./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label07_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label07_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/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 e1aefec8ddab0c97dfdccb598d218efc3fd3f309 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:27:02,521 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:27:02,523 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:27:02,530 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:27:02,531 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:27:02,531 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:27:02,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:27:02,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:27:02,534 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:27:02,535 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:27:02,535 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:27:02,536 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:27:02,536 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:27:02,537 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:27:02,538 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:27:02,538 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:27:02,539 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:27:02,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:27:02,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:27:02,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:27:02,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:27:02,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:27:02,545 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:27:02,546 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:27:02,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:27:02,546 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:27:02,547 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:27:02,548 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:27:02,548 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:27:02,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:27:02,549 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:27:02,550 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:27:02,550 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:27:02,550 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:27:02,551 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:27:02,551 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:27:02,551 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 22:27:02,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:27:02,562 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:27:02,562 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:27:02,563 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 22:27:02,563 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:27:02,563 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:27:02,563 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:27:02,563 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:27:02,564 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:27:02,565 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:27:02,565 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:27:02,565 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:27:02,565 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:27:02,565 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:27:02,565 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:27:02,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:27:02,565 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:27:02,566 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:27:02,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:27:02,566 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 22:27:02,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:27:02,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:27:02,566 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_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/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 -> e1aefec8ddab0c97dfdccb598d218efc3fd3f309 [2018-11-22 22:27:02,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:27:02,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:27:02,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:27:02,599 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:27:02,599 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:27:02,599 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label07_true-unreach-call_false-termination.c [2018-11-22 22:27:02,635 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/data/478ad04d0/886fc728bd954e6181ed3e0943ccc453/FLAGec17ef30c [2018-11-22 22:27:03,091 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:27:03,092 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/sv-benchmarks/c/eca-rers2012/Problem02_label07_true-unreach-call_false-termination.c [2018-11-22 22:27:03,101 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/data/478ad04d0/886fc728bd954e6181ed3e0943ccc453/FLAGec17ef30c [2018-11-22 22:27:03,113 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/data/478ad04d0/886fc728bd954e6181ed3e0943ccc453 [2018-11-22 22:27:03,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:27:03,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:27:03,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:27:03,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:27:03,120 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:27:03,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03, skipping insertion in model container [2018-11-22 22:27:03,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:27:03,165 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:27:03,414 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:27:03,418 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:27:03,482 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:27:03,492 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:27:03,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03 WrapperNode [2018-11-22 22:27:03,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:27:03,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:27:03,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:27:03,494 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:27:03,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:27:03,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:27:03,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:27:03,589 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:27:03,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... [2018-11-22 22:27:03,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:27:03,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:27:03,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:27:03,632 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:27:03,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:27:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/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 [2018-11-22 22:27:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 22:27:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:27:03,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:27:05,445 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:27:05,445 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:27:05,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:27:05 BoogieIcfgContainer [2018-11-22 22:27:05,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:27:05,446 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:27:05,446 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:27:05,454 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:27:05,455 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:27:05" (1/1) ... [2018-11-22 22:27:05,465 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:27:05,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-22 22:27:05,496 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-22 22:27:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-22 22:27:05,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:05,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:06,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:06,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-11-22 22:27:06,129 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-11-22 22:27:06,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-22 22:27:06,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:06,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 241 states and 337 transitions. [2018-11-22 22:27:06,608 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2018-11-22 22:27:06,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-22 22:27:06,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:06,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 328 states and 430 transitions. [2018-11-22 22:27:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 430 transitions. [2018-11-22 22:27:07,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-22 22:27:07,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:07,233 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:07,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 338 states and 444 transitions. [2018-11-22 22:27:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 444 transitions. [2018-11-22 22:27:07,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-22 22:27:07,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:07,465 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 342 states and 451 transitions. [2018-11-22 22:27:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 451 transitions. [2018-11-22 22:27:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-22 22:27:07,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:27:07,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:07,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 351 states and 464 transitions. [2018-11-22 22:27:07,888 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 464 transitions. [2018-11-22 22:27:07,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 22:27:07,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:08,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 363 states and 477 transitions. [2018-11-22 22:27:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 477 transitions. [2018-11-22 22:27:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-22 22:27:08,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:27:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 367 states and 484 transitions. [2018-11-22 22:27:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 484 transitions. [2018-11-22 22:27:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:27:08,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:27:08,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:08,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 389 states and 510 transitions. [2018-11-22 22:27:08,602 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 510 transitions. [2018-11-22 22:27:08,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:27:08,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-22 22:27:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 396 states and 521 transitions. [2018-11-22 22:27:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 521 transitions. [2018-11-22 22:27:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-22 22:27:08,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:08,866 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:27:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 399 states and 524 transitions. [2018-11-22 22:27:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 524 transitions. [2018-11-22 22:27:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-22 22:27:08,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:08,921 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:27:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:08,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 403 states and 528 transitions. [2018-11-22 22:27:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 528 transitions. [2018-11-22 22:27:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-22 22:27:08,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:09,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 409 states and 534 transitions. [2018-11-22 22:27:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 534 transitions. [2018-11-22 22:27:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-22 22:27:09,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:09,080 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:27:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 417 states and 542 transitions. [2018-11-22 22:27:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 542 transitions. [2018-11-22 22:27:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-22 22:27:09,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:09,174 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:27:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:09,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 436 states and 565 transitions. [2018-11-22 22:27:09,400 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 565 transitions. [2018-11-22 22:27:09,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-22 22:27:09,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:09,443 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:09,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 463 states and 597 transitions. [2018-11-22 22:27:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 597 transitions. [2018-11-22 22:27:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-22 22:27:09,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:09,683 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:27:09,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:09,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 603 transitions. [2018-11-22 22:27:09,702 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 603 transitions. [2018-11-22 22:27:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-22 22:27:09,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:27:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 507 states and 646 transitions. [2018-11-22 22:27:10,308 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 646 transitions. [2018-11-22 22:27:10,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-22 22:27:10,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:10,330 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:27:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 522 states and 663 transitions. [2018-11-22 22:27:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 663 transitions. [2018-11-22 22:27:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-22 22:27:10,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:10,528 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:27:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 528 states and 669 transitions. [2018-11-22 22:27:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 669 transitions. [2018-11-22 22:27:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-22 22:27:10,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:10,589 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 22:27:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 551 states and 696 transitions. [2018-11-22 22:27:10,887 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 696 transitions. [2018-11-22 22:27:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-22 22:27:10,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:10,913 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:11,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 573 states and 722 transitions. [2018-11-22 22:27:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 722 transitions. [2018-11-22 22:27:11,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-22 22:27:11,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:27:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:11,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 592 states and 743 transitions. [2018-11-22 22:27:11,477 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 743 transitions. [2018-11-22 22:27:11,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-22 22:27:11,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-22 22:27:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 598 states and 751 transitions. [2018-11-22 22:27:11,923 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 751 transitions. [2018-11-22 22:27:11,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-22 22:27:11,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-22 22:27:12,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 601 states and 755 transitions. [2018-11-22 22:27:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 755 transitions. [2018-11-22 22:27:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-22 22:27:12,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 634 states and 790 transitions. [2018-11-22 22:27:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 790 transitions. [2018-11-22 22:27:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-22 22:27:12,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:12,466 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:12,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:12,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 638 states and 795 transitions. [2018-11-22 22:27:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 795 transitions. [2018-11-22 22:27:12,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 22:27:12,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:12,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:12,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 667 states and 825 transitions. [2018-11-22 22:27:12,792 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 825 transitions. [2018-11-22 22:27:12,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-22 22:27:12,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 22:27:12,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:12,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 668 states and 827 transitions. [2018-11-22 22:27:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 827 transitions. [2018-11-22 22:27:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-22 22:27:12,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:12,956 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 22:27:13,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:13,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 678 states and 838 transitions. [2018-11-22 22:27:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 838 transitions. [2018-11-22 22:27:13,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-22 22:27:13,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:13,130 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:13,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 705 states and 868 transitions. [2018-11-22 22:27:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 868 transitions. [2018-11-22 22:27:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-22 22:27:13,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:27:13,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 721 states and 886 transitions. [2018-11-22 22:27:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 886 transitions. [2018-11-22 22:27:13,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-22 22:27:13,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:14,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:14,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 725 states and 895 transitions. [2018-11-22 22:27:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 895 transitions. [2018-11-22 22:27:14,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-22 22:27:14,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:14,442 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:27:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 765 states and 945 transitions. [2018-11-22 22:27:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 945 transitions. [2018-11-22 22:27:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 22:27:15,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:16,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 781 states and 962 transitions. [2018-11-22 22:27:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 962 transitions. [2018-11-22 22:27:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 22:27:16,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:27:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:16,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 782 states and 964 transitions. [2018-11-22 22:27:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 964 transitions. [2018-11-22 22:27:16,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-22 22:27:16,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:27:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 791 states and 973 transitions. [2018-11-22 22:27:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 973 transitions. [2018-11-22 22:27:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 22:27:16,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:27:16,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:16,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 810 states and 995 transitions. [2018-11-22 22:27:16,919 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 995 transitions. [2018-11-22 22:27:16,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 22:27:16,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:17,187 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 876 states and 1072 transitions. [2018-11-22 22:27:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1072 transitions. [2018-11-22 22:27:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-22 22:27:19,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:27:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:19,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 877 states and 1073 transitions. [2018-11-22 22:27:19,383 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1073 transitions. [2018-11-22 22:27:19,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-22 22:27:19,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 896 states and 1093 transitions. [2018-11-22 22:27:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1093 transitions. [2018-11-22 22:27:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-22 22:27:19,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:20,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 908 states and 1104 transitions. [2018-11-22 22:27:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1104 transitions. [2018-11-22 22:27:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:27:20,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:20,186 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:27:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 909 states and 1105 transitions. [2018-11-22 22:27:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1105 transitions. [2018-11-22 22:27:20,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 22:27:20,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 972 states and 1175 transitions. [2018-11-22 22:27:23,287 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1175 transitions. [2018-11-22 22:27:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:27:23,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:23,318 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:27:23,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 974 states and 1177 transitions. [2018-11-22 22:27:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1177 transitions. [2018-11-22 22:27:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:27:23,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:24,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 984 states and 1190 transitions. [2018-11-22 22:27:24,080 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1190 transitions. [2018-11-22 22:27:24,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:27:24,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:24,122 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:24,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:24,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1000 states and 1206 transitions. [2018-11-22 22:27:24,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1206 transitions. [2018-11-22 22:27:24,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:27:24,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:24,418 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:27:24,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1019 states and 1226 transitions. [2018-11-22 22:27:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1226 transitions. [2018-11-22 22:27:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:27:24,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:24,750 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1038 states and 1244 transitions. [2018-11-22 22:27:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1244 transitions. [2018-11-22 22:27:25,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:27:25,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:25,107 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-22 22:27:25,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1047 states and 1254 transitions. [2018-11-22 22:27:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1254 transitions. [2018-11-22 22:27:25,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-22 22:27:25,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:25,413 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1086 states and 1300 transitions. [2018-11-22 22:27:27,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1300 transitions. [2018-11-22 22:27:27,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-22 22:27:27,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:27:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1096 states and 1310 transitions. [2018-11-22 22:27:27,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1310 transitions. [2018-11-22 22:27:27,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:27:27,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:30,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:30,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1148 states and 1370 transitions. [2018-11-22 22:27:30,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1370 transitions. [2018-11-22 22:27:30,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-22 22:27:30,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:30,406 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:30,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1164 states and 1386 transitions. [2018-11-22 22:27:30,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1386 transitions. [2018-11-22 22:27:30,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-22 22:27:30,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:30,743 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1180 states and 1405 transitions. [2018-11-22 22:27:31,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1405 transitions. [2018-11-22 22:27:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-22 22:27:31,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:31,133 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:31,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:31,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1187 states and 1416 transitions. [2018-11-22 22:27:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1416 transitions. [2018-11-22 22:27:31,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-22 22:27:31,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:31,190 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-22 22:27:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:31,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1190 states and 1419 transitions. [2018-11-22 22:27:31,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1419 transitions. [2018-11-22 22:27:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-22 22:27:31,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:31,316 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:32,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:32,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1236 states and 1469 transitions. [2018-11-22 22:27:32,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1469 transitions. [2018-11-22 22:27:32,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-22 22:27:32,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:27:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1239 states and 1477 transitions. [2018-11-22 22:27:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1477 transitions. [2018-11-22 22:27:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-22 22:27:33,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:33,136 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 22:27:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:34,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1278 states and 1524 transitions. [2018-11-22 22:27:34,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1524 transitions. [2018-11-22 22:27:34,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-22 22:27:34,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:35,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:35,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1281 states and 1527 transitions. [2018-11-22 22:27:35,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1527 transitions. [2018-11-22 22:27:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 22:27:35,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:35,473 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-22 22:27:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1317 states and 1562 transitions. [2018-11-22 22:27:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1562 transitions. [2018-11-22 22:27:37,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 22:27:37,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:37,485 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1348 states and 1595 transitions. [2018-11-22 22:27:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1595 transitions. [2018-11-22 22:27:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-22 22:27:38,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 22:27:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:38,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1363 states and 1616 transitions. [2018-11-22 22:27:38,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1616 transitions. [2018-11-22 22:27:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-22 22:27:38,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:38,669 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 22:27:38,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1386 states and 1639 transitions. [2018-11-22 22:27:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1639 transitions. [2018-11-22 22:27:38,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-22 22:27:38,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:38,753 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:27:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:38,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1395 states and 1648 transitions. [2018-11-22 22:27:38,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1648 transitions. [2018-11-22 22:27:38,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 22:27:38,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:27:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:39,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1411 states and 1667 transitions. [2018-11-22 22:27:39,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1667 transitions. [2018-11-22 22:27:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-22 22:27:39,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:27:41,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1482 states and 1737 transitions. [2018-11-22 22:27:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1737 transitions. [2018-11-22 22:27:41,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-22 22:27:41,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-22 22:27:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:41,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1510 states and 1765 transitions. [2018-11-22 22:27:41,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1765 transitions. [2018-11-22 22:27:41,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-22 22:27:41,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:41,906 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:42,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1526 states and 1784 transitions. [2018-11-22 22:27:42,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1784 transitions. [2018-11-22 22:27:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:27:42,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:42,249 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1562 states and 1826 transitions. [2018-11-22 22:27:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1826 transitions. [2018-11-22 22:27:42,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:27:42,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:43,046 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:43,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:43,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1590 states and 1853 transitions. [2018-11-22 22:27:43,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1853 transitions. [2018-11-22 22:27:43,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:27:43,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:44,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:44,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1604 states and 1870 transitions. [2018-11-22 22:27:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 1870 transitions. [2018-11-22 22:27:44,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-22 22:27:44,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:27:44,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:44,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1620 states and 1891 transitions. [2018-11-22 22:27:44,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 1891 transitions. [2018-11-22 22:27:44,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-22 22:27:44,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:44,978 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:46,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:46,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1636 states and 1912 transitions. [2018-11-22 22:27:46,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1912 transitions. [2018-11-22 22:27:46,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-22 22:27:46,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:46,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1652 states and 1930 transitions. [2018-11-22 22:27:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1930 transitions. [2018-11-22 22:27:46,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-22 22:27:46,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:46,664 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:27:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:47,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1682 states and 1961 transitions. [2018-11-22 22:27:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1961 transitions. [2018-11-22 22:27:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-22 22:27:47,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:49,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1756 states and 2047 transitions. [2018-11-22 22:27:49,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2047 transitions. [2018-11-22 22:27:49,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-22 22:27:49,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1772 states and 2064 transitions. [2018-11-22 22:27:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2064 transitions. [2018-11-22 22:27:50,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-22 22:27:50,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1788 states and 2080 transitions. [2018-11-22 22:27:50,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2080 transitions. [2018-11-22 22:27:50,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-22 22:27:50,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:50,928 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:27:51,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:51,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1802 states and 2094 transitions. [2018-11-22 22:27:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2094 transitions. [2018-11-22 22:27:51,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-22 22:27:51,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:51,254 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:27:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1851 states and 2145 transitions. [2018-11-22 22:27:52,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2145 transitions. [2018-11-22 22:27:52,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 22:27:52,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 22:27:53,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:53,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1903 states and 2201 transitions. [2018-11-22 22:27:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2201 transitions. [2018-11-22 22:27:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-22 22:27:53,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:27:54,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1918 states and 2216 transitions. [2018-11-22 22:27:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2216 transitions. [2018-11-22 22:27:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-22 22:27:54,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:27:55,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:55,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1949 states and 2249 transitions. [2018-11-22 22:27:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2249 transitions. [2018-11-22 22:27:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:27:55,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:55,710 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:27:55,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:55,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1966 states and 2273 transitions. [2018-11-22 22:27:55,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2273 transitions. [2018-11-22 22:27:55,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 22:27:55,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:56,212 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 120 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:27:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:57,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1999 states and 2308 transitions. [2018-11-22 22:27:57,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2308 transitions. [2018-11-22 22:27:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-22 22:27:57,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:58,234 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 22:27:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:27:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 2000 states and 2310 transitions. [2018-11-22 22:27:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2310 transitions. [2018-11-22 22:27:59,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-22 22:27:59,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:27:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:27:59,432 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 22:28:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 2010 states and 2320 transitions. [2018-11-22 22:28:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 2320 transitions. [2018-11-22 22:28:00,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-22 22:28:00,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-22 22:28:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2024 states and 2335 transitions. [2018-11-22 22:28:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2335 transitions. [2018-11-22 22:28:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-22 22:28:00,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:00,675 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-22 22:28:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:00,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2083 states and 2395 transitions. [2018-11-22 22:28:00,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2395 transitions. [2018-11-22 22:28:00,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-22 22:28:00,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-22 22:28:01,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 2095 states and 2407 transitions. [2018-11-22 22:28:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2407 transitions. [2018-11-22 22:28:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-22 22:28:01,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2101 states and 2417 transitions. [2018-11-22 22:28:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2417 transitions. [2018-11-22 22:28:01,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-22 22:28:01,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 22:28:02,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:02,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2102 states and 2418 transitions. [2018-11-22 22:28:02,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2418 transitions. [2018-11-22 22:28:02,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-22 22:28:02,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:02,308 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 22:28:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:03,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2141 states and 2464 transitions. [2018-11-22 22:28:03,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2464 transitions. [2018-11-22 22:28:03,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-22 22:28:03,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:03,564 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 22:28:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:04,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2157 states and 2481 transitions. [2018-11-22 22:28:04,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2481 transitions. [2018-11-22 22:28:04,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-22 22:28:04,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:04,196 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 22:28:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2164 states and 2490 transitions. [2018-11-22 22:28:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2490 transitions. [2018-11-22 22:28:04,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-22 22:28:04,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-22 22:28:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2178 states and 2504 transitions. [2018-11-22 22:28:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2504 transitions. [2018-11-22 22:28:04,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-22 22:28:04,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:04,905 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-22 22:28:05,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2188 states and 2516 transitions. [2018-11-22 22:28:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2516 transitions. [2018-11-22 22:28:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-22 22:28:05,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-22 22:28:05,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2189 states and 2516 transitions. [2018-11-22 22:28:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2516 transitions. [2018-11-22 22:28:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-22 22:28:05,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:28:06,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:06,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2228 states and 2565 transitions. [2018-11-22 22:28:06,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2565 transitions. [2018-11-22 22:28:06,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-22 22:28:06,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:06,846 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:28:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:07,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2244 states and 2580 transitions. [2018-11-22 22:28:07,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2580 transitions. [2018-11-22 22:28:07,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 22:28:07,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:07,111 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-22 22:28:07,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:07,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2248 states and 2584 transitions. [2018-11-22 22:28:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2584 transitions. [2018-11-22 22:28:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 22:28:07,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:28:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:08,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2267 states and 2610 transitions. [2018-11-22 22:28:08,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 2610 transitions. [2018-11-22 22:28:08,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 22:28:08,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:28:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2281 states and 2623 transitions. [2018-11-22 22:28:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2623 transitions. [2018-11-22 22:28:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 22:28:08,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:28:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2297 states and 2638 transitions. [2018-11-22 22:28:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2638 transitions. [2018-11-22 22:28:08,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-22 22:28:08,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 123 proven. 2 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-22 22:28:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2303 states and 2645 transitions. [2018-11-22 22:28:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2645 transitions. [2018-11-22 22:28:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-22 22:28:08,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-22 22:28:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2309 states and 2652 transitions. [2018-11-22 22:28:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2652 transitions. [2018-11-22 22:28:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-22 22:28:09,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:09,925 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:28:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2336 states and 2681 transitions. [2018-11-22 22:28:11,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2681 transitions. [2018-11-22 22:28:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-22 22:28:11,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:28:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:14,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2387 states and 2733 transitions. [2018-11-22 22:28:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2733 transitions. [2018-11-22 22:28:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-22 22:28:14,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:14,638 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:28:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2438 states and 2783 transitions. [2018-11-22 22:28:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 2783 transitions. [2018-11-22 22:28:17,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-22 22:28:17,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:17,186 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 22:28:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2500 states and 2844 transitions. [2018-11-22 22:28:19,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 2844 transitions. [2018-11-22 22:28:19,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-22 22:28:19,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 18 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-22 22:28:19,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2501 states and 2844 transitions. [2018-11-22 22:28:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 2844 transitions. [2018-11-22 22:28:20,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-22 22:28:20,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:20,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:28:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:21,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2531 states and 2881 transitions. [2018-11-22 22:28:21,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 2881 transitions. [2018-11-22 22:28:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-22 22:28:21,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:21,378 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:28:21,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:21,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2532 states and 2881 transitions. [2018-11-22 22:28:21,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 2881 transitions. [2018-11-22 22:28:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-22 22:28:21,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:21,759 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 22:28:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2543 states and 2891 transitions. [2018-11-22 22:28:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 2891 transitions. [2018-11-22 22:28:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-22 22:28:22,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-22 22:28:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2546 states and 2894 transitions. [2018-11-22 22:28:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 2894 transitions. [2018-11-22 22:28:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-22 22:28:22,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-22 22:28:22,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:22,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2547 states and 2894 transitions. [2018-11-22 22:28:22,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 2894 transitions. [2018-11-22 22:28:22,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-22 22:28:22,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:28:24,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:24,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 2595 states and 2946 transitions. [2018-11-22 22:28:24,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 2946 transitions. [2018-11-22 22:28:24,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-22 22:28:24,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:24,920 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:28:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:25,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2605 states and 2956 transitions. [2018-11-22 22:28:25,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 2956 transitions. [2018-11-22 22:28:25,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-22 22:28:25,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:25,528 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:28:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2626 states and 2980 transitions. [2018-11-22 22:28:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 2980 transitions. [2018-11-22 22:28:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-22 22:28:26,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:26,256 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:28:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:26,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 2649 states and 3004 transitions. [2018-11-22 22:28:26,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3004 transitions. [2018-11-22 22:28:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-22 22:28:26,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:26,873 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:28:27,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 2650 states and 3004 transitions. [2018-11-22 22:28:27,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 3004 transitions. [2018-11-22 22:28:27,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-22 22:28:27,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:27,365 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:28:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:27,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 2651 states and 3004 transitions. [2018-11-22 22:28:27,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3004 transitions. [2018-11-22 22:28:27,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-22 22:28:27,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:27,725 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-22 22:28:27,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 2662 states and 3015 transitions. [2018-11-22 22:28:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 3015 transitions. [2018-11-22 22:28:27,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-22 22:28:27,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:27,821 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-22 22:28:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2684 states and 3039 transitions. [2018-11-22 22:28:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 3039 transitions. [2018-11-22 22:28:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-22 22:28:28,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:28,291 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-22 22:28:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2718 states and 3074 transitions. [2018-11-22 22:28:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3074 transitions. [2018-11-22 22:28:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-22 22:28:28,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:28,916 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-22 22:28:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 2719 states and 3075 transitions. [2018-11-22 22:28:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 3075 transitions. [2018-11-22 22:28:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-22 22:28:29,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-22 22:28:30,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 2744 states and 3105 transitions. [2018-11-22 22:28:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 3105 transitions. [2018-11-22 22:28:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-22 22:28:30,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:28:33,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:33,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 2782 states and 3152 transitions. [2018-11-22 22:28:33,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 3152 transitions. [2018-11-22 22:28:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-22 22:28:33,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 22:28:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:35,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 2814 states and 3185 transitions. [2018-11-22 22:28:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 3185 transitions. [2018-11-22 22:28:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-22 22:28:35,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:35,499 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-22 22:28:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:37,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 2834 states and 3205 transitions. [2018-11-22 22:28:37,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 3205 transitions. [2018-11-22 22:28:37,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-22 22:28:37,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:37,154 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-22 22:28:37,414 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-22 22:28:37,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 2837 states and 3207 transitions. [2018-11-22 22:28:37,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 3207 transitions. [2018-11-22 22:28:37,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:28:37,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:37,542 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:28:38,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:38,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 2859 states and 3234 transitions. [2018-11-22 22:28:38,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 3234 transitions. [2018-11-22 22:28:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:28:38,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:28:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 2879 states and 3257 transitions. [2018-11-22 22:28:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3257 transitions. [2018-11-22 22:28:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-22 22:28:39,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:28:40,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2883 states and 3261 transitions. [2018-11-22 22:28:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 3261 transitions. [2018-11-22 22:28:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-22 22:28:40,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-22 22:28:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2899 states and 3276 transitions. [2018-11-22 22:28:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3276 transitions. [2018-11-22 22:28:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-22 22:28:40,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-22 22:28:41,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:41,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 2913 states and 3289 transitions. [2018-11-22 22:28:41,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 3289 transitions. [2018-11-22 22:28:41,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-22 22:28:41,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-22 22:28:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:45,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 2975 states and 3353 transitions. [2018-11-22 22:28:45,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 3353 transitions. [2018-11-22 22:28:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-22 22:28:45,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:45,188 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-22 22:28:48,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:48,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 3017 states and 3393 transitions. [2018-11-22 22:28:48,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3393 transitions. [2018-11-22 22:28:48,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:48,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-22 22:28:48,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:48,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 3030 states and 3407 transitions. [2018-11-22 22:28:48,765 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3407 transitions. [2018-11-22 22:28:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:48,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:48,890 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 249 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-22 22:28:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 3050 states and 3427 transitions. [2018-11-22 22:28:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 3427 transitions. [2018-11-22 22:28:49,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:49,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:49,730 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3101 states and 3488 transitions. [2018-11-22 22:28:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 3488 transitions. [2018-11-22 22:28:51,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:51,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:52,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 3130 states and 3516 transitions. [2018-11-22 22:28:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3516 transitions. [2018-11-22 22:28:52,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:52,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:52,811 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 3144 states and 3530 transitions. [2018-11-22 22:28:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 3530 transitions. [2018-11-22 22:28:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:53,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:54,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3158 states and 3544 transitions. [2018-11-22 22:28:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 3544 transitions. [2018-11-22 22:28:54,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:54,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:54,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3172 states and 3558 transitions. [2018-11-22 22:28:54,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3558 transitions. [2018-11-22 22:28:54,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:54,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:54,900 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3181 states and 3568 transitions. [2018-11-22 22:28:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3181 states and 3568 transitions. [2018-11-22 22:28:55,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:55,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 3210 states and 3598 transitions. [2018-11-22 22:28:56,402 INFO L276 IsEmpty]: Start isEmpty. Operand 3210 states and 3598 transitions. [2018-11-22 22:28:56,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-22 22:28:56,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:56,487 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-22 22:28:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3235 states and 3628 transitions. [2018-11-22 22:28:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 3628 transitions. [2018-11-22 22:28:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-22 22:28:57,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:28:58,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3251 states and 3647 transitions. [2018-11-22 22:28:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 3647 transitions. [2018-11-22 22:28:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-22 22:28:58,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:28:59,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:59,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 3254 states and 3651 transitions. [2018-11-22 22:28:59,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 3651 transitions. [2018-11-22 22:28:59,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-22 22:28:59,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:28:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:28:59,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 3255 states and 3651 transitions. [2018-11-22 22:28:59,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 3651 transitions. [2018-11-22 22:28:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-22 22:28:59,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:28:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:28:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:29:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 3256 states and 3651 transitions. [2018-11-22 22:29:00,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 3651 transitions. [2018-11-22 22:29:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-22 22:29:00,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:00,324 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 22:29:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:00,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3270 states and 3663 transitions. [2018-11-22 22:29:00,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 3663 transitions. [2018-11-22 22:29:00,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-22 22:29:00,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 22:29:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3277 states and 3669 transitions. [2018-11-22 22:29:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 3669 transitions. [2018-11-22 22:29:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-22 22:29:01,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 22:29:01,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:01,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3283 states and 3674 transitions. [2018-11-22 22:29:01,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 3674 transitions. [2018-11-22 22:29:01,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-22 22:29:01,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:01,539 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 22:29:01,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 3289 states and 3679 transitions. [2018-11-22 22:29:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3679 transitions. [2018-11-22 22:29:01,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-22 22:29:01,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 22:29:02,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:02,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3312 states and 3703 transitions. [2018-11-22 22:29:02,890 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 3703 transitions. [2018-11-22 22:29:02,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-22 22:29:02,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:04,069 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 282 proven. 28 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-22 22:29:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:06,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3332 states and 3730 transitions. [2018-11-22 22:29:06,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 3730 transitions. [2018-11-22 22:29:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-22 22:29:06,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-22 22:29:07,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3339 states and 3736 transitions. [2018-11-22 22:29:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3736 transitions. [2018-11-22 22:29:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-22 22:29:07,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:07,352 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-22 22:29:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:07,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3341 states and 3738 transitions. [2018-11-22 22:29:07,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states and 3738 transitions. [2018-11-22 22:29:07,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-22 22:29:07,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-22 22:29:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:08,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 3359 states and 3756 transitions. [2018-11-22 22:29:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 3756 transitions. [2018-11-22 22:29:08,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-22 22:29:08,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-22 22:29:09,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 3375 states and 3771 transitions. [2018-11-22 22:29:09,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3375 states and 3771 transitions. [2018-11-22 22:29:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-22 22:29:09,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-22 22:29:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3378 states and 3773 transitions. [2018-11-22 22:29:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 3773 transitions. [2018-11-22 22:29:09,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-22 22:29:09,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-22 22:29:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:10,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3410 states and 3812 transitions. [2018-11-22 22:29:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3410 states and 3812 transitions. [2018-11-22 22:29:10,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-22 22:29:10,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-22 22:29:10,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3411 states and 3812 transitions. [2018-11-22 22:29:10,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3411 states and 3812 transitions. [2018-11-22 22:29:10,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-22 22:29:10,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:10,619 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-22 22:29:10,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:10,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3425 states and 3825 transitions. [2018-11-22 22:29:10,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3825 transitions. [2018-11-22 22:29:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-22 22:29:10,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-22 22:29:11,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3441 states and 3840 transitions. [2018-11-22 22:29:11,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3441 states and 3840 transitions. [2018-11-22 22:29:11,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:29:11,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-22 22:29:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:12,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 3457 states and 3865 transitions. [2018-11-22 22:29:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 3865 transitions. [2018-11-22 22:29:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:29:12,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-22 22:29:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:13,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3463 states and 3872 transitions. [2018-11-22 22:29:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3463 states and 3872 transitions. [2018-11-22 22:29:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:29:13,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-22 22:29:14,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:14,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3479 states and 3890 transitions. [2018-11-22 22:29:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 3890 transitions. [2018-11-22 22:29:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:29:14,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-22 22:29:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3483 states and 3895 transitions. [2018-11-22 22:29:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3483 states and 3895 transitions. [2018-11-22 22:29:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:29:15,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:15,203 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 274 proven. 6 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-22 22:29:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3487 states and 3899 transitions. [2018-11-22 22:29:15,579 INFO L276 IsEmpty]: Start isEmpty. Operand 3487 states and 3899 transitions. [2018-11-22 22:29:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:29:15,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 99 proven. 32 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-11-22 22:29:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:16,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3503 states and 3915 transitions. [2018-11-22 22:29:16,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 3915 transitions. [2018-11-22 22:29:16,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-22 22:29:16,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 99 proven. 32 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-11-22 22:29:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:17,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 3519 states and 3932 transitions. [2018-11-22 22:29:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 3932 transitions. [2018-11-22 22:29:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-22 22:29:17,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-22 22:29:18,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:18,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3582 states and 3999 transitions. [2018-11-22 22:29:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3582 states and 3999 transitions. [2018-11-22 22:29:18,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-22 22:29:18,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-22 22:29:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:18,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 3587 states and 4003 transitions. [2018-11-22 22:29:18,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 4003 transitions. [2018-11-22 22:29:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-22 22:29:18,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-22 22:29:18,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:18,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 3588 states and 4004 transitions. [2018-11-22 22:29:18,918 INFO L276 IsEmpty]: Start isEmpty. Operand 3588 states and 4004 transitions. [2018-11-22 22:29:18,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-22 22:29:18,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:19,006 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-22 22:29:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 3609 states and 4024 transitions. [2018-11-22 22:29:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 3609 states and 4024 transitions. [2018-11-22 22:29:19,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-22 22:29:19,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:29:26,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 3684 states and 4103 transitions. [2018-11-22 22:29:26,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 4103 transitions. [2018-11-22 22:29:26,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-22 22:29:26,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:29:27,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:27,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 3700 states and 4118 transitions. [2018-11-22 22:29:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3700 states and 4118 transitions. [2018-11-22 22:29:27,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-22 22:29:27,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:29:29,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:29,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 3732 states and 4149 transitions. [2018-11-22 22:29:29,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 4149 transitions. [2018-11-22 22:29:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-11-22 22:29:29,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 224 proven. 1 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-22 22:29:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 3748 states and 4165 transitions. [2018-11-22 22:29:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3748 states and 4165 transitions. [2018-11-22 22:29:30,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-22 22:29:30,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:30,361 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 202 proven. 3 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-22 22:29:30,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:30,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 3777 states and 4193 transitions. [2018-11-22 22:29:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3777 states and 4193 transitions. [2018-11-22 22:29:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-22 22:29:30,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-22 22:29:31,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:31,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 3808 states and 4223 transitions. [2018-11-22 22:29:31,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 4223 transitions. [2018-11-22 22:29:31,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-22 22:29:31,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 311 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-22 22:29:31,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:31,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 3824 states and 4238 transitions. [2018-11-22 22:29:31,470 INFO L276 IsEmpty]: Start isEmpty. Operand 3824 states and 4238 transitions. [2018-11-22 22:29:31,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-22 22:29:31,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-22 22:29:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 3831 states and 4245 transitions. [2018-11-22 22:29:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 4245 transitions. [2018-11-22 22:29:31,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-22 22:29:31,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:32,517 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 336 proven. 61 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-22 22:29:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:35,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4286 states to 3870 states and 4286 transitions. [2018-11-22 22:29:35,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3870 states and 4286 transitions. [2018-11-22 22:29:35,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-22 22:29:35,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:35,454 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-22 22:29:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:36,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4331 states to 3914 states and 4331 transitions. [2018-11-22 22:29:36,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 4331 transitions. [2018-11-22 22:29:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-22 22:29:36,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:36,237 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-22 22:29:36,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:36,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 3916 states and 4333 transitions. [2018-11-22 22:29:36,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3916 states and 4333 transitions. [2018-11-22 22:29:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-22 22:29:36,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:36,762 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-22 22:29:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:37,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 3938 states and 4355 transitions. [2018-11-22 22:29:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 4355 transitions. [2018-11-22 22:29:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-22 22:29:37,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:37,324 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-22 22:29:38,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 3960 states and 4378 transitions. [2018-11-22 22:29:38,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 4378 transitions. [2018-11-22 22:29:38,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-22 22:29:38,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-22 22:29:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:38,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4393 states to 3976 states and 4393 transitions. [2018-11-22 22:29:38,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 4393 transitions. [2018-11-22 22:29:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-22 22:29:38,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:29:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 3996 states and 4418 transitions. [2018-11-22 22:29:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 4418 transitions. [2018-11-22 22:29:41,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-22 22:29:41,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-22 22:29:41,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 3999 states and 4419 transitions. [2018-11-22 22:29:41,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 4419 transitions. [2018-11-22 22:29:41,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-22 22:29:41,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-22 22:29:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4499 states to 4078 states and 4499 transitions. [2018-11-22 22:29:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 4499 transitions. [2018-11-22 22:29:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 22:29:43,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:43,231 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:29:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4513 states to 4090 states and 4513 transitions. [2018-11-22 22:29:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 4513 transitions. [2018-11-22 22:29:44,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 22:29:44,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:44,779 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:29:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:45,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4523 states to 4101 states and 4523 transitions. [2018-11-22 22:29:45,625 INFO L276 IsEmpty]: Start isEmpty. Operand 4101 states and 4523 transitions. [2018-11-22 22:29:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 22:29:45,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:45,862 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:29:46,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 4111 states and 4532 transitions. [2018-11-22 22:29:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 4532 transitions. [2018-11-22 22:29:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 22:29:46,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:46,530 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:29:47,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:47,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 4112 states and 4532 transitions. [2018-11-22 22:29:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 4532 transitions. [2018-11-22 22:29:47,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 22:29:47,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-22 22:29:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 4116 states and 4536 transitions. [2018-11-22 22:29:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 4116 states and 4536 transitions. [2018-11-22 22:29:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-22 22:29:47,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:47,593 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 402 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-22 22:29:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:48,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 4121 states and 4540 transitions. [2018-11-22 22:29:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 4540 transitions. [2018-11-22 22:29:48,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-22 22:29:48,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-22 22:29:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4131 states and 4552 transitions. [2018-11-22 22:29:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 4552 transitions. [2018-11-22 22:29:48,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-22 22:29:48,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:49,221 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 443 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-22 22:29:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:54,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 4187 states and 4613 transitions. [2018-11-22 22:29:54,036 INFO L276 IsEmpty]: Start isEmpty. Operand 4187 states and 4613 transitions. [2018-11-22 22:29:54,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-22 22:29:54,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 242 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-22 22:29:54,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 4192 states and 4617 transitions. [2018-11-22 22:29:54,692 INFO L276 IsEmpty]: Start isEmpty. Operand 4192 states and 4617 transitions. [2018-11-22 22:29:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-22 22:29:54,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 242 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-22 22:29:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4627 states to 4203 states and 4627 transitions. [2018-11-22 22:29:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 4203 states and 4627 transitions. [2018-11-22 22:29:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-22 22:29:55,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:55,486 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 242 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-22 22:29:56,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:56,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 4211 states and 4634 transitions. [2018-11-22 22:29:56,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4211 states and 4634 transitions. [2018-11-22 22:29:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-22 22:29:56,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 242 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-22 22:29:57,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4642 states to 4220 states and 4642 transitions. [2018-11-22 22:29:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 4220 states and 4642 transitions. [2018-11-22 22:29:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-22 22:29:57,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 4 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-22 22:29:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:29:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4643 states to 4222 states and 4643 transitions. [2018-11-22 22:29:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 4222 states and 4643 transitions. [2018-11-22 22:29:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-11-22 22:29:57,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:29:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:29:59,043 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-22 22:30:01,244 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-11-22 22:30:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:03,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 4265 states and 4687 transitions. [2018-11-22 22:30:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 4265 states and 4687 transitions. [2018-11-22 22:30:03,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-11-22 22:30:03,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-22 22:30:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:04,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 4266 states and 4688 transitions. [2018-11-22 22:30:04,476 INFO L276 IsEmpty]: Start isEmpty. Operand 4266 states and 4688 transitions. [2018-11-22 22:30:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-11-22 22:30:04,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:04,650 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-22 22:30:05,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 4272 states and 4694 transitions. [2018-11-22 22:30:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 4694 transitions. [2018-11-22 22:30:05,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-11-22 22:30:05,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:05,485 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-22 22:30:05,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 4288 states and 4709 transitions. [2018-11-22 22:30:05,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4288 states and 4709 transitions. [2018-11-22 22:30:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-11-22 22:30:05,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:05,977 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-22 22:30:06,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 4303 states and 4725 transitions. [2018-11-22 22:30:06,724 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 4725 transitions. [2018-11-22 22:30:06,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-11-22 22:30:06,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-22 22:30:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:07,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 4306 states and 4728 transitions. [2018-11-22 22:30:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4306 states and 4728 transitions. [2018-11-22 22:30:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:07,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:08,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4753 states to 4330 states and 4753 transitions. [2018-11-22 22:30:08,365 INFO L276 IsEmpty]: Start isEmpty. Operand 4330 states and 4753 transitions. [2018-11-22 22:30:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:08,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:08,475 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:09,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:09,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4769 states to 4346 states and 4769 transitions. [2018-11-22 22:30:09,013 INFO L276 IsEmpty]: Start isEmpty. Operand 4346 states and 4769 transitions. [2018-11-22 22:30:09,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:09,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 4369 states and 4792 transitions. [2018-11-22 22:30:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 4369 states and 4792 transitions. [2018-11-22 22:30:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:10,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:10,400 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:10,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 4383 states and 4806 transitions. [2018-11-22 22:30:10,951 INFO L276 IsEmpty]: Start isEmpty. Operand 4383 states and 4806 transitions. [2018-11-22 22:30:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:10,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:11,064 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:11,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 4387 states and 4809 transitions. [2018-11-22 22:30:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 4387 states and 4809 transitions. [2018-11-22 22:30:11,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:11,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 4393 states and 4814 transitions. [2018-11-22 22:30:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 4393 states and 4814 transitions. [2018-11-22 22:30:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:11,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:11,891 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 4416 states and 4838 transitions. [2018-11-22 22:30:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4416 states and 4838 transitions. [2018-11-22 22:30:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-11-22 22:30:13,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 481 proven. 8 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-22 22:30:13,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:13,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4842 states to 4421 states and 4842 transitions. [2018-11-22 22:30:13,409 INFO L276 IsEmpty]: Start isEmpty. Operand 4421 states and 4842 transitions. [2018-11-22 22:30:13,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-22 22:30:13,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 451 proven. 103 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-22 22:30:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4888 states to 4462 states and 4888 transitions. [2018-11-22 22:30:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 4888 transitions. [2018-11-22 22:30:18,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-22 22:30:18,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:18,605 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 617 proven. 16 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-22 22:30:19,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 4470 states and 4899 transitions. [2018-11-22 22:30:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4470 states and 4899 transitions. [2018-11-22 22:30:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-22 22:30:19,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-22 22:30:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:20,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4904 states to 4475 states and 4904 transitions. [2018-11-22 22:30:20,374 INFO L276 IsEmpty]: Start isEmpty. Operand 4475 states and 4904 transitions. [2018-11-22 22:30:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-22 22:30:20,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:20,473 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-22 22:30:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 4490 states and 4919 transitions. [2018-11-22 22:30:20,571 INFO L276 IsEmpty]: Start isEmpty. Operand 4490 states and 4919 transitions. [2018-11-22 22:30:20,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-22 22:30:20,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:20,670 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-22 22:30:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:20,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4927 states to 4496 states and 4927 transitions. [2018-11-22 22:30:20,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4496 states and 4927 transitions. [2018-11-22 22:30:20,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-22 22:30:20,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:20,854 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-22 22:30:20,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:20,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4508 states and 4939 transitions. [2018-11-22 22:30:20,951 INFO L276 IsEmpty]: Start isEmpty. Operand 4508 states and 4939 transitions. [2018-11-22 22:30:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-22 22:30:20,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:21,190 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-22 22:30:21,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4509 states and 4939 transitions. [2018-11-22 22:30:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 4509 states and 4939 transitions. [2018-11-22 22:30:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-22 22:30:21,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:21,357 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-22 22:30:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4950 states to 4520 states and 4950 transitions. [2018-11-22 22:30:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 4520 states and 4950 transitions. [2018-11-22 22:30:21,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-22 22:30:21,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:21,563 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-11-22 22:30:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:21,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4954 states to 4524 states and 4954 transitions. [2018-11-22 22:30:21,883 INFO L276 IsEmpty]: Start isEmpty. Operand 4524 states and 4954 transitions. [2018-11-22 22:30:21,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-22 22:30:21,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-11-22 22:30:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4959 states to 4529 states and 4959 transitions. [2018-11-22 22:30:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 4529 states and 4959 transitions. [2018-11-22 22:30:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2018-11-22 22:30:22,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2018-11-22 22:30:22,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:22,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 4531 states and 4960 transitions. [2018-11-22 22:30:22,469 INFO L276 IsEmpty]: Start isEmpty. Operand 4531 states and 4960 transitions. [2018-11-22 22:30:22,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-11-22 22:30:22,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 617 proven. 8 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-22 22:30:22,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4964 states to 4536 states and 4964 transitions. [2018-11-22 22:30:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 4536 states and 4964 transitions. [2018-11-22 22:30:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-11-22 22:30:22,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 617 proven. 8 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-22 22:30:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4965 states to 4538 states and 4965 transitions. [2018-11-22 22:30:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 4538 states and 4965 transitions. [2018-11-22 22:30:23,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-11-22 22:30:23,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 717 proven. 4 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2018-11-22 22:30:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5001 states to 4568 states and 5001 transitions. [2018-11-22 22:30:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 4568 states and 5001 transitions. [2018-11-22 22:30:25,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-11-22 22:30:25,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:25,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 717 proven. 4 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2018-11-22 22:30:25,801 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-11-22 22:30:27,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:27,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5031 states to 4597 states and 5031 transitions. [2018-11-22 22:30:27,080 INFO L276 IsEmpty]: Start isEmpty. Operand 4597 states and 5031 transitions. [2018-11-22 22:30:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2018-11-22 22:30:27,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 688 proven. 110 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2018-11-22 22:30:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5036 states to 4601 states and 5036 transitions. [2018-11-22 22:30:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4601 states and 5036 transitions. [2018-11-22 22:30:29,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-11-22 22:30:29,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 714 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-22 22:30:30,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:30,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5054 states to 4617 states and 5054 transitions. [2018-11-22 22:30:30,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4617 states and 5054 transitions. [2018-11-22 22:30:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-22 22:30:30,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:30,660 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-22 22:30:31,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:31,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 4631 states and 5067 transitions. [2018-11-22 22:30:31,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4631 states and 5067 transitions. [2018-11-22 22:30:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-22 22:30:31,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:31,153 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-22 22:30:31,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:31,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 4647 states and 5083 transitions. [2018-11-22 22:30:31,855 INFO L276 IsEmpty]: Start isEmpty. Operand 4647 states and 5083 transitions. [2018-11-22 22:30:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-22 22:30:31,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:31,965 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-22 22:30:33,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5090 states to 4653 states and 5090 transitions. [2018-11-22 22:30:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 4653 states and 5090 transitions. [2018-11-22 22:30:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-22 22:30:33,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:33,224 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-22 22:30:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5094 states to 4657 states and 5094 transitions. [2018-11-22 22:30:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 4657 states and 5094 transitions. [2018-11-22 22:30:33,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-22 22:30:33,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-22 22:30:33,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5100 states to 4663 states and 5100 transitions. [2018-11-22 22:30:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 4663 states and 5100 transitions. [2018-11-22 22:30:33,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-22 22:30:33,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:34,054 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-22 22:30:34,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:34,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 4665 states and 5101 transitions. [2018-11-22 22:30:34,133 INFO L276 IsEmpty]: Start isEmpty. Operand 4665 states and 5101 transitions. [2018-11-22 22:30:34,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-11-22 22:30:34,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 629 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-11-22 22:30:39,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 4692 states and 5135 transitions. [2018-11-22 22:30:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand 4692 states and 5135 transitions. [2018-11-22 22:30:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-11-22 22:30:39,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:39,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 629 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-11-22 22:30:40,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:40,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 4695 states and 5139 transitions. [2018-11-22 22:30:40,369 INFO L276 IsEmpty]: Start isEmpty. Operand 4695 states and 5139 transitions. [2018-11-22 22:30:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-11-22 22:30:40,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:40,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 861 proven. 4 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-22 22:30:41,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:41,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 4691 states and 5134 transitions. [2018-11-22 22:30:41,707 INFO L276 IsEmpty]: Start isEmpty. Operand 4691 states and 5134 transitions. [2018-11-22 22:30:41,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-22 22:30:41,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 561 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-11-22 22:30:42,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:42,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5137 states to 4695 states and 5137 transitions. [2018-11-22 22:30:42,178 INFO L276 IsEmpty]: Start isEmpty. Operand 4695 states and 5137 transitions. [2018-11-22 22:30:42,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-22 22:30:42,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:42,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 561 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-11-22 22:30:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:42,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5141 states to 4700 states and 5141 transitions. [2018-11-22 22:30:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 4700 states and 5141 transitions. [2018-11-22 22:30:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:42,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:42,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5174 states to 4732 states and 5174 transitions. [2018-11-22 22:30:43,460 INFO L276 IsEmpty]: Start isEmpty. Operand 4732 states and 5174 transitions. [2018-11-22 22:30:43,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:43,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:45,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5210 states to 4768 states and 5210 transitions. [2018-11-22 22:30:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 4768 states and 5210 transitions. [2018-11-22 22:30:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:45,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:46,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:46,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5234 states to 4794 states and 5234 transitions. [2018-11-22 22:30:46,192 INFO L276 IsEmpty]: Start isEmpty. Operand 4794 states and 5234 transitions. [2018-11-22 22:30:46,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:46,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:46,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5249 states to 4810 states and 5249 transitions. [2018-11-22 22:30:46,729 INFO L276 IsEmpty]: Start isEmpty. Operand 4810 states and 5249 transitions. [2018-11-22 22:30:46,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:46,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:47,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:47,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5253 states to 4815 states and 5253 transitions. [2018-11-22 22:30:47,500 INFO L276 IsEmpty]: Start isEmpty. Operand 4815 states and 5253 transitions. [2018-11-22 22:30:47,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:47,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:48,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:48,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5277 states to 4841 states and 5277 transitions. [2018-11-22 22:30:48,490 INFO L276 IsEmpty]: Start isEmpty. Operand 4841 states and 5277 transitions. [2018-11-22 22:30:48,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:48,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5292 states to 4857 states and 5292 transitions. [2018-11-22 22:30:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 4857 states and 5292 transitions. [2018-11-22 22:30:49,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:49,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:49,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:49,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5305 states to 4871 states and 5305 transitions. [2018-11-22 22:30:49,763 INFO L276 IsEmpty]: Start isEmpty. Operand 4871 states and 5305 transitions. [2018-11-22 22:30:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-11-22 22:30:49,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:49,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-11-22 22:30:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5318 states to 4885 states and 5318 transitions. [2018-11-22 22:30:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 4885 states and 5318 transitions. [2018-11-22 22:30:50,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2018-11-22 22:30:50,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:50,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 862 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-11-22 22:30:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5333 states to 4900 states and 5333 transitions. [2018-11-22 22:30:51,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4900 states and 5333 transitions. [2018-11-22 22:30:51,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2018-11-22 22:30:51,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:51,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 861 proven. 0 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2018-11-22 22:30:52,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:30:52,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5348 states to 4915 states and 5348 transitions. [2018-11-22 22:30:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 4915 states and 5348 transitions. [2018-11-22 22:30:52,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-11-22 22:30:52,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:30:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:30:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 434 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2018-11-22 22:31:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:18,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 5353 states and 5896 transitions. [2018-11-22 22:31:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 5353 states and 5896 transitions. [2018-11-22 22:31:18,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-11-22 22:31:18,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:31:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:31:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 434 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2018-11-22 22:31:23,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:23,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5980 states to 5436 states and 5980 transitions. [2018-11-22 22:31:23,413 INFO L276 IsEmpty]: Start isEmpty. Operand 5436 states and 5980 transitions. [2018-11-22 22:31:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-11-22 22:31:23,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:31:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:31:23,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 434 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2018-11-22 22:31:26,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6030 states to 5484 states and 6030 transitions. [2018-11-22 22:31:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 5484 states and 6030 transitions. [2018-11-22 22:31:26,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-11-22 22:31:26,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:31:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:31:26,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 434 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2018-11-22 22:31:28,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6049 states to 5504 states and 6049 transitions. [2018-11-22 22:31:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 5504 states and 6049 transitions. [2018-11-22 22:31:28,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2018-11-22 22:31:28,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:31:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:31:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 523 proven. 399 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2018-11-22 22:31:34,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:34,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6137 states to 5588 states and 6137 transitions. [2018-11-22 22:31:34,468 INFO L276 IsEmpty]: Start isEmpty. Operand 5588 states and 6137 transitions. [2018-11-22 22:31:34,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2018-11-22 22:31:34,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:31:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:31:34,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 523 proven. 399 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2018-11-22 22:31:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 5604 states and 6153 transitions. [2018-11-22 22:31:36,097 INFO L276 IsEmpty]: Start isEmpty. Operand 5604 states and 6153 transitions. [2018-11-22 22:31:36,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2018-11-22 22:31:36,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:31:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:31:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 523 proven. 399 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2018-11-22 22:31:37,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:37,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6168 states to 5620 states and 6168 transitions. [2018-11-22 22:31:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 5620 states and 6168 transitions. [2018-11-22 22:31:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2018-11-22 22:31:37,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:31:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:31:37,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 523 proven. 399 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2018-11-22 22:31:38,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:31:38,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 4572 states and 5013 transitions. [2018-11-22 22:31:38,296 INFO L276 IsEmpty]: Start isEmpty. Operand 4572 states and 5013 transitions. [2018-11-22 22:31:38,298 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:31:38,298 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 272 iterations. [2018-11-22 22:31:38,304 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 22:31:38,616 WARN L180 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 56 [2018-11-22 22:31:38,795 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-11-22 22:31:39,127 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 54 [2018-11-22 22:31:39,487 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 54 [2018-11-22 22:31:39,732 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 51 [2018-11-22 22:31:39,931 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 38 [2018-11-22 22:31:40,324 WARN L180 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-11-22 22:31:40,564 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 43 [2018-11-22 22:31:40,926 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 54 [2018-11-22 22:31:41,198 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 54 [2018-11-22 22:31:41,457 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 41 [2018-11-22 22:31:41,741 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 41 [2018-11-22 22:31:41,976 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 41 [2018-11-22 22:31:42,195 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 41 [2018-11-22 22:31:42,418 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-22 22:31:42,641 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 51 [2018-11-22 22:31:42,828 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 43 [2018-11-22 22:31:43,011 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 43 [2018-11-22 22:31:43,233 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-22 22:31:43,473 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 38 [2018-11-22 22:31:43,776 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 54 [2018-11-22 22:31:43,944 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 43 [2018-11-22 22:31:44,107 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 43 [2018-11-22 22:31:44,328 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 41 [2018-11-22 22:31:44,718 WARN L180 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 65 [2018-11-22 22:31:44,946 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 41 [2018-11-22 22:31:45,126 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-11-22 22:31:45,348 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-22 22:31:45,606 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 52 [2018-11-22 22:31:45,767 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 41 [2018-11-22 22:31:46,013 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 51 [2018-11-22 22:31:46,226 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 41 [2018-11-22 22:31:46,451 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 51 [2018-11-22 22:31:46,609 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 43 [2018-11-22 22:31:46,823 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 41 [2018-11-22 22:31:47,079 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 52 [2018-11-22 22:31:47,293 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 41 [2018-11-22 22:31:47,523 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 41 [2018-11-22 22:31:47,996 WARN L180 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 56 [2018-11-22 22:31:48,382 WARN L180 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 54 [2018-11-22 22:31:48,547 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 41 [2018-11-22 22:31:48,754 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 35 [2018-11-22 22:31:48,938 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 43 [2018-11-22 22:31:49,188 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 41 [2018-11-22 22:31:49,331 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 43 [2018-11-22 22:31:49,688 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 54 [2018-11-22 22:31:49,853 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 43 [2018-11-22 22:31:50,060 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 41 [2018-11-22 22:31:50,381 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 41 [2018-11-22 22:31:50,612 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 51 [2018-11-22 22:31:50,836 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 51 [2018-11-22 22:31:51,227 WARN L180 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 54 [2018-11-22 22:31:51,363 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 43 [2018-11-22 22:31:51,578 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 41 [2018-11-22 22:31:51,800 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-22 22:31:51,985 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 43 [2018-11-22 22:31:52,289 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 56 [2018-11-22 22:31:52,455 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-11-22 22:31:52,677 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-22 22:31:52,832 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 41 [2018-11-22 22:31:53,072 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 38 [2018-11-22 22:31:53,304 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 51 [2018-11-22 22:31:53,562 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 51 [2018-11-22 22:31:53,831 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 41 [2018-11-22 22:31:54,209 WARN L180 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 65 [2018-11-22 22:31:54,442 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 41 [2018-11-22 22:31:54,609 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-11-22 22:31:54,781 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 43 [2018-11-22 22:31:54,781 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:31:54,784 INFO L579 CodeCheckObserver]: Invariant with dag size 35 [2018-11-22 22:31:54,790 INFO L579 CodeCheckObserver]: Invariant with dag size 38 [2018-11-22 22:31:54,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 10:31:54 ImpRootNode [2018-11-22 22:31:54,792 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 22:31:54,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:31:54,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:31:54,792 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:31:54,793 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:27:05" (3/4) ... [2018-11-22 22:31:54,796 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:31:54,811 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-22 22:31:54,812 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-22 22:31:54,813 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-22 22:31:54,813 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 22:31:54,881 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e96da380-6bb0-4a28-989c-afd9ef2cf7ba/bin-2019/ukojak/witness.graphml [2018-11-22 22:31:54,881 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:31:54,882 INFO L168 Benchmark]: Toolchain (without parser) took 291766.16 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 952.3 MB in the beginning and 939.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-22 22:31:54,882 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:31:54,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.81 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 922.6 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:31:54,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 922.6 MB in the beginning and 1.2 GB in the end (delta: -231.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-22 22:31:54,883 INFO L168 Benchmark]: Boogie Preprocessor took 42.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:31:54,883 INFO L168 Benchmark]: RCFGBuilder took 1814.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.4 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:31:54,883 INFO L168 Benchmark]: CodeCheck took 289345.65 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 906.4 MB in the beginning and 939.3 MB in the end (delta: -32.9 MB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-11-22 22:31:54,884 INFO L168 Benchmark]: Witness Printer took 89.30 ms. Allocated memory is still 4.8 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:31:54,885 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, 227 locations, 1 error locations. SAFE Result, 272.8s OverallTime, 272 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1929386048 SDtfs, -810694396 SDslu, -1409256064 SDs, 0 SdLazy, -1334364752 SolverSat, -557822464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1665.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 444849 GetRequests, 434442 SyntacticMatches, 8181 SemanticMatches, 2226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3911896 ImplicationChecksByTransitivity, 228.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 21.8s InterpolantComputationTime, 70362 NumberOfCodeBlocks, 70362 NumberOfCodeBlocksAsserted, 271 NumberOfCheckSat, 70091 ConstructedInterpolants, 0 QuantifiedInterpolants, 70089526 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 271 InterpolantComputations, 182 PerfectInterpolantSequences, 102766/107253 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: 589]: 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: ((((((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11)) || (a28 == 10 && a17 == 7)) || ((!(a28 == 8) && a17 == 8) && !(a28 == 11))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (a28 == 7 && !(a17 == 9))) || (!(a11 == 1) && !(a28 == 11)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((11 <= a28 && a17 == 8) && !(a28 == 11)) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || (a28 == 10 && a17 == 7)) || (a28 == 7 && !(a17 == 9))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (!(a11 == 1) && !(a28 == 11))) || ((a28 < 11 && !(a28 == 8)) && a17 == 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.81 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 922.6 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 922.6 MB in the beginning and 1.2 GB in the end (delta: -231.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1814.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.4 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. * CodeCheck took 289345.65 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 906.4 MB in the beginning and 939.3 MB in the end (delta: -32.9 MB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 89.30 ms. Allocated memory is still 4.8 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...