./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/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 b953cc2449a7f939fba62b70833772464a0d90fd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:48:23,401 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:48:23,402 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:48:23,408 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:48:23,408 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:48:23,409 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:48:23,410 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:48:23,411 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:48:23,412 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:48:23,413 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:48:23,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:48:23,414 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:48:23,414 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:48:23,415 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:48:23,416 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:48:23,417 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:48:23,417 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:48:23,418 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:48:23,420 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:48:23,421 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:48:23,422 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:48:23,422 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:48:23,424 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:48:23,424 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:48:23,424 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:48:23,425 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:48:23,426 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:48:23,426 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:48:23,427 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:48:23,428 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:48:23,428 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:48:23,428 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:48:23,428 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:48:23,429 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:48:23,429 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:48:23,430 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:48:23,430 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 12:48:23,440 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:48:23,440 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:48:23,441 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:48:23,441 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:48:23,442 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:48:23,442 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:48:23,442 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:48:23,442 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:48:23,442 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:48:23,442 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:48:23,442 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:48:23,443 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:48:23,443 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:48:23,443 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:48:23,443 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:48:23,443 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:48:23,443 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:48:23,443 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:48:23,444 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 12:48:23,444 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 12:48:23,444 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:48:23,444 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:48:23,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 12:48:23,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:48:23,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:48:23,445 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:48:23,445 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 12:48:23,445 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:48:23,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:48:23,445 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_9e09925d-2001-489b-ba51-d7c20c16dd2a/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 -> b953cc2449a7f939fba62b70833772464a0d90fd [2018-11-18 12:48:23,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:48:23,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:48:23,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:48:23,482 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:48:23,482 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:48:23,482 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-11-18 12:48:23,520 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/data/6c71c599b/2d65749ed3304d29a391dd9bbf56c2b3/FLAG3fbc866d5 [2018-11-18 12:48:23,978 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:48:23,979 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-11-18 12:48:23,988 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/data/6c71c599b/2d65749ed3304d29a391dd9bbf56c2b3/FLAG3fbc866d5 [2018-11-18 12:48:24,499 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/data/6c71c599b/2d65749ed3304d29a391dd9bbf56c2b3 [2018-11-18 12:48:24,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:48:24,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:48:24,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:24,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:48:24,506 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:48:24,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:24,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfef79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24, skipping insertion in model container [2018-11-18 12:48:24,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:24,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:48:24,551 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:48:24,798 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:24,801 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:48:24,865 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:48:24,877 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:48:24,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24 WrapperNode [2018-11-18 12:48:24,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:48:24,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:48:24,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:48:24,879 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:48:24,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:24,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:24,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:48:24,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:48:24,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:48:24,986 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:48:24,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:24,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:24,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:24,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:25,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:25,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:25,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... [2018-11-18 12:48:25,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:48:25,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:48:25,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:48:25,030 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:48:25,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:48:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 12:48:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 12:48:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:48:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:48:26,470 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:48:26,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:26 BoogieIcfgContainer [2018-11-18 12:48:26,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:48:26,471 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 12:48:26,471 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 12:48:26,479 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 12:48:26,479 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:26" (1/1) ... [2018-11-18 12:48:26,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:48:26,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 12:48:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 12:48:26,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 12:48:26,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:26,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-11-18 12:48:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-18 12:48:27,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 12:48:27,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:27,252 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-11-18 12:48:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-11-18 12:48:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 12:48:27,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:27,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:27,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-11-18 12:48:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-11-18 12:48:27,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 12:48:27,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-11-18 12:48:28,025 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-11-18 12:48:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 12:48:28,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,059 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:28,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 266 states and 374 transitions. [2018-11-18 12:48:28,197 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 374 transitions. [2018-11-18 12:48:28,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 12:48:28,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:48:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 274 states and 387 transitions. [2018-11-18 12:48:28,428 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 387 transitions. [2018-11-18 12:48:28,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 12:48:28,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:28,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 279 states and 392 transitions. [2018-11-18 12:48:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 392 transitions. [2018-11-18 12:48:28,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:48:28,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,489 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 284 states and 398 transitions. [2018-11-18 12:48:28,563 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 398 transitions. [2018-11-18 12:48:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:48:28,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,586 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:48:28,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 289 states and 404 transitions. [2018-11-18 12:48:28,682 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 404 transitions. [2018-11-18 12:48:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 12:48:28,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:48:28,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 295 states and 410 transitions. [2018-11-18 12:48:28,748 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 410 transitions. [2018-11-18 12:48:28,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 12:48:28,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,775 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:48:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 296 states and 411 transitions. [2018-11-18 12:48:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 411 transitions. [2018-11-18 12:48:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 12:48:28,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:28,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 303 states and 418 transitions. [2018-11-18 12:48:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 418 transitions. [2018-11-18 12:48:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 12:48:28,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 12:48:29,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 322 states and 440 transitions. [2018-11-18 12:48:29,115 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 440 transitions. [2018-11-18 12:48:29,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 12:48:29,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:29,142 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:29,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:29,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 328 states and 446 transitions. [2018-11-18 12:48:29,191 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 446 transitions. [2018-11-18 12:48:29,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 12:48:29,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:29,237 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:29,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 348 states and 469 transitions. [2018-11-18 12:48:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 469 transitions. [2018-11-18 12:48:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 12:48:29,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:29,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:29,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 353 states and 479 transitions. [2018-11-18 12:48:29,783 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 479 transitions. [2018-11-18 12:48:29,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 12:48:29,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:48:29,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:29,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 359 states and 486 transitions. [2018-11-18 12:48:29,943 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 486 transitions. [2018-11-18 12:48:29,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 12:48:29,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:30,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:30,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 392 states and 525 transitions. [2018-11-18 12:48:30,358 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 525 transitions. [2018-11-18 12:48:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 12:48:30,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:30,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 417 states and 558 transitions. [2018-11-18 12:48:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 558 transitions. [2018-11-18 12:48:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 12:48:30,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 424 states and 570 transitions. [2018-11-18 12:48:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 570 transitions. [2018-11-18 12:48:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:48:31,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:31,231 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 431 states and 577 transitions. [2018-11-18 12:48:31,257 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 577 transitions. [2018-11-18 12:48:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:48:31,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:31,275 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:48:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:31,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 433 states and 579 transitions. [2018-11-18 12:48:31,343 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 579 transitions. [2018-11-18 12:48:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 12:48:31,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:31,364 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:31,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:31,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 438 states and 585 transitions. [2018-11-18 12:48:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 585 transitions. [2018-11-18 12:48:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 12:48:31,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:31,502 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:48:31,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:31,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 457 states and 607 transitions. [2018-11-18 12:48:31,773 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 607 transitions. [2018-11-18 12:48:31,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 12:48:31,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:31,789 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 12:48:31,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 463 states and 614 transitions. [2018-11-18 12:48:31,861 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 614 transitions. [2018-11-18 12:48:31,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 12:48:31,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:31,879 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:31,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 470 states and 621 transitions. [2018-11-18 12:48:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 621 transitions. [2018-11-18 12:48:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 12:48:31,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:32,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:32,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 484 states and 643 transitions. [2018-11-18 12:48:32,333 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 643 transitions. [2018-11-18 12:48:32,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 12:48:32,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:32,360 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:48:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:32,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 494 states and 653 transitions. [2018-11-18 12:48:32,458 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 653 transitions. [2018-11-18 12:48:32,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 12:48:32,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 12:48:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 506 states and 676 transitions. [2018-11-18 12:48:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 676 transitions. [2018-11-18 12:48:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 12:48:32,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:33,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:33,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 507 states and 679 transitions. [2018-11-18 12:48:33,016 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 679 transitions. [2018-11-18 12:48:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 12:48:33,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:33,044 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 12:48:33,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:33,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 514 states and 687 transitions. [2018-11-18 12:48:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 687 transitions. [2018-11-18 12:48:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 12:48:33,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:33,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:33,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 532 states and 708 transitions. [2018-11-18 12:48:33,425 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 708 transitions. [2018-11-18 12:48:33,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 12:48:33,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:33,451 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:48:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 539 states and 715 transitions. [2018-11-18 12:48:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 715 transitions. [2018-11-18 12:48:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 12:48:33,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 12:48:33,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 544 states and 721 transitions. [2018-11-18 12:48:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 721 transitions. [2018-11-18 12:48:33,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 12:48:33,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:48:33,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 563 states and 743 transitions. [2018-11-18 12:48:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 743 transitions. [2018-11-18 12:48:33,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 12:48:33,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:33,988 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:34,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 573 states and 753 transitions. [2018-11-18 12:48:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 753 transitions. [2018-11-18 12:48:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 12:48:34,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 588 states and 768 transitions. [2018-11-18 12:48:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 768 transitions. [2018-11-18 12:48:34,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 12:48:34,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:34,803 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:36,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:36,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 711 states and 899 transitions. [2018-11-18 12:48:36,762 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 899 transitions. [2018-11-18 12:48:36,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 12:48:36,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:36,783 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:48:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:36,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 714 states and 902 transitions. [2018-11-18 12:48:36,806 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 902 transitions. [2018-11-18 12:48:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 12:48:36,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:36,835 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:48:36,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:36,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 715 states and 903 transitions. [2018-11-18 12:48:36,857 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 903 transitions. [2018-11-18 12:48:36,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 12:48:36,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:37,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:37,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 730 states and 917 transitions. [2018-11-18 12:48:37,033 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 917 transitions. [2018-11-18 12:48:37,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 12:48:37,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:37,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:37,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 735 states and 923 transitions. [2018-11-18 12:48:37,223 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 923 transitions. [2018-11-18 12:48:37,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:48:37,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:37,283 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:37,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:37,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 769 states and 961 transitions. [2018-11-18 12:48:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 961 transitions. [2018-11-18 12:48:37,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:48:37,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:48:38,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:38,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 775 states and 970 transitions. [2018-11-18 12:48:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 970 transitions. [2018-11-18 12:48:38,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:48:38,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:48:38,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:38,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 777 states and 973 transitions. [2018-11-18 12:48:38,461 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 973 transitions. [2018-11-18 12:48:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 12:48:38,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:48:38,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:38,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 779 states and 975 transitions. [2018-11-18 12:48:38,681 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 975 transitions. [2018-11-18 12:48:38,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 12:48:38,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:38,726 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:38,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:38,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 794 states and 993 transitions. [2018-11-18 12:48:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 993 transitions. [2018-11-18 12:48:38,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 12:48:38,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:39,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 806 states and 1004 transitions. [2018-11-18 12:48:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1004 transitions. [2018-11-18 12:48:39,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 12:48:39,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:48:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 813 states and 1016 transitions. [2018-11-18 12:48:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1016 transitions. [2018-11-18 12:48:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 12:48:39,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:39,549 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:48:39,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:39,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 828 states and 1033 transitions. [2018-11-18 12:48:39,956 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1033 transitions. [2018-11-18 12:48:39,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 12:48:39,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:39,974 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:48:40,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 830 states and 1034 transitions. [2018-11-18 12:48:40,137 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1034 transitions. [2018-11-18 12:48:40,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 12:48:40,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:40,159 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:48:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:40,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 832 states and 1036 transitions. [2018-11-18 12:48:40,343 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1036 transitions. [2018-11-18 12:48:40,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 12:48:40,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:40,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 859 states and 1066 transitions. [2018-11-18 12:48:40,845 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1066 transitions. [2018-11-18 12:48:40,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 12:48:40,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:48:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 892 states and 1099 transitions. [2018-11-18 12:48:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1099 transitions. [2018-11-18 12:48:41,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 12:48:41,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:41,333 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:41,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:41,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 919 states and 1129 transitions. [2018-11-18 12:48:41,455 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1129 transitions. [2018-11-18 12:48:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 12:48:41,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:43,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:43,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 986 states and 1206 transitions. [2018-11-18 12:48:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1206 transitions. [2018-11-18 12:48:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 12:48:43,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:44,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1023 states and 1247 transitions. [2018-11-18 12:48:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1247 transitions. [2018-11-18 12:48:44,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 12:48:44,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1024 states and 1247 transitions. [2018-11-18 12:48:44,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1247 transitions. [2018-11-18 12:48:44,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 12:48:44,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:44,559 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1036 states and 1261 transitions. [2018-11-18 12:48:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1261 transitions. [2018-11-18 12:48:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 12:48:44,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:44,989 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:48:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1038 states and 1263 transitions. [2018-11-18 12:48:45,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1263 transitions. [2018-11-18 12:48:45,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 12:48:45,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:45,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:45,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1040 states and 1265 transitions. [2018-11-18 12:48:45,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1265 transitions. [2018-11-18 12:48:45,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 12:48:45,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 12:48:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:45,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1049 states and 1275 transitions. [2018-11-18 12:48:45,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1275 transitions. [2018-11-18 12:48:45,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 12:48:45,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:45,536 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:46,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1108 states and 1338 transitions. [2018-11-18 12:48:46,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1338 transitions. [2018-11-18 12:48:46,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 12:48:46,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:46,810 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:48:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1167 states and 1404 transitions. [2018-11-18 12:48:48,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1404 transitions. [2018-11-18 12:48:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 12:48:48,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:48,850 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1170 states and 1407 transitions. [2018-11-18 12:48:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1407 transitions. [2018-11-18 12:48:48,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 12:48:48,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 12:48:49,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1172 states and 1410 transitions. [2018-11-18 12:48:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1410 transitions. [2018-11-18 12:48:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 12:48:49,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:49,042 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:49,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1173 states and 1417 transitions. [2018-11-18 12:48:49,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1417 transitions. [2018-11-18 12:48:49,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 12:48:49,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1196 states and 1442 transitions. [2018-11-18 12:48:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1442 transitions. [2018-11-18 12:48:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 12:48:50,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:50,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:50,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1203 states and 1452 transitions. [2018-11-18 12:48:50,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1452 transitions. [2018-11-18 12:48:50,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 12:48:50,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:48:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1240 states and 1499 transitions. [2018-11-18 12:48:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1499 transitions. [2018-11-18 12:48:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 12:48:51,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:48:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:52,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1265 states and 1523 transitions. [2018-11-18 12:48:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1523 transitions. [2018-11-18 12:48:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 12:48:52,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 12:48:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1266 states and 1523 transitions. [2018-11-18 12:48:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1523 transitions. [2018-11-18 12:48:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 12:48:52,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 12:48:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:53,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1291 states and 1553 transitions. [2018-11-18 12:48:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1553 transitions. [2018-11-18 12:48:53,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 12:48:53,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 12:48:53,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:53,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1294 states and 1555 transitions. [2018-11-18 12:48:53,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1555 transitions. [2018-11-18 12:48:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 12:48:53,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:53,408 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:48:54,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:54,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1318 states and 1582 transitions. [2018-11-18 12:48:54,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1582 transitions. [2018-11-18 12:48:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 12:48:54,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:54,391 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 12:48:56,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:56,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1375 states and 1638 transitions. [2018-11-18 12:48:56,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1638 transitions. [2018-11-18 12:48:56,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 12:48:56,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:48:58,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:58,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1438 states and 1702 transitions. [2018-11-18 12:48:58,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1702 transitions. [2018-11-18 12:48:58,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 12:48:58,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:58,313 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 12:48:59,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1451 states and 1714 transitions. [2018-11-18 12:48:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1714 transitions. [2018-11-18 12:48:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 12:48:59,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:48:59,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1461 states and 1723 transitions. [2018-11-18 12:48:59,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1723 transitions. [2018-11-18 12:48:59,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 12:48:59,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:59,462 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 12:48:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:48:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1489 states and 1753 transitions. [2018-11-18 12:48:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1753 transitions. [2018-11-18 12:48:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:48:59,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:48:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:48:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:00,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1520 states and 1792 transitions. [2018-11-18 12:49:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1792 transitions. [2018-11-18 12:49:00,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:00,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:00,839 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:01,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1550 states and 1827 transitions. [2018-11-18 12:49:01,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1827 transitions. [2018-11-18 12:49:01,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:01,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:02,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1552 states and 1829 transitions. [2018-11-18 12:49:02,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1829 transitions. [2018-11-18 12:49:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:02,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:02,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1561 states and 1838 transitions. [2018-11-18 12:49:02,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1838 transitions. [2018-11-18 12:49:02,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:02,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:02,562 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1570 states and 1848 transitions. [2018-11-18 12:49:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1848 transitions. [2018-11-18 12:49:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:02,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:02,808 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:03,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1572 states and 1852 transitions. [2018-11-18 12:49:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1852 transitions. [2018-11-18 12:49:03,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:03,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:03,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1576 states and 1857 transitions. [2018-11-18 12:49:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1857 transitions. [2018-11-18 12:49:03,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:03,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:03,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1587 states and 1867 transitions. [2018-11-18 12:49:03,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1867 transitions. [2018-11-18 12:49:03,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 12:49:03,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:03,616 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 12:49:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1598 states and 1877 transitions. [2018-11-18 12:49:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1877 transitions. [2018-11-18 12:49:03,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 12:49:03,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1609 states and 1888 transitions. [2018-11-18 12:49:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1888 transitions. [2018-11-18 12:49:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 12:49:04,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:04,321 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:05,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:05,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1626 states and 1907 transitions. [2018-11-18 12:49:05,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1907 transitions. [2018-11-18 12:49:05,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 12:49:05,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1627 states and 1910 transitions. [2018-11-18 12:49:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1910 transitions. [2018-11-18 12:49:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 12:49:05,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:05,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:05,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1641 states and 1923 transitions. [2018-11-18 12:49:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1923 transitions. [2018-11-18 12:49:05,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 12:49:05,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 12:49:05,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:05,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1647 states and 1929 transitions. [2018-11-18 12:49:05,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 1929 transitions. [2018-11-18 12:49:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 12:49:05,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:49:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1653 states and 1934 transitions. [2018-11-18 12:49:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1934 transitions. [2018-11-18 12:49:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 12:49:06,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:49:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:06,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1654 states and 1935 transitions. [2018-11-18 12:49:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 1935 transitions. [2018-11-18 12:49:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 12:49:06,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:06,083 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:49:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1668 states and 1948 transitions. [2018-11-18 12:49:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1948 transitions. [2018-11-18 12:49:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 12:49:06,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:06,376 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 12:49:06,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:06,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1674 states and 1953 transitions. [2018-11-18 12:49:06,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 1953 transitions. [2018-11-18 12:49:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 12:49:06,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:06,543 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:49:06,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:06,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1676 states and 1954 transitions. [2018-11-18 12:49:06,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 1954 transitions. [2018-11-18 12:49:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 12:49:06,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 12:49:06,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:06,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1692 states and 1972 transitions. [2018-11-18 12:49:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 1972 transitions. [2018-11-18 12:49:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 12:49:06,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 12:49:07,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1705 states and 1988 transitions. [2018-11-18 12:49:07,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 1988 transitions. [2018-11-18 12:49:07,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 12:49:07,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:07,487 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 119 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 12:49:07,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1715 states and 1997 transitions. [2018-11-18 12:49:07,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 1997 transitions. [2018-11-18 12:49:07,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 12:49:07,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:49:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:09,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1772 states and 2059 transitions. [2018-11-18 12:49:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2059 transitions. [2018-11-18 12:49:09,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 12:49:09,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:49:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1820 states and 2114 transitions. [2018-11-18 12:49:09,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2114 transitions. [2018-11-18 12:49:09,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 12:49:09,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:09,573 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 12:49:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:10,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1870 states and 2165 transitions. [2018-11-18 12:49:10,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2165 transitions. [2018-11-18 12:49:10,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 12:49:10,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 12:49:10,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:10,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1891 states and 2185 transitions. [2018-11-18 12:49:10,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2185 transitions. [2018-11-18 12:49:10,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 12:49:10,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:10,974 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 12:49:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1906 states and 2200 transitions. [2018-11-18 12:49:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2200 transitions. [2018-11-18 12:49:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 12:49:11,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-18 12:49:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1986 states and 2282 transitions. [2018-11-18 12:49:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2282 transitions. [2018-11-18 12:49:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:13,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:13,323 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:15,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:15,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 2029 states and 2339 transitions. [2018-11-18 12:49:15,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2339 transitions. [2018-11-18 12:49:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:15,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:16,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 2056 states and 2379 transitions. [2018-11-18 12:49:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2379 transitions. [2018-11-18 12:49:16,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:16,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:17,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:17,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2066 states and 2388 transitions. [2018-11-18 12:49:17,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2388 transitions. [2018-11-18 12:49:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:17,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:17,679 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:18,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 2091 states and 2414 transitions. [2018-11-18 12:49:18,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2414 transitions. [2018-11-18 12:49:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:18,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:18,342 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 2092 states and 2414 transitions. [2018-11-18 12:49:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2414 transitions. [2018-11-18 12:49:18,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:18,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:18,413 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:18,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:18,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2096 states and 2420 transitions. [2018-11-18 12:49:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2420 transitions. [2018-11-18 12:49:18,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:18,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:19,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:19,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2106 states and 2430 transitions. [2018-11-18 12:49:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2430 transitions. [2018-11-18 12:49:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 12:49:19,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:19,128 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 12:49:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:19,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2116 states and 2440 transitions. [2018-11-18 12:49:19,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2440 transitions. [2018-11-18 12:49:19,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 12:49:19,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:49:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:22,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2135 states and 2471 transitions. [2018-11-18 12:49:22,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2471 transitions. [2018-11-18 12:49:22,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 12:49:22,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:22,615 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:49:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:22,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2137 states and 2472 transitions. [2018-11-18 12:49:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2472 transitions. [2018-11-18 12:49:22,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 12:49:22,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:23,008 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:49:23,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:23,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2139 states and 2475 transitions. [2018-11-18 12:49:23,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2475 transitions. [2018-11-18 12:49:23,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 12:49:23,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:23,468 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:49:24,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:24,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2157 states and 2498 transitions. [2018-11-18 12:49:24,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2498 transitions. [2018-11-18 12:49:24,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 12:49:24,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:49:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2191 states and 2532 transitions. [2018-11-18 12:49:26,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 2532 transitions. [2018-11-18 12:49:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 12:49:26,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:26,511 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:49:27,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2205 states and 2550 transitions. [2018-11-18 12:49:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 2550 transitions. [2018-11-18 12:49:27,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 12:49:27,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:49:28,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:28,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2214 states and 2559 transitions. [2018-11-18 12:49:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2559 transitions. [2018-11-18 12:49:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 12:49:28,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:49:29,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2229 states and 2573 transitions. [2018-11-18 12:49:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2573 transitions. [2018-11-18 12:49:29,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 12:49:29,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:29,286 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:49:30,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:30,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2250 states and 2594 transitions. [2018-11-18 12:49:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2594 transitions. [2018-11-18 12:49:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 12:49:30,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 12:49:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:30,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2256 states and 2599 transitions. [2018-11-18 12:49:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2599 transitions. [2018-11-18 12:49:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 12:49:30,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:31,342 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:49:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2326 states and 2671 transitions. [2018-11-18 12:49:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2671 transitions. [2018-11-18 12:49:34,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 12:49:34,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 12:49:35,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:35,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2335 states and 2679 transitions. [2018-11-18 12:49:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2679 transitions. [2018-11-18 12:49:35,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 12:49:35,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 12:49:35,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:35,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2338 states and 2682 transitions. [2018-11-18 12:49:35,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 2682 transitions. [2018-11-18 12:49:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:35,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2376 states and 2747 transitions. [2018-11-18 12:49:39,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2747 transitions. [2018-11-18 12:49:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:39,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2415 states and 2795 transitions. [2018-11-18 12:49:41,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2795 transitions. [2018-11-18 12:49:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:41,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:42,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:42,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2433 states and 2819 transitions. [2018-11-18 12:49:42,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 2819 transitions. [2018-11-18 12:49:42,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:42,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:42,352 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:43,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:43,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2461 states and 2853 transitions. [2018-11-18 12:49:43,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 2853 transitions. [2018-11-18 12:49:43,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:43,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:43,520 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:44,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:44,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2482 states and 2876 transitions. [2018-11-18 12:49:44,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 2876 transitions. [2018-11-18 12:49:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:44,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:44,472 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:46,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2512 states and 2913 transitions. [2018-11-18 12:49:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 2913 transitions. [2018-11-18 12:49:46,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:46,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:46,535 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:47,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2521 states and 2923 transitions. [2018-11-18 12:49:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 2923 transitions. [2018-11-18 12:49:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:47,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2523 states and 2930 transitions. [2018-11-18 12:49:48,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2930 transitions. [2018-11-18 12:49:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:48,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:48,113 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:48,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:48,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2538 states and 2944 transitions. [2018-11-18 12:49:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2944 transitions. [2018-11-18 12:49:48,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:48,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:48,843 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:49,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:49,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2552 states and 2957 transitions. [2018-11-18 12:49:49,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 2957 transitions. [2018-11-18 12:49:49,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:49,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2559 states and 2963 transitions. [2018-11-18 12:49:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 2963 transitions. [2018-11-18 12:49:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:50,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:50,131 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2569 states and 2973 transitions. [2018-11-18 12:49:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 2973 transitions. [2018-11-18 12:49:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:50,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:50,592 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:51,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:51,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2575 states and 2978 transitions. [2018-11-18 12:49:51,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 2978 transitions. [2018-11-18 12:49:51,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:51,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:51,146 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:51,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2590 states and 2994 transitions. [2018-11-18 12:49:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 2994 transitions. [2018-11-18 12:49:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:51,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:51,980 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:52,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 2607 states and 3010 transitions. [2018-11-18 12:49:52,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3010 transitions. [2018-11-18 12:49:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:52,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:52,925 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:53,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2621 states and 3023 transitions. [2018-11-18 12:49:53,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3023 transitions. [2018-11-18 12:49:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:53,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:53,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:53,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 2632 states and 3033 transitions. [2018-11-18 12:49:53,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3033 transitions. [2018-11-18 12:49:53,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 12:49:53,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-18 12:49:54,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:54,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 2648 states and 3051 transitions. [2018-11-18 12:49:54,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 3051 transitions. [2018-11-18 12:49:54,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 12:49:54,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 12:49:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:58,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 2700 states and 3105 transitions. [2018-11-18 12:49:58,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3105 transitions. [2018-11-18 12:49:58,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 12:49:58,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:58,891 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 12:49:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:49:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 2723 states and 3128 transitions. [2018-11-18 12:49:59,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3128 transitions. [2018-11-18 12:49:59,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 12:49:59,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:49:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:00,030 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:50:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:01,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2736 states and 3143 transitions. [2018-11-18 12:50:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3143 transitions. [2018-11-18 12:50:01,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 12:50:01,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:01,436 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:50:02,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 2743 states and 3149 transitions. [2018-11-18 12:50:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3149 transitions. [2018-11-18 12:50:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 12:50:02,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:50:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2753 states and 3159 transitions. [2018-11-18 12:50:02,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3159 transitions. [2018-11-18 12:50:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 12:50:02,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:50:03,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 2761 states and 3166 transitions. [2018-11-18 12:50:03,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3166 transitions. [2018-11-18 12:50:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 12:50:03,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:50:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:04,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 2771 states and 3176 transitions. [2018-11-18 12:50:04,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3176 transitions. [2018-11-18 12:50:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 12:50:04,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:04,757 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 12:50:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2775 states and 3181 transitions. [2018-11-18 12:50:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3181 transitions. [2018-11-18 12:50:05,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 12:50:05,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-18 12:50:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 2799 states and 3205 transitions. [2018-11-18 12:50:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 3205 transitions. [2018-11-18 12:50:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 12:50:05,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-18 12:50:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 2800 states and 3205 transitions. [2018-11-18 12:50:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3205 transitions. [2018-11-18 12:50:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:05,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:10,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 2852 states and 3281 transitions. [2018-11-18 12:50:10,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3281 transitions. [2018-11-18 12:50:10,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:10,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:12,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 2890 states and 3331 transitions. [2018-11-18 12:50:12,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 3331 transitions. [2018-11-18 12:50:12,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:12,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:13,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:13,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 2892 states and 3333 transitions. [2018-11-18 12:50:13,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3333 transitions. [2018-11-18 12:50:13,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:13,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:13,450 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 2927 states and 3375 transitions. [2018-11-18 12:50:15,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3375 transitions. [2018-11-18 12:50:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:15,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:16,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 2941 states and 3389 transitions. [2018-11-18 12:50:16,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3389 transitions. [2018-11-18 12:50:16,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:16,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:18,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 2964 states and 3418 transitions. [2018-11-18 12:50:18,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3418 transitions. [2018-11-18 12:50:18,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:18,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:19,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:19,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 2979 states and 3433 transitions. [2018-11-18 12:50:19,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 3433 transitions. [2018-11-18 12:50:19,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:19,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:21,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 2997 states and 3458 transitions. [2018-11-18 12:50:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 3458 transitions. [2018-11-18 12:50:21,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:21,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:21,409 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:22,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 3014 states and 3476 transitions. [2018-11-18 12:50:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 3476 transitions. [2018-11-18 12:50:22,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:22,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:22,390 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:22,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3028 states and 3489 transitions. [2018-11-18 12:50:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3489 transitions. [2018-11-18 12:50:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:22,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:24,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3049 states and 3512 transitions. [2018-11-18 12:50:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 3512 transitions. [2018-11-18 12:50:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:24,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:24,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:24,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 3053 states and 3517 transitions. [2018-11-18 12:50:24,734 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 3517 transitions. [2018-11-18 12:50:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:24,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:24,834 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 3064 states and 3527 transitions. [2018-11-18 12:50:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3527 transitions. [2018-11-18 12:50:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:25,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:25,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3075 states and 3537 transitions. [2018-11-18 12:50:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 3537 transitions. [2018-11-18 12:50:25,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:25,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:26,063 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 3081 states and 3542 transitions. [2018-11-18 12:50:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 3542 transitions. [2018-11-18 12:50:26,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 12:50:26,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 12:50:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:27,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 3108 states and 3571 transitions. [2018-11-18 12:50:27,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 3571 transitions. [2018-11-18 12:50:27,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 12:50:27,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 12:50:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 3135 states and 3597 transitions. [2018-11-18 12:50:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 3597 transitions. [2018-11-18 12:50:28,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 12:50:28,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:28,219 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-18 12:50:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:30,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 3179 states and 3642 transitions. [2018-11-18 12:50:30,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 3642 transitions. [2018-11-18 12:50:30,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 12:50:30,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:30,497 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-18 12:50:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:32,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3218 states and 3683 transitions. [2018-11-18 12:50:32,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 3683 transitions. [2018-11-18 12:50:32,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 12:50:32,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:32,539 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 352 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-18 12:50:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:33,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3232 states and 3699 transitions. [2018-11-18 12:50:33,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 3699 transitions. [2018-11-18 12:50:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-11-18 12:50:33,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-18 12:50:33,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 3239 states and 3706 transitions. [2018-11-18 12:50:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 3706 transitions. [2018-11-18 12:50:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-18 12:50:33,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-18 12:50:34,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:34,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 3246 states and 3719 transitions. [2018-11-18 12:50:34,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 3719 transitions. [2018-11-18 12:50:34,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-18 12:50:34,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 468 proven. 61 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 12:50:39,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:39,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3285 states and 3766 transitions. [2018-11-18 12:50:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 3766 transitions. [2018-11-18 12:50:39,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-18 12:50:39,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 468 proven. 61 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 12:50:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3302 states and 3783 transitions. [2018-11-18 12:50:41,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 3783 transitions. [2018-11-18 12:50:41,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-18 12:50:41,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 470 proven. 68 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 12:50:44,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:44,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3330 states and 3816 transitions. [2018-11-18 12:50:44,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3816 transitions. [2018-11-18 12:50:44,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-18 12:50:44,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:44,538 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 470 proven. 68 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 12:50:45,007 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-18 12:50:45,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:45,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3345 states and 3831 transitions. [2018-11-18 12:50:45,232 INFO L276 IsEmpty]: Start isEmpty. Operand 3345 states and 3831 transitions. [2018-11-18 12:50:45,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 12:50:45,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 12:50:49,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:49,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 3433 states and 3938 transitions. [2018-11-18 12:50:49,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 3938 transitions. [2018-11-18 12:50:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 12:50:49,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 12:50:51,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:51,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3472 states and 3978 transitions. [2018-11-18 12:50:51,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3472 states and 3978 transitions. [2018-11-18 12:50:51,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 12:50:51,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 12:50:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:51,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3478 states and 3985 transitions. [2018-11-18 12:50:51,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 3985 transitions. [2018-11-18 12:50:51,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 12:50:51,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:51,487 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 12:50:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 3500 states and 4007 transitions. [2018-11-18 12:50:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3500 states and 4007 transitions. [2018-11-18 12:50:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 12:50:52,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 12:50:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 3515 states and 4023 transitions. [2018-11-18 12:50:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 4023 transitions. [2018-11-18 12:50:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 12:50:53,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 12:50:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:54,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 3519 states and 4026 transitions. [2018-11-18 12:50:54,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 4026 transitions. [2018-11-18 12:50:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-18 12:50:54,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 12:50:54,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:54,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 3525 states and 4031 transitions. [2018-11-18 12:50:54,592 INFO L276 IsEmpty]: Start isEmpty. Operand 3525 states and 4031 transitions. [2018-11-18 12:50:54,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-18 12:50:54,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-18 12:50:55,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:50:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 3537 states and 4046 transitions. [2018-11-18 12:50:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 4046 transitions. [2018-11-18 12:50:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-18 12:50:55,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:50:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:50:56,878 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-18 12:51:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 3586 states and 4096 transitions. [2018-11-18 12:51:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 4096 transitions. [2018-11-18 12:51:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-18 12:51:02,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:02,660 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-18 12:51:03,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:03,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 3603 states and 4112 transitions. [2018-11-18 12:51:03,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 4112 transitions. [2018-11-18 12:51:03,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-18 12:51:03,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:03,994 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2018-11-18 12:51:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 3658 states and 4165 transitions. [2018-11-18 12:51:06,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3658 states and 4165 transitions. [2018-11-18 12:51:06,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-11-18 12:51:06,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:06,235 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 443 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-18 12:51:07,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:07,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4199 states to 3692 states and 4199 transitions. [2018-11-18 12:51:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 4199 transitions. [2018-11-18 12:51:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-18 12:51:07,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 573 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-11-18 12:51:07,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:07,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 3698 states and 4205 transitions. [2018-11-18 12:51:07,867 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 4205 transitions. [2018-11-18 12:51:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-18 12:51:07,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 573 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-11-18 12:51:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 3700 states and 4206 transitions. [2018-11-18 12:51:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3700 states and 4206 transitions. [2018-11-18 12:51:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:08,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:11,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 3745 states and 4254 transitions. [2018-11-18 12:51:11,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3745 states and 4254 transitions. [2018-11-18 12:51:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:11,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:11,714 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:13,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 3783 states and 4289 transitions. [2018-11-18 12:51:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 4289 transitions. [2018-11-18 12:51:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:13,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:13,323 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:13,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:13,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4331 states to 3828 states and 4331 transitions. [2018-11-18 12:51:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 4331 transitions. [2018-11-18 12:51:13,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:13,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:15,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 3844 states and 4346 transitions. [2018-11-18 12:51:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 3844 states and 4346 transitions. [2018-11-18 12:51:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:15,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:15,174 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:15,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:15,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 3849 states and 4351 transitions. [2018-11-18 12:51:15,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 4351 transitions. [2018-11-18 12:51:15,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:15,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 3858 states and 4359 transitions. [2018-11-18 12:51:15,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3858 states and 4359 transitions. [2018-11-18 12:51:15,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:15,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 3869 states and 4369 transitions. [2018-11-18 12:51:16,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4369 transitions. [2018-11-18 12:51:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-18 12:51:16,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:16,286 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-18 12:51:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 3870 states and 4369 transitions. [2018-11-18 12:51:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3870 states and 4369 transitions. [2018-11-18 12:51:16,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:16,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:19,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:19,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 3903 states and 4417 transitions. [2018-11-18 12:51:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3903 states and 4417 transitions. [2018-11-18 12:51:19,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:19,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:20,118 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:21,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 3943 states and 4460 transitions. [2018-11-18 12:51:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 4460 transitions. [2018-11-18 12:51:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:21,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:22,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:22,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 3950 states and 4468 transitions. [2018-11-18 12:51:22,275 INFO L276 IsEmpty]: Start isEmpty. Operand 3950 states and 4468 transitions. [2018-11-18 12:51:22,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:22,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:22,426 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:23,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 3955 states and 4474 transitions. [2018-11-18 12:51:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3955 states and 4474 transitions. [2018-11-18 12:51:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:23,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:24,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4519 states to 3999 states and 4519 transitions. [2018-11-18 12:51:24,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 4519 transitions. [2018-11-18 12:51:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:24,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:24,543 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:25,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 4003 states and 4524 transitions. [2018-11-18 12:51:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 4524 transitions. [2018-11-18 12:51:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:25,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:25,249 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 4019 states and 4542 transitions. [2018-11-18 12:51:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 4542 transitions. [2018-11-18 12:51:26,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-18 12:51:26,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 12:51:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4029 states and 4552 transitions. [2018-11-18 12:51:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 4552 transitions. [2018-11-18 12:51:27,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:27,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:28,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:28,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4602 states to 4072 states and 4602 transitions. [2018-11-18 12:51:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4072 states and 4602 transitions. [2018-11-18 12:51:28,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:28,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:30,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:30,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 4132 states and 4662 transitions. [2018-11-18 12:51:30,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 4662 transitions. [2018-11-18 12:51:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:30,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:34,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 4206 states and 4741 transitions. [2018-11-18 12:51:34,587 INFO L276 IsEmpty]: Start isEmpty. Operand 4206 states and 4741 transitions. [2018-11-18 12:51:34,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:34,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:34,701 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:35,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:35,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 4240 states and 4775 transitions. [2018-11-18 12:51:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 4240 states and 4775 transitions. [2018-11-18 12:51:35,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:35,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:35,812 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:36,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 4274 states and 4808 transitions. [2018-11-18 12:51:36,589 INFO L276 IsEmpty]: Start isEmpty. Operand 4274 states and 4808 transitions. [2018-11-18 12:51:36,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:36,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:36,703 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:38,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:38,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4817 states to 4280 states and 4817 transitions. [2018-11-18 12:51:38,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 4817 transitions. [2018-11-18 12:51:38,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:38,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:38,625 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:40,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4867 states to 4329 states and 4867 transitions. [2018-11-18 12:51:40,774 INFO L276 IsEmpty]: Start isEmpty. Operand 4329 states and 4867 transitions. [2018-11-18 12:51:40,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:40,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:40,888 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:42,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 4335 states and 4875 transitions. [2018-11-18 12:51:42,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4335 states and 4875 transitions. [2018-11-18 12:51:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:42,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:42,336 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:43,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4883 states to 4341 states and 4883 transitions. [2018-11-18 12:51:43,552 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 4883 transitions. [2018-11-18 12:51:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:43,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:43,666 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 4352 states and 4893 transitions. [2018-11-18 12:51:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 4893 transitions. [2018-11-18 12:51:44,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:44,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:44,393 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:47,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4398 states and 4939 transitions. [2018-11-18 12:51:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 4398 states and 4939 transitions. [2018-11-18 12:51:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-18 12:51:47,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-18 12:51:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4952 states to 4412 states and 4952 transitions. [2018-11-18 12:51:48,443 INFO L276 IsEmpty]: Start isEmpty. Operand 4412 states and 4952 transitions. [2018-11-18 12:51:48,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-11-18 12:51:48,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 803 proven. 5 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-18 12:51:51,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:51,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 4417 states and 4958 transitions. [2018-11-18 12:51:51,653 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 4958 transitions. [2018-11-18 12:51:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2018-11-18 12:51:51,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:51,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1146 backedges. 681 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-11-18 12:51:51,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4966 states to 4425 states and 4966 transitions. [2018-11-18 12:51:51,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4425 states and 4966 transitions. [2018-11-18 12:51:51,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:51:51,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:51:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:51:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 4459 states and 5000 transitions. [2018-11-18 12:51:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 4459 states and 5000 transitions. [2018-11-18 12:51:52,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:51:52,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:51:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:51:53,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:01,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5114 states to 4548 states and 5114 transitions. [2018-11-18 12:52:01,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4548 states and 5114 transitions. [2018-11-18 12:52:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:01,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:03,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5180 states to 4610 states and 5180 transitions. [2018-11-18 12:52:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 5180 transitions. [2018-11-18 12:52:03,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:03,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:04,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 4651 states and 5226 transitions. [2018-11-18 12:52:07,392 INFO L276 IsEmpty]: Start isEmpty. Operand 4651 states and 5226 transitions. [2018-11-18 12:52:07,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:07,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:10,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5279 states to 4701 states and 5279 transitions. [2018-11-18 12:52:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand 4701 states and 5279 transitions. [2018-11-18 12:52:10,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:10,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5318 states to 4740 states and 5318 transitions. [2018-11-18 12:52:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 4740 states and 5318 transitions. [2018-11-18 12:52:12,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:12,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5374 states to 4793 states and 5374 transitions. [2018-11-18 12:52:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 4793 states and 5374 transitions. [2018-11-18 12:52:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:14,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:17,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:17,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5399 states to 4816 states and 5399 transitions. [2018-11-18 12:52:17,118 INFO L276 IsEmpty]: Start isEmpty. Operand 4816 states and 5399 transitions. [2018-11-18 12:52:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:17,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 4850 states and 5433 transitions. [2018-11-18 12:52:18,100 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 5433 transitions. [2018-11-18 12:52:18,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:18,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:19,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5449 states to 4864 states and 5449 transitions. [2018-11-18 12:52:19,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4864 states and 5449 transitions. [2018-11-18 12:52:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:19,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:21,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5463 states to 4880 states and 5463 transitions. [2018-11-18 12:52:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 4880 states and 5463 transitions. [2018-11-18 12:52:21,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:21,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:22,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:23,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:23,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5479 states to 4895 states and 5479 transitions. [2018-11-18 12:52:23,238 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 5479 transitions. [2018-11-18 12:52:23,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:23,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5492 states to 4909 states and 5492 transitions. [2018-11-18 12:52:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 4909 states and 5492 transitions. [2018-11-18 12:52:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:24,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:24,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:25,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:25,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5500 states to 4917 states and 5500 transitions. [2018-11-18 12:52:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 4917 states and 5500 transitions. [2018-11-18 12:52:25,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:25,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:25,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:26,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5510 states to 4927 states and 5510 transitions. [2018-11-18 12:52:26,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4927 states and 5510 transitions. [2018-11-18 12:52:26,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:26,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:26,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5510 states to 4928 states and 5510 transitions. [2018-11-18 12:52:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 4928 states and 5510 transitions. [2018-11-18 12:52:26,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:26,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:27,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:27,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:27,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5519 states to 4937 states and 5519 transitions. [2018-11-18 12:52:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 4937 states and 5519 transitions. [2018-11-18 12:52:27,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:27,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:28,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:28,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 4948 states and 5529 transitions. [2018-11-18 12:52:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand 4948 states and 5529 transitions. [2018-11-18 12:52:28,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:28,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:29,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:29,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 4992 states and 5572 transitions. [2018-11-18 12:52:29,802 INFO L276 IsEmpty]: Start isEmpty. Operand 4992 states and 5572 transitions. [2018-11-18 12:52:29,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:29,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:30,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:30,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 4993 states and 5572 transitions. [2018-11-18 12:52:30,752 INFO L276 IsEmpty]: Start isEmpty. Operand 4993 states and 5572 transitions. [2018-11-18 12:52:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:30,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:31,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5586 states to 5008 states and 5586 transitions. [2018-11-18 12:52:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 5008 states and 5586 transitions. [2018-11-18 12:52:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-18 12:52:31,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:31,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 12:52:33,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:33,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5630 states to 5053 states and 5630 transitions. [2018-11-18 12:52:33,343 INFO L276 IsEmpty]: Start isEmpty. Operand 5053 states and 5630 transitions. [2018-11-18 12:52:33,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2018-11-18 12:52:33,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:33,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 399 proven. 4 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2018-11-18 12:52:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5657 states to 5080 states and 5657 transitions. [2018-11-18 12:52:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 5080 states and 5657 transitions. [2018-11-18 12:52:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2018-11-18 12:52:34,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:35,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 399 proven. 4 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2018-11-18 12:52:36,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:36,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 5091 states and 5667 transitions. [2018-11-18 12:52:36,101 INFO L276 IsEmpty]: Start isEmpty. Operand 5091 states and 5667 transitions. [2018-11-18 12:52:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2018-11-18 12:52:36,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 933 proven. 28 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2018-11-18 12:52:37,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:37,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5687 states to 5112 states and 5687 transitions. [2018-11-18 12:52:37,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5112 states and 5687 transitions. [2018-11-18 12:52:37,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2018-11-18 12:52:37,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 12:52:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:52:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 933 proven. 28 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2018-11-18 12:52:37,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 12:52:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 3765 states and 4200 transitions. [2018-11-18 12:52:37,617 INFO L276 IsEmpty]: Start isEmpty. Operand 3765 states and 4200 transitions. [2018-11-18 12:52:37,619 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:52:37,619 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 254 iterations. [2018-11-18 12:52:37,625 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 12:52:37,758 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2018-11-18 12:52:37,867 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 20 [2018-11-18 12:52:38,028 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 20 [2018-11-18 12:52:38,209 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 20 [2018-11-18 12:52:38,527 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 20 [2018-11-18 12:52:38,635 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 20 [2018-11-18 12:52:38,747 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 20 [2018-11-18 12:52:38,938 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-11-18 12:52:39,051 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 20 [2018-11-18 12:52:39,164 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 20 [2018-11-18 12:52:39,316 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 20 [2018-11-18 12:52:39,516 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 20 [2018-11-18 12:52:39,644 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 20 [2018-11-18 12:52:39,789 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2018-11-18 12:52:39,930 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 20 [2018-11-18 12:52:40,066 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 20 [2018-11-18 12:52:40,201 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:40,336 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:40,479 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 20 [2018-11-18 12:52:40,610 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 20 [2018-11-18 12:52:40,723 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 20 [2018-11-18 12:52:40,832 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2018-11-18 12:52:40,935 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-11-18 12:52:41,119 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2018-11-18 12:52:41,337 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 57 [2018-11-18 12:52:41,482 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:41,614 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:41,748 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 20 [2018-11-18 12:52:41,892 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 20 [2018-11-18 12:52:42,016 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 20 [2018-11-18 12:52:42,161 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 20 [2018-11-18 12:52:42,278 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 20 [2018-11-18 12:52:42,414 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:42,518 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-11-18 12:52:42,649 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-11-18 12:52:42,794 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 20 [2018-11-18 12:52:42,937 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2018-11-18 12:52:43,087 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 20 [2018-11-18 12:52:43,210 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 20 [2018-11-18 12:52:43,391 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 20 [2018-11-18 12:52:43,508 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 20 [2018-11-18 12:52:43,624 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 20 [2018-11-18 12:52:43,760 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:43,902 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2018-11-18 12:52:44,050 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2018-11-18 12:52:44,209 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 20 [2018-11-18 12:52:44,311 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 20 [2018-11-18 12:52:44,414 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 20 [2018-11-18 12:52:44,674 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 20 [2018-11-18 12:52:44,813 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 20 [2018-11-18 12:52:44,952 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 20 [2018-11-18 12:52:45,152 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 20 [2018-11-18 12:52:45,260 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2018-11-18 12:52:45,395 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2018-11-18 12:52:45,707 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 20 [2018-11-18 12:52:45,841 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:45,954 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2018-11-18 12:52:46,172 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 20 [2018-11-18 12:52:46,292 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 20 [2018-11-18 12:52:46,413 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:46,552 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 20 [2018-11-18 12:52:46,690 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 20 [2018-11-18 12:52:46,809 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 20 [2018-11-18 12:52:46,951 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 20 [2018-11-18 12:52:47,135 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 52 [2018-11-18 12:52:47,279 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-11-18 12:52:47,468 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 20 [2018-11-18 12:52:47,468 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 12:52:47,470 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 12:52:47,476 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 12:52:47,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 12:52:47 ImpRootNode [2018-11-18 12:52:47,477 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 12:52:47,477 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:52:47,477 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:52:47,477 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:52:47,478 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:48:26" (3/4) ... [2018-11-18 12:52:47,484 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:52:47,498 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2018-11-18 12:52:47,499 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 12:52:47,500 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 12:52:47,501 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 12:52:47,573 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9e09925d-2001-489b-ba51-d7c20c16dd2a/bin-2019/ukojak/witness.graphml [2018-11-18 12:52:47,573 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:52:47,574 INFO L168 Benchmark]: Toolchain (without parser) took 263071.44 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 950.1 MB in the beginning and 3.1 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-18 12:52:47,574 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:52:47,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.08 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 917.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:52:47,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 917.9 MB in the beginning and 1.1 GB in the end (delta: -207.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:52:47,575 INFO L168 Benchmark]: Boogie Preprocessor took 43.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:52:47,575 INFO L168 Benchmark]: RCFGBuilder took 1441.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.9 MB in the end (delta: 239.8 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:52:47,575 INFO L168 Benchmark]: CodeCheck took 261005.61 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 879.9 MB in the beginning and 3.1 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-18 12:52:47,576 INFO L168 Benchmark]: Witness Printer took 96.14 ms. Allocated memory is still 4.7 GB. Free memory is still 3.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:52:47,577 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 1 procedures, 228 locations, 1 error locations. SAFE Result, 251.1s OverallTime, 254 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 622854144 SDtfs, -925567560 SDslu, 150994944 SDs, 0 SdLazy, -254962560 SolverSat, 499253760 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1365.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 428084 GetRequests, 420162 SyntacticMatches, 5726 SemanticMatches, 2196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3384276 ImplicationChecksByTransitivity, 209.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 18.1s InterpolantComputationTime, 65951 NumberOfCodeBlocks, 65951 NumberOfCodeBlocksAsserted, 253 NumberOfCheckSat, 65698 ConstructedInterpolants, 0 QuantifiedInterpolants, 57543461 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 253 InterpolantComputations, 140 PerfectInterpolantSequences, 104196/105448 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: 484]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a28 == 10 && a11 == 1) || a28 == 7) || (a28 == 8 && !(a11 == 1))) || (!(a28 == 8) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a28 == 7 || (a28 == 10 && a11 == 1)) || (a28 == 8 && !(a11 == 1))) || (!(a28 == 8) && !(a17 == 9)) * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.08 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 917.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 107.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 917.9 MB in the beginning and 1.1 GB in the end (delta: -207.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1441.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.9 MB in the end (delta: 239.8 MB). Peak memory consumption was 239.8 MB. Max. memory is 11.5 GB. * CodeCheck took 261005.61 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 879.9 MB in the beginning and 3.1 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 96.14 ms. Allocated memory is still 4.7 GB. Free memory is still 3.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...