240 states and 381 transitions. [2018-11-10 10:19:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 381 transitions. [2018-11-10 10:19:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 10:19:05,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:05,861 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 10:19:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 243 states and 384 transitions. [2018-11-10 10:19:05,898 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 384 transitions. [2018-11-10 10:19:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 10:19:05,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:05,911 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 10:19:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 245 states and 388 transitions. [2018-11-10 10:19:06,050 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 388 transitions. [2018-11-10 10:19:06,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 10:19:06,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:06,065 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 10:19:06,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 246 states and 389 transitions. [2018-11-10 10:19:06,087 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 389 transitions. [2018-11-10 10:19:06,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 10:19:06,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 10:19:06,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 252 states and 397 transitions. [2018-11-10 10:19:06,413 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 397 transitions. [2018-11-10 10:19:06,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 10:19:06,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 10:19:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 243 states and 380 transitions. [2018-11-10 10:19:06,442 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 380 transitions. [2018-11-10 10:19:06,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 10:19:06,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:06,458 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 10:19:06,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 239 states and 370 transitions. [2018-11-10 10:19:06,481 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 370 transitions. [2018-11-10 10:19:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 10:19:06,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:06,499 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 10:19:06,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 239 states and 369 transitions. [2018-11-10 10:19:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 369 transitions. [2018-11-10 10:19:06,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-10 10:19:06,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:06,563 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 10:19:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 233 states and 357 transitions. [2018-11-10 10:19:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 357 transitions. [2018-11-10 10:19:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-10 10:19:06,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:19:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:19:06,611 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 10:19:06,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:19:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 142 states and 192 transitions. [2018-11-10 10:19:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 192 transitions. [2018-11-10 10:19:06,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:19:06,635 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 60 iterations. [2018-11-10 10:19:06,642 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 10:19:07,006 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,008 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,008 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,008 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,008 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,008 INFO L582 CodeCheckObserver]: Invariant with dag size 19 [2018-11-10 10:19:07,012 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,013 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,013 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,013 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,013 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,013 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,013 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,013 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 10:19:07,014 INFO L582 CodeCheckObserver]: Invariant with dag size 18 [2018-11-10 10:19:07,015 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:19:07,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:19:07 ImpRootNode [2018-11-10 10:19:07,015 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:19:07,015 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:19:07,015 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:19:07,015 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:19:07,016 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:18:48" (3/4) ... [2018-11-10 10:19:07,020 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:19:07,025 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 10:19:07,025 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 10:19:07,025 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 10:19:07,025 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 10:19:07,025 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 10:19:07,026 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 10:19:07,026 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 10:19:07,031 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2018-11-10 10:19:07,032 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-10 10:19:07,032 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 10:19:07,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == pumpRunning) && !(systemActive == 0)) || ((!(systemActive == 1) && 0 == methaneLevelCritical) && !(systemActive == 0))) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-10 10:19:07,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((systemActive == 0 && tmp == 0) || tmp == methaneLevelCritical) || (!(\old(pumpRunning) == pumpRunning) && tmp == 0)) || (!(0 == pumpRunning) && !(tmp == 0)) [2018-11-10 10:19:07,089 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7bcaa744-f09e-48ec-a41b-d0100b77b590/bin-2019/ukojak/witness.graphml [2018-11-10 10:19:07,090 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:19:07,090 INFO L168 Benchmark]: Toolchain (without parser) took 20065.74 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 622.3 MB). Free memory was 958.1 MB in the beginning and 1.5 GB in the end (delta: -548.7 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:19:07,091 INFO L168 Benchmark]: CDTParser took 0.10 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 10:19:07,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.27 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 933.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:19:07,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:19:07,092 INFO L168 Benchmark]: Boogie Preprocessor took 20.97 ms. Allocated memory is still 1.1 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 10:19:07,092 INFO L168 Benchmark]: RCFGBuilder took 996.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:19:07,093 INFO L168 Benchmark]: CodeCheck took 18605.32 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 501.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -500.2 MB). Peak memory consumption was 656.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:19:07,095 INFO L168 Benchmark]: Witness Printer took 74.51 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 111.8 kB). Peak memory consumption was 111.8 kB. Max. memory is 11.5 GB. [2018-11-10 10:19:07,097 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, 118 locations, 1 error locations. SAFE Result, 18.2s OverallTime, 60 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 942424132 SDtfs, -73747828 SDslu, 1509638092 SDs, 0 SdLazy, -391983508 SolverSat, 1149773364 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28667 GetRequests, 27910 SyntacticMatches, 367 SemanticMatches, 390 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77259 ImplicationChecksByTransitivity, 14.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2826 NumberOfCodeBlocks, 2826 NumberOfCodeBlocksAsserted, 59 NumberOfCheckSat, 2767 ConstructedInterpolants, 0 QuantifiedInterpolants, 284784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 59 InterpolantComputations, 46 PerfectInterpolantSequences, 1125/1188 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: 687]: 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: 158]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((!(0 == pumpRunning) && !(systemActive == 0)) || ((!(systemActive == 1) && 0 == methaneLevelCritical) && !(systemActive == 0))) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: (((systemActive == 0 && tmp == 0) || tmp == methaneLevelCritical) || (!(\old(pumpRunning) == pumpRunning) && tmp == 0)) || (!(0 == pumpRunning) && !(tmp == 0)) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 295.27 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 933.9 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 69.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -180.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.97 ms. Allocated memory is still 1.1 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 996.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.4 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. * CodeCheck took 18605.32 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 501.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -500.2 MB). Peak memory consumption was 656.1 MB. Max. memory is 11.5 GB. * Witness Printer took 74.51 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 111.8 kB). Peak memory consumption was 111.8 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...