./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product07_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product07_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/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 eee003d188141d192a4a75bb282a26c7c76ed342 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:39:44,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:39:44,342 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:39:44,351 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:39:44,351 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:39:44,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:39:44,353 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:39:44,354 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:39:44,355 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:39:44,356 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:39:44,357 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:39:44,357 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:39:44,357 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:39:44,358 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:39:44,359 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:39:44,360 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:39:44,360 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:39:44,361 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:39:44,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:39:44,364 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:39:44,365 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:39:44,366 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:39:44,367 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:39:44,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:39:44,368 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:39:44,368 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:39:44,369 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:39:44,370 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:39:44,370 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:39:44,371 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:39:44,371 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:39:44,372 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:39:44,372 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:39:44,372 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:39:44,373 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:39:44,373 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:39:44,373 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 11:39:44,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:39:44,384 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:39:44,384 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:39:44,385 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:39:44,385 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:39:44,385 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:39:44,385 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:39:44,386 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:39:44,387 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:39:44,387 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:39:44,387 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:39:44,387 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:39:44,387 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:39:44,387 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:39:44,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:39:44,388 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:39:44,388 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:39:44,388 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:39:44,388 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:39:44,388 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:39:44,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:39:44,388 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_e63889ce-2941-4cf8-a4db-3609daaf0351/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 -> eee003d188141d192a4a75bb282a26c7c76ed342 [2018-12-08 11:39:44,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:39:44,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:39:44,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:39:44,421 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:39:44,421 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:39:44,421 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product07_true-unreach-call_false-termination.cil.c [2018-12-08 11:39:44,458 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/data/c6f8e8ec9/1d8337cd604a4a4b98f1773ca7c433ae/FLAGa13521a47 [2018-12-08 11:39:44,875 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:39:44,875 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/sv-benchmarks/c/product-lines/minepump_spec1_product07_true-unreach-call_false-termination.cil.c [2018-12-08 11:39:44,881 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/data/c6f8e8ec9/1d8337cd604a4a4b98f1773ca7c433ae/FLAGa13521a47 [2018-12-08 11:39:44,889 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/data/c6f8e8ec9/1d8337cd604a4a4b98f1773ca7c433ae [2018-12-08 11:39:44,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:39:44,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:39:44,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:39:44,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:39:44,894 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:39:44,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:39:44" (1/1) ... [2018-12-08 11:39:44,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:44, skipping insertion in model container [2018-12-08 11:39:44,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:39:44" (1/1) ... [2018-12-08 11:39:44,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:39:44,921 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:39:45,075 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:39:45,117 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:39:45,158 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:39:45,174 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:39:45,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45 WrapperNode [2018-12-08 11:39:45,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:39:45,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:39:45,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:39:45,175 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:39:45,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:39:45,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:39:45,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:39:45,207 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:39:45,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:39:45,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:39:45,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:39:45,225 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:39:45,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:39:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/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 [2018-12-08 11:39:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:39:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 11:39:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 11:39:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 11:39:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 11:39:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 11:39:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 11:39:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 11:39:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 11:39:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 11:39:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 11:39:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 11:39:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 11:39:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 11:39:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 11:39:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 11:39:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:39:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:39:45,698 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:39:45,698 INFO L280 CfgBuilder]: Removed 32 assue(true) statements. [2018-12-08 11:39:45,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:39:45 BoogieIcfgContainer [2018-12-08 11:39:45,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:39:45,699 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:39:45,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:39:45,706 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:39:45,706 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:39:45" (1/1) ... [2018-12-08 11:39:45,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:39:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2018-12-08 11:39:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2018-12-08 11:39:45,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 11:39:45,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:45,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2018-12-08 11:39:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2018-12-08 11:39:45,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:39:45,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:45,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:45,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2018-12-08 11:39:45,933 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2018-12-08 11:39:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 11:39:45,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:45,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:46,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:46,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2018-12-08 11:39:46,037 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2018-12-08 11:39:46,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 11:39:46,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:46,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2018-12-08 11:39:46,294 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2018-12-08 11:39:46,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 11:39:46,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2018-12-08 11:39:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2018-12-08 11:39:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:39:46,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:46,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2018-12-08 11:39:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2018-12-08 11:39:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:39:46,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2018-12-08 11:39:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2018-12-08 11:39:46,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:39:46,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:46,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:46,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2018-12-08 11:39:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2018-12-08 11:39:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 11:39:46,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:46,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 94 states and 148 transitions. [2018-12-08 11:39:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2018-12-08 11:39:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 11:39:46,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:46,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:47,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 111 states and 183 transitions. [2018-12-08 11:39:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2018-12-08 11:39:47,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 11:39:47,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 117 states and 195 transitions. [2018-12-08 11:39:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 195 transitions. [2018-12-08 11:39:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 11:39:47,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:47,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:47,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 121 states and 201 transitions. [2018-12-08 11:39:47,353 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 201 transitions. [2018-12-08 11:39:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:39:47,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 122 states and 202 transitions. [2018-12-08 11:39:47,386 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 202 transitions. [2018-12-08 11:39:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:39:47,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 126 states and 211 transitions. [2018-12-08 11:39:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2018-12-08 11:39:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:39:47,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 129 states and 219 transitions. [2018-12-08 11:39:47,558 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 219 transitions. [2018-12-08 11:39:47,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-08 11:39:47,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:47,604 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:47,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 139 states and 245 transitions. [2018-12-08 11:39:47,957 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 245 transitions. [2018-12-08 11:39:47,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 11:39:47,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:47,976 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 137 states and 241 transitions. [2018-12-08 11:39:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 241 transitions. [2018-12-08 11:39:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 11:39:47,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:48,160 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:39:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:48,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 140 states and 247 transitions. [2018-12-08 11:39:48,567 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 247 transitions. [2018-12-08 11:39:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 11:39:48,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:48,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 141 states and 248 transitions. [2018-12-08 11:39:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 248 transitions. [2018-12-08 11:39:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 11:39:48,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:48,609 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:48,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 147 states and 262 transitions. [2018-12-08 11:39:48,921 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 262 transitions. [2018-12-08 11:39:48,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 11:39:48,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:49,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 163 states and 294 transitions. [2018-12-08 11:39:49,629 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 294 transitions. [2018-12-08 11:39:49,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 11:39:49,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:49,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:39:49,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 170 states and 307 transitions. [2018-12-08 11:39:49,829 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 307 transitions. [2018-12-08 11:39:49,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 11:39:49,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:39:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:49,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 172 states and 308 transitions. [2018-12-08 11:39:49,971 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 308 transitions. [2018-12-08 11:39:49,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 11:39:49,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:49,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:49,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 173 states and 309 transitions. [2018-12-08 11:39:49,995 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 309 transitions. [2018-12-08 11:39:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 11:39:49,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 174 states and 317 transitions. [2018-12-08 11:39:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-12-08 11:39:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 11:39:50,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:50,049 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:39:50,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:50,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 175 states and 317 transitions. [2018-12-08 11:39:50,053 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 317 transitions. [2018-12-08 11:39:50,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 11:39:50,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 176 states and 318 transitions. [2018-12-08 11:39:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 318 transitions. [2018-12-08 11:39:50,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 11:39:50,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:50,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 177 states and 319 transitions. [2018-12-08 11:39:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 319 transitions. [2018-12-08 11:39:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:39:50,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:39:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 178 states and 320 transitions. [2018-12-08 11:39:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 320 transitions. [2018-12-08 11:39:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:39:50,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:50,231 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:39:51,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 194 states and 354 transitions. [2018-12-08 11:39:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 354 transitions. [2018-12-08 11:39:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:39:51,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:51,228 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:39:51,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:51,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 196 states and 357 transitions. [2018-12-08 11:39:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 357 transitions. [2018-12-08 11:39:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 11:39:51,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:39:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 208 states and 392 transitions. [2018-12-08 11:39:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 392 transitions. [2018-12-08 11:39:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 11:39:52,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:39:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 210 states and 393 transitions. [2018-12-08 11:39:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-12-08 11:39:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 11:39:52,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:39:52,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:52,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 211 states and 393 transitions. [2018-12-08 11:39:52,657 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 393 transitions. [2018-12-08 11:39:52,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 11:39:52,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:39:53,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:53,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 217 states and 403 transitions. [2018-12-08 11:39:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 403 transitions. [2018-12-08 11:39:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:39:53,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:53,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:39:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 218 states and 404 transitions. [2018-12-08 11:39:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 404 transitions. [2018-12-08 11:39:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 11:39:53,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:53,835 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:39:53,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:53,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 219 states and 405 transitions. [2018-12-08 11:39:53,844 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 405 transitions. [2018-12-08 11:39:53,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 11:39:53,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 11:39:54,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 234 states and 443 transitions. [2018-12-08 11:39:54,941 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 443 transitions. [2018-12-08 11:39:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 11:39:54,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 11:39:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:54,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 237 states and 448 transitions. [2018-12-08 11:39:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 448 transitions. [2018-12-08 11:39:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 11:39:54,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:54,972 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 11:39:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 237 states and 441 transitions. [2018-12-08 11:39:55,205 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 441 transitions. [2018-12-08 11:39:55,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 11:39:55,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:39:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 442 transitions. [2018-12-08 11:39:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 442 transitions. [2018-12-08 11:39:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:39:55,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,356 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:39:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 241 states and 446 transitions. [2018-12-08 11:39:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 446 transitions. [2018-12-08 11:39:55,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 11:39:55,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:39:55,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 242 states and 447 transitions. [2018-12-08 11:39:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 447 transitions. [2018-12-08 11:39:55,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 11:39:55,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,405 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:39:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 243 states and 448 transitions. [2018-12-08 11:39:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 448 transitions. [2018-12-08 11:39:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 11:39:55,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:39:55,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 244 states and 449 transitions. [2018-12-08 11:39:55,444 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 449 transitions. [2018-12-08 11:39:55,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 11:39:55,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,455 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 11:39:55,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 247 states and 457 transitions. [2018-12-08 11:39:55,666 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 457 transitions. [2018-12-08 11:39:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 11:39:55,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,678 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:39:55,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 249 states and 459 transitions. [2018-12-08 11:39:55,860 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 459 transitions. [2018-12-08 11:39:55,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 11:39:55,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:39:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 253 states and 466 transitions. [2018-12-08 11:39:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 466 transitions. [2018-12-08 11:39:55,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 11:39:55,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:39:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 261 states and 479 transitions. [2018-12-08 11:39:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 479 transitions. [2018-12-08 11:39:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 11:39:57,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:57,610 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 11:39:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 262 states and 479 transitions. [2018-12-08 11:39:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 479 transitions. [2018-12-08 11:39:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:39:57,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 11:39:58,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:58,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 267 states and 489 transitions. [2018-12-08 11:39:58,025 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 489 transitions. [2018-12-08 11:39:58,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 11:39:58,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:58,037 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:39:58,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 265 states and 485 transitions. [2018-12-08 11:39:58,064 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 485 transitions. [2018-12-08 11:39:58,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 11:39:58,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:58,075 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:39:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 266 states and 488 transitions. [2018-12-08 11:39:58,287 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 488 transitions. [2018-12-08 11:39:58,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:39:58,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:58,333 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 11:39:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 268 states and 489 transitions. [2018-12-08 11:39:59,133 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 489 transitions. [2018-12-08 11:39:59,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:39:59,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,144 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 11:39:59,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 269 states and 489 transitions. [2018-12-08 11:39:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 489 transitions. [2018-12-08 11:39:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:39:59,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:39:59,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 271 states and 492 transitions. [2018-12-08 11:39:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 492 transitions. [2018-12-08 11:39:59,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:39:59,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 11:39:59,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 273 states and 494 transitions. [2018-12-08 11:39:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 494 transitions. [2018-12-08 11:39:59,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:39:59,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,221 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 11:39:59,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 271 states and 490 transitions. [2018-12-08 11:39:59,237 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 490 transitions. [2018-12-08 11:39:59,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:39:59,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:39:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 277 states and 502 transitions. [2018-12-08 11:39:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 502 transitions. [2018-12-08 11:39:59,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 11:39:59,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:39:59,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 278 states and 502 transitions. [2018-12-08 11:39:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 502 transitions. [2018-12-08 11:39:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:39:59,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,611 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 11:39:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 279 states and 502 transitions. [2018-12-08 11:39:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 502 transitions. [2018-12-08 11:39:59,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 11:39:59,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 11:39:59,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 279 states and 501 transitions. [2018-12-08 11:39:59,661 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 501 transitions. [2018-12-08 11:39:59,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 11:39:59,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 11:39:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 281 states and 504 transitions. [2018-12-08 11:39:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 504 transitions. [2018-12-08 11:39:59,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:39:59,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 11:39:59,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:59,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 272 states and 487 transitions. [2018-12-08 11:39:59,716 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 487 transitions. [2018-12-08 11:39:59,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 11:39:59,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:59,903 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:40:00,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:00,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 274 states and 488 transitions. [2018-12-08 11:40:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 488 transitions. [2018-12-08 11:40:00,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 11:40:00,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:00,213 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:40:00,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 276 states and 489 transitions. [2018-12-08 11:40:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 489 transitions. [2018-12-08 11:40:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 11:40:00,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:40:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 277 states and 490 transitions. [2018-12-08 11:40:00,468 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 490 transitions. [2018-12-08 11:40:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 11:40:00,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:40:00,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 269 states and 473 transitions. [2018-12-08 11:40:00,497 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 473 transitions. [2018-12-08 11:40:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 11:40:00,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 11:40:00,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:00,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 256 states and 450 transitions. [2018-12-08 11:40:00,521 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 450 transitions. [2018-12-08 11:40:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 11:40:00,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:40:00,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:00,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 261 states and 462 transitions. [2018-12-08 11:40:00,994 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 462 transitions. [2018-12-08 11:40:00,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-08 11:40:00,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:01,096 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:40:01,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:01,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 270 states and 482 transitions. [2018-12-08 11:40:01,689 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 482 transitions. [2018-12-08 11:40:01,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 11:40:01,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:40:01,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 272 states and 483 transitions. [2018-12-08 11:40:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 483 transitions. [2018-12-08 11:40:01,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 11:40:01,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:02,037 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:40:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:02,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 273 states and 484 transitions. [2018-12-08 11:40:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 484 transitions. [2018-12-08 11:40:02,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 11:40:02,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:02,108 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 11:40:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 275 states and 485 transitions. [2018-12-08 11:40:02,317 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 485 transitions. [2018-12-08 11:40:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-08 11:40:02,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 11:40:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:03,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 150 states and 219 transitions. [2018-12-08 11:40:03,192 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 219 transitions. [2018-12-08 11:40:03,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:40:03,192 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 76 iterations. [2018-12-08 11:40:03,198 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 11:40:03,449 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 11:40:03,453 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,453 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,453 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-08 11:40:03,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,454 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,454 INFO L583 CodeCheckObserver]: Invariant with dag size 19 [2018-12-08 11:40:03,455 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,455 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,455 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,455 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:40:03,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:40:03 ImpRootNode [2018-12-08 11:40:03,455 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:40:03,455 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:40:03,455 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:40:03,455 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:40:03,456 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:39:45" (3/4) ... [2018-12-08 11:40:03,458 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:40:03,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 11:40:03,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 11:40:03,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 11:40:03,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 11:40:03,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 11:40:03,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 11:40:03,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 11:40:03,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2018-12-08 11:40:03,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 11:40:03,466 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 11:40:03,466 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 11:40:03,466 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:40:03,466 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 11:40:03,483 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || ((!(systemActive == 1) && 0 == methaneLevelCritical) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-08 11:40:03,483 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (systemActive == 0 && !(tmp == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0))) || (!(0 == pumpRunning) && !(tmp == 0)) [2018-12-08 11:40:03,502 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e63889ce-2941-4cf8-a4db-3609daaf0351/bin-2019/ukojak/witness.graphml [2018-12-08 11:40:03,502 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:40:03,503 INFO L168 Benchmark]: Toolchain (without parser) took 18612.28 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 513.8 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -56.5 MB). Peak memory consumption was 457.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:40:03,504 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:40:03,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:40:03,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:40:03,504 INFO L168 Benchmark]: Boogie Preprocessor took 18.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:40:03,504 INFO L168 Benchmark]: RCFGBuilder took 473.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:40:03,504 INFO L168 Benchmark]: CodeCheck took 17756.54 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 426.2 MB). Free memory was 996.8 MB in the beginning and 1.0 GB in the end (delta: -22.1 MB). Peak memory consumption was 404.2 MB. Max. memory is 11.5 GB. [2018-12-08 11:40:03,505 INFO L168 Benchmark]: Witness Printer took 47.10 ms. Allocated memory is still 1.5 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:40:03,505 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, 71 locations, 1 error locations. SAFE Result, 17.4s OverallTime, 76 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 839393568 SDtfs, 750705830 SDslu, -610557216 SDs, 0 SdLazy, -804205878 SolverSat, 1938791876 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38754 GetRequests, 37896 SyntacticMatches, 460 SemanticMatches, 398 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85001 ImplicationChecksByTransitivity, 14.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 3653 NumberOfCodeBlocks, 3653 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 3578 ConstructedInterpolants, 0 QuantifiedInterpolants, 408123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 52 PerfectInterpolantSequences, 1612/1794 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: 158]: 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: 504]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (systemActive == 0 && !(tmp == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0))) || (!(0 == pumpRunning) && !(tmp == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || ((!(systemActive == 1) && 0 == methaneLevelCritical) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 473.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. * CodeCheck took 17756.54 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 426.2 MB). Free memory was 996.8 MB in the beginning and 1.0 GB in the end (delta: -22.1 MB). Peak memory consumption was 404.2 MB. Max. memory is 11.5 GB. * Witness Printer took 47.10 ms. Allocated memory is still 1.5 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...