./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b953cc2449a7f939fba62b70833772464a0d90fd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 15:10:46,614 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 15:10:46,615 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 15:10:46,621 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 15:10:46,621 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 15:10:46,622 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 15:10:46,622 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 15:10:46,623 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 15:10:46,624 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 15:10:46,624 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 15:10:46,624 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 15:10:46,625 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 15:10:46,625 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 15:10:46,625 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 15:10:46,626 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 15:10:46,626 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 15:10:46,627 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 15:10:46,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 15:10:46,628 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 15:10:46,629 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 15:10:46,630 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 15:10:46,630 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 15:10:46,631 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 15:10:46,632 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 15:10:46,632 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 15:10:46,632 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 15:10:46,633 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 15:10:46,633 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 15:10:46,633 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 15:10:46,634 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 15:10:46,634 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 15:10:46,634 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 15:10:46,634 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 15:10:46,634 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 15:10:46,635 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 15:10:46,635 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 15:10:46,635 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 15:10:46,643 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 15:10:46,643 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 15:10:46,643 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 15:10:46,643 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 15:10:46,644 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 15:10:46,644 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 15:10:46,644 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 15:10:46,644 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 15:10:46,644 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 15:10:46,644 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 15:10:46,644 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 15:10:46,644 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 15:10:46,644 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 15:10:46,645 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 15:10:46,645 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 15:10:46,645 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 15:10:46,645 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 15:10:46,646 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 15:10:46,646 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 15:10:46,646 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 15:10:46,646 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 15:10:46,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 15:10:46,646 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_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b953cc2449a7f939fba62b70833772464a0d90fd [2018-12-01 15:10:46,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 15:10:46,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 15:10:46,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 15:10:46,676 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 15:10:46,677 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 15:10:46,677 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-12-01 15:10:46,717 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/data/5ef593de2/e9b1d574a76f4b3a9ebb24806e5fd097/FLAG54ed56e93 [2018-12-01 15:10:47,092 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 15:10:47,092 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-12-01 15:10:47,098 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/data/5ef593de2/e9b1d574a76f4b3a9ebb24806e5fd097/FLAG54ed56e93 [2018-12-01 15:10:47,107 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/data/5ef593de2/e9b1d574a76f4b3a9ebb24806e5fd097 [2018-12-01 15:10:47,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 15:10:47,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 15:10:47,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 15:10:47,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 15:10:47,112 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 15:10:47,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1782ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47, skipping insertion in model container [2018-12-01 15:10:47,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 15:10:47,141 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 15:10:47,310 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:10:47,313 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 15:10:47,393 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:10:47,402 INFO L195 MainTranslator]: Completed translation [2018-12-01 15:10:47,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47 WrapperNode [2018-12-01 15:10:47,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 15:10:47,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 15:10:47,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 15:10:47,403 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 15:10:47,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 15:10:47,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 15:10:47,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 15:10:47,441 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 15:10:47,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... [2018-12-01 15:10:47,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 15:10:47,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 15:10:47,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 15:10:47,470 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 15:10:47,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:10:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 15:10:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 15:10:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 15:10:48,426 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 15:10:48,426 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 15:10:48,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:10:48 BoogieIcfgContainer [2018-12-01 15:10:48,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 15:10:48,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 15:10:48,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 15:10:48,433 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 15:10:48,434 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:10:48" (1/1) ... [2018-12-01 15:10:48,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:10:48,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-01 15:10:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-01 15:10:48,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 15:10:48,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:48,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2018-12-01 15:10:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2018-12-01 15:10:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 15:10:48,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2018-12-01 15:10:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2018-12-01 15:10:49,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 15:10:49,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,225 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2018-12-01 15:10:49,306 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2018-12-01 15:10:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 15:10:49,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2018-12-01 15:10:49,468 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2018-12-01 15:10:49,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 15:10:49,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2018-12-01 15:10:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2018-12-01 15:10:49,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 15:10:49,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,699 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2018-12-01 15:10:49,715 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2018-12-01 15:10:49,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 15:10:49,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2018-12-01 15:10:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2018-12-01 15:10:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-01 15:10:49,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:10:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2018-12-01 15:10:49,907 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2018-12-01 15:10:49,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 15:10:49,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2018-12-01 15:10:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2018-12-01 15:10:49,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 15:10:49,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,947 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:49,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2018-12-01 15:10:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2018-12-01 15:10:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 15:10:49,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2018-12-01 15:10:50,063 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2018-12-01 15:10:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 15:10:50,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2018-12-01 15:10:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2018-12-01 15:10:50,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-01 15:10:50,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:10:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2018-12-01 15:10:50,210 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2018-12-01 15:10:50,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 15:10:50,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:50,237 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:50,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2018-12-01 15:10:50,281 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2018-12-01 15:10:50,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 15:10:50,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:50,342 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:10:50,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2018-12-01 15:10:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2018-12-01 15:10:50,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 15:10:50,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:50,642 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2018-12-01 15:10:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2018-12-01 15:10:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-01 15:10:50,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2018-12-01 15:10:51,161 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2018-12-01 15:10:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-01 15:10:51,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2018-12-01 15:10:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2018-12-01 15:10:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 15:10:51,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:51,276 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:51,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2018-12-01 15:10:51,295 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2018-12-01 15:10:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-01 15:10:51,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:10:51,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:51,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2018-12-01 15:10:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2018-12-01 15:10:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-01 15:10:51,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:51,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 297 states and 439 transitions. [2018-12-01 15:10:51,757 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2018-12-01 15:10:51,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 15:10:51,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:51,775 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 313 states and 456 transitions. [2018-12-01 15:10:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 456 transitions. [2018-12-01 15:10:52,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 15:10:52,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:52,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:52,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 317 states and 466 transitions. [2018-12-01 15:10:52,232 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 466 transitions. [2018-12-01 15:10:52,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-01 15:10:52,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:52,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:52,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 326 states and 478 transitions. [2018-12-01 15:10:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 478 transitions. [2018-12-01 15:10:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 15:10:52,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:52,468 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2018-12-01 15:10:52,662 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2018-12-01 15:10:52,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 15:10:52,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 342 states and 504 transitions. [2018-12-01 15:10:52,959 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 504 transitions. [2018-12-01 15:10:52,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 15:10:52,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:53,055 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:53,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 374 states and 546 transitions. [2018-12-01 15:10:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 546 transitions. [2018-12-01 15:10:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-01 15:10:53,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:53,819 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 380 states and 553 transitions. [2018-12-01 15:10:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 553 transitions. [2018-12-01 15:10:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-01 15:10:53,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:54,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 384 states and 558 transitions. [2018-12-01 15:10:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 558 transitions. [2018-12-01 15:10:54,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 15:10:54,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 394 states and 577 transitions. [2018-12-01 15:10:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 577 transitions. [2018-12-01 15:10:54,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 15:10:54,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 396 states and 579 transitions. [2018-12-01 15:10:54,596 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 579 transitions. [2018-12-01 15:10:54,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 15:10:54,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:54,610 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:54,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:54,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 399 states and 582 transitions. [2018-12-01 15:10:54,721 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 582 transitions. [2018-12-01 15:10:54,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-01 15:10:54,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:54,779 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:10:55,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:55,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 429 states and 618 transitions. [2018-12-01 15:10:55,424 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 618 transitions. [2018-12-01 15:10:55,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-01 15:10:55,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:55,439 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:10:55,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:55,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 441 states and 630 transitions. [2018-12-01 15:10:55,530 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 630 transitions. [2018-12-01 15:10:55,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 15:10:55,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:55,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 444 states and 633 transitions. [2018-12-01 15:10:55,625 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 633 transitions. [2018-12-01 15:10:55,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 15:10:55,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:55,644 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:55,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 451 states and 643 transitions. [2018-12-01 15:10:55,680 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 643 transitions. [2018-12-01 15:10:55,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 15:10:55,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:55,703 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:10:55,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:55,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 457 states and 648 transitions. [2018-12-01 15:10:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 648 transitions. [2018-12-01 15:10:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 15:10:55,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:10:56,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:56,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 467 states and 672 transitions. [2018-12-01 15:10:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 672 transitions. [2018-12-01 15:10:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 15:10:56,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 15:10:56,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:56,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 473 states and 679 transitions. [2018-12-01 15:10:56,345 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 679 transitions. [2018-12-01 15:10:56,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-01 15:10:56,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:56,407 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 474 states and 680 transitions. [2018-12-01 15:10:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 680 transitions. [2018-12-01 15:10:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 15:10:56,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:56,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 483 states and 690 transitions. [2018-12-01 15:10:56,519 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 690 transitions. [2018-12-01 15:10:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 15:10:56,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:56,571 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:10:56,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:56,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 501 states and 714 transitions. [2018-12-01 15:10:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 714 transitions. [2018-12-01 15:10:56,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 15:10:56,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:10:57,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 514 states and 728 transitions. [2018-12-01 15:10:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 728 transitions. [2018-12-01 15:10:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-01 15:10:57,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:57,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:57,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 532 states and 751 transitions. [2018-12-01 15:10:57,595 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 751 transitions. [2018-12-01 15:10:57,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-01 15:10:57,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 15:10:57,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 536 states and 756 transitions. [2018-12-01 15:10:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 756 transitions. [2018-12-01 15:10:57,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-01 15:10:57,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:57,781 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:58,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 551 states and 776 transitions. [2018-12-01 15:10:58,057 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 776 transitions. [2018-12-01 15:10:58,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-01 15:10:58,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:58,072 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:58,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 556 states and 781 transitions. [2018-12-01 15:10:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 781 transitions. [2018-12-01 15:10:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-01 15:10:58,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 559 states and 784 transitions. [2018-12-01 15:10:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 784 transitions. [2018-12-01 15:10:58,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-01 15:10:58,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:58,325 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:58,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 566 states and 792 transitions. [2018-12-01 15:10:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 792 transitions. [2018-12-01 15:10:58,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-01 15:10:58,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:58,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 567 states and 793 transitions. [2018-12-01 15:10:58,386 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 793 transitions. [2018-12-01 15:10:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-01 15:10:58,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:10:58,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 569 states and 794 transitions. [2018-12-01 15:10:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 794 transitions. [2018-12-01 15:10:58,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-01 15:10:58,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 589 states and 818 transitions. [2018-12-01 15:10:58,913 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 818 transitions. [2018-12-01 15:10:58,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-01 15:10:58,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:58,937 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:10:58,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 591 states and 819 transitions. [2018-12-01 15:10:58,998 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 819 transitions. [2018-12-01 15:10:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-01 15:10:58,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:59,014 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:10:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:10:59,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 597 states and 825 transitions. [2018-12-01 15:10:59,212 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 825 transitions. [2018-12-01 15:10:59,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-01 15:10:59,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:10:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:10:59,619 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 718 states and 956 transitions. [2018-12-01 15:11:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 956 transitions. [2018-12-01 15:11:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-01 15:11:02,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:02,772 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 721 states and 958 transitions. [2018-12-01 15:11:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 958 transitions. [2018-12-01 15:11:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-01 15:11:02,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:03,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:03,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 725 states and 963 transitions. [2018-12-01 15:11:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 963 transitions. [2018-12-01 15:11:03,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-01 15:11:03,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:03,086 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 756 states and 997 transitions. [2018-12-01 15:11:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 997 transitions. [2018-12-01 15:11:03,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-01 15:11:03,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:03,908 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:04,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:04,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 761 states and 1005 transitions. [2018-12-01 15:11:04,071 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1005 transitions. [2018-12-01 15:11:04,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-01 15:11:04,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:04,086 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:04,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:04,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 763 states and 1006 transitions. [2018-12-01 15:11:04,217 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1006 transitions. [2018-12-01 15:11:04,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 15:11:04,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:04,258 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:04,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 780 states and 1034 transitions. [2018-12-01 15:11:04,568 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1034 transitions. [2018-12-01 15:11:04,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 15:11:04,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:04,622 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 782 states and 1035 transitions. [2018-12-01 15:11:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1035 transitions. [2018-12-01 15:11:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 15:11:04,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:04,836 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 784 states and 1036 transitions. [2018-12-01 15:11:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1036 transitions. [2018-12-01 15:11:04,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 15:11:04,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:04,991 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:11:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:05,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 790 states and 1047 transitions. [2018-12-01 15:11:05,295 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1047 transitions. [2018-12-01 15:11:05,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 15:11:05,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:05,320 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:05,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 801 states and 1062 transitions. [2018-12-01 15:11:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1062 transitions. [2018-12-01 15:11:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-01 15:11:05,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:05,809 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:06,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 815 states and 1075 transitions. [2018-12-01 15:11:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1075 transitions. [2018-12-01 15:11:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 15:11:06,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 837 states and 1100 transitions. [2018-12-01 15:11:07,378 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1100 transitions. [2018-12-01 15:11:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 15:11:07,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:07,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 843 states and 1106 transitions. [2018-12-01 15:11:07,917 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1106 transitions. [2018-12-01 15:11:07,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 15:11:07,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:07,970 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 15:11:08,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:08,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 856 states and 1122 transitions. [2018-12-01 15:11:08,143 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1122 transitions. [2018-12-01 15:11:08,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 15:11:08,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:08,161 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:11:08,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:08,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 863 states and 1134 transitions. [2018-12-01 15:11:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1134 transitions. [2018-12-01 15:11:08,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 15:11:08,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:11:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:08,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 867 states and 1138 transitions. [2018-12-01 15:11:08,734 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1138 transitions. [2018-12-01 15:11:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 15:11:08,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:08,762 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:11:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:08,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 869 states and 1140 transitions. [2018-12-01 15:11:08,779 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1140 transitions. [2018-12-01 15:11:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 15:11:08,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:09,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:09,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 886 states and 1160 transitions. [2018-12-01 15:11:09,092 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1160 transitions. [2018-12-01 15:11:09,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-01 15:11:09,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:09,114 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:09,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 895 states and 1173 transitions. [2018-12-01 15:11:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1173 transitions. [2018-12-01 15:11:09,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-01 15:11:09,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 922 states and 1206 transitions. [2018-12-01 15:11:10,764 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1206 transitions. [2018-12-01 15:11:10,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-01 15:11:10,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:11,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 928 states and 1212 transitions. [2018-12-01 15:11:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1212 transitions. [2018-12-01 15:11:11,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-01 15:11:11,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:11,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:11,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 964 states and 1254 transitions. [2018-12-01 15:11:11,982 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1254 transitions. [2018-12-01 15:11:11,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-01 15:11:11,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:12,037 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:12,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 967 states and 1258 transitions. [2018-12-01 15:11:12,273 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1258 transitions. [2018-12-01 15:11:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-01 15:11:12,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:12,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 972 states and 1264 transitions. [2018-12-01 15:11:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1264 transitions. [2018-12-01 15:11:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 15:11:12,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:16,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:16,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1038 states and 1346 transitions. [2018-12-01 15:11:16,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1346 transitions. [2018-12-01 15:11:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 15:11:16,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:16,723 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:17,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:17,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1044 states and 1356 transitions. [2018-12-01 15:11:17,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1356 transitions. [2018-12-01 15:11:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 15:11:17,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:17,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:17,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1048 states and 1359 transitions. [2018-12-01 15:11:17,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1359 transitions. [2018-12-01 15:11:17,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 15:11:17,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:17,883 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1066 states and 1382 transitions. [2018-12-01 15:11:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1382 transitions. [2018-12-01 15:11:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 15:11:18,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:18,089 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:18,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1078 states and 1397 transitions. [2018-12-01 15:11:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1397 transitions. [2018-12-01 15:11:18,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 15:11:18,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:18,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:18,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1085 states and 1404 transitions. [2018-12-01 15:11:18,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1404 transitions. [2018-12-01 15:11:18,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-01 15:11:18,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:18,733 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:18,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:18,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1105 states and 1430 transitions. [2018-12-01 15:11:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1430 transitions. [2018-12-01 15:11:18,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-01 15:11:18,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:19,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1113 states and 1439 transitions. [2018-12-01 15:11:19,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1439 transitions. [2018-12-01 15:11:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 15:11:19,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:19,271 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:11:23,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:23,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1172 states and 1513 transitions. [2018-12-01 15:11:23,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1513 transitions. [2018-12-01 15:11:23,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 15:11:23,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:23,155 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:11:25,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:25,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1178 states and 1525 transitions. [2018-12-01 15:11:25,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1525 transitions. [2018-12-01 15:11:25,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 15:11:25,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:25,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1181 states and 1528 transitions. [2018-12-01 15:11:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1528 transitions. [2018-12-01 15:11:25,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 15:11:25,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 15:11:25,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:25,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1183 states and 1534 transitions. [2018-12-01 15:11:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1534 transitions. [2018-12-01 15:11:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 15:11:25,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:28,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1243 states and 1606 transitions. [2018-12-01 15:11:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1606 transitions. [2018-12-01 15:11:28,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 15:11:28,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:28,882 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1272 states and 1636 transitions. [2018-12-01 15:11:29,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1636 transitions. [2018-12-01 15:11:29,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 15:11:29,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:29,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1278 states and 1642 transitions. [2018-12-01 15:11:29,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1642 transitions. [2018-12-01 15:11:29,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 15:11:29,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:31,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1284 states and 1648 transitions. [2018-12-01 15:11:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1648 transitions. [2018-12-01 15:11:31,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 15:11:31,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1285 states and 1649 transitions. [2018-12-01 15:11:31,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1649 transitions. [2018-12-01 15:11:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 15:11:31,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:31,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:31,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1286 states and 1653 transitions. [2018-12-01 15:11:31,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1653 transitions. [2018-12-01 15:11:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 15:11:31,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:32,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1293 states and 1661 transitions. [2018-12-01 15:11:32,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1661 transitions. [2018-12-01 15:11:32,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 15:11:32,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:32,314 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 15:11:32,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1310 states and 1680 transitions. [2018-12-01 15:11:32,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1680 transitions. [2018-12-01 15:11:32,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 15:11:32,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 15:11:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:33,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1316 states and 1686 transitions. [2018-12-01 15:11:33,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1686 transitions. [2018-12-01 15:11:33,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 15:11:33,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 15:11:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1319 states and 1688 transitions. [2018-12-01 15:11:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1688 transitions. [2018-12-01 15:11:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 15:11:33,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:33,413 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:33,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:33,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1330 states and 1703 transitions. [2018-12-01 15:11:33,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1703 transitions. [2018-12-01 15:11:33,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 15:11:33,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1346 states and 1721 transitions. [2018-12-01 15:11:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1721 transitions. [2018-12-01 15:11:34,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 15:11:34,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:34,672 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:34,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1347 states and 1721 transitions. [2018-12-01 15:11:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1721 transitions. [2018-12-01 15:11:34,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 15:11:34,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:34,803 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:11:35,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1351 states and 1724 transitions. [2018-12-01 15:11:35,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1724 transitions. [2018-12-01 15:11:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 15:11:35,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:35,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:35,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1355 states and 1729 transitions. [2018-12-01 15:11:35,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1729 transitions. [2018-12-01 15:11:35,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 15:11:35,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:36,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:36,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1366 states and 1740 transitions. [2018-12-01 15:11:36,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1740 transitions. [2018-12-01 15:11:36,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 15:11:36,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1370 states and 1744 transitions. [2018-12-01 15:11:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1744 transitions. [2018-12-01 15:11:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 15:11:36,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:36,774 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:37,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:37,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1374 states and 1747 transitions. [2018-12-01 15:11:37,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1747 transitions. [2018-12-01 15:11:37,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 15:11:37,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:37,045 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:37,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:37,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1375 states and 1747 transitions. [2018-12-01 15:11:37,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1747 transitions. [2018-12-01 15:11:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 15:11:37,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:37,210 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:37,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:37,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1392 states and 1765 transitions. [2018-12-01 15:11:37,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1765 transitions. [2018-12-01 15:11:37,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 15:11:37,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:37,581 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:37,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1398 states and 1770 transitions. [2018-12-01 15:11:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1770 transitions. [2018-12-01 15:11:37,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 15:11:37,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:37,850 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 15:11:38,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:38,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1404 states and 1776 transitions. [2018-12-01 15:11:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1776 transitions. [2018-12-01 15:11:38,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 15:11:38,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1411 states and 1783 transitions. [2018-12-01 15:11:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1783 transitions. [2018-12-01 15:11:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 15:11:38,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:38,918 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 15:11:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:39,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1416 states and 1788 transitions. [2018-12-01 15:11:39,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1788 transitions. [2018-12-01 15:11:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-01 15:11:39,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:39,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:39,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1423 states and 1794 transitions. [2018-12-01 15:11:39,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1794 transitions. [2018-12-01 15:11:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 15:11:39,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-01 15:11:40,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:40,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1431 states and 1804 transitions. [2018-12-01 15:11:40,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1804 transitions. [2018-12-01 15:11:40,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 15:11:40,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-01 15:11:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1436 states and 1808 transitions. [2018-12-01 15:11:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1808 transitions. [2018-12-01 15:11:40,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 15:11:40,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-01 15:11:40,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:40,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1442 states and 1813 transitions. [2018-12-01 15:11:40,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1813 transitions. [2018-12-01 15:11:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-01 15:11:40,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:41,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:41,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1452 states and 1822 transitions. [2018-12-01 15:11:41,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1822 transitions. [2018-12-01 15:11:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-01 15:11:41,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:41,144 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:41,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1460 states and 1829 transitions. [2018-12-01 15:11:41,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1829 transitions. [2018-12-01 15:11:41,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-01 15:11:41,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:41,315 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:11:42,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:42,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1478 states and 1849 transitions. [2018-12-01 15:11:42,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1849 transitions. [2018-12-01 15:11:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-01 15:11:42,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:11:42,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1483 states and 1853 transitions. [2018-12-01 15:11:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1853 transitions. [2018-12-01 15:11:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 15:11:42,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:42,339 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1490 states and 1866 transitions. [2018-12-01 15:11:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1866 transitions. [2018-12-01 15:11:42,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 15:11:42,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:42,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1494 states and 1870 transitions. [2018-12-01 15:11:42,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1870 transitions. [2018-12-01 15:11:42,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 15:11:42,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:43,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1497 states and 1873 transitions. [2018-12-01 15:11:43,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1873 transitions. [2018-12-01 15:11:43,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 15:11:43,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 15:11:43,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:43,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1500 states and 1876 transitions. [2018-12-01 15:11:43,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1876 transitions. [2018-12-01 15:11:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-01 15:11:43,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:11:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1555 states and 1943 transitions. [2018-12-01 15:11:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1943 transitions. [2018-12-01 15:11:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-01 15:11:46,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:11:47,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:47,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1590 states and 1981 transitions. [2018-12-01 15:11:47,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1981 transitions. [2018-12-01 15:11:47,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-01 15:11:47,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 15:11:48,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:48,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1594 states and 1987 transitions. [2018-12-01 15:11:48,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1987 transitions. [2018-12-01 15:11:48,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-01 15:11:48,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:49,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:49,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1609 states and 2006 transitions. [2018-12-01 15:11:49,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2006 transitions. [2018-12-01 15:11:49,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-01 15:11:49,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:11:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:49,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1617 states and 2013 transitions. [2018-12-01 15:11:49,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2013 transitions. [2018-12-01 15:11:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:49,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:49,591 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1642 states and 2044 transitions. [2018-12-01 15:11:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2044 transitions. [2018-12-01 15:11:50,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:50,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1649 states and 2051 transitions. [2018-12-01 15:11:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2051 transitions. [2018-12-01 15:11:51,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:51,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:51,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1660 states and 2063 transitions. [2018-12-01 15:11:51,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2063 transitions. [2018-12-01 15:11:51,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:51,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1677 states and 2083 transitions. [2018-12-01 15:11:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2083 transitions. [2018-12-01 15:11:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:52,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:53,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:53,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1681 states and 2087 transitions. [2018-12-01 15:11:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2087 transitions. [2018-12-01 15:11:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:53,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1682 states and 2087 transitions. [2018-12-01 15:11:53,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2087 transitions. [2018-12-01 15:11:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:53,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:53,359 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:53,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:53,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1688 states and 2095 transitions. [2018-12-01 15:11:53,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2095 transitions. [2018-12-01 15:11:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:53,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:54,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:54,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1695 states and 2102 transitions. [2018-12-01 15:11:54,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2102 transitions. [2018-12-01 15:11:54,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:54,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:54,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1706 states and 2114 transitions. [2018-12-01 15:11:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2114 transitions. [2018-12-01 15:11:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:54,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:54,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:54,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1717 states and 2124 transitions. [2018-12-01 15:11:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2124 transitions. [2018-12-01 15:11:54,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:54,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:54,978 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:55,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:55,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1724 states and 2130 transitions. [2018-12-01 15:11:55,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2130 transitions. [2018-12-01 15:11:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:55,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:55,239 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:55,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1728 states and 2134 transitions. [2018-12-01 15:11:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2134 transitions. [2018-12-01 15:11:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:55,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:55,563 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:11:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1729 states and 2134 transitions. [2018-12-01 15:11:55,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2134 transitions. [2018-12-01 15:11:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:55,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:55,817 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:11:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1739 states and 2153 transitions. [2018-12-01 15:11:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2153 transitions. [2018-12-01 15:11:57,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:57,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:11:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1746 states and 2162 transitions. [2018-12-01 15:11:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2162 transitions. [2018-12-01 15:11:58,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:58,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:58,301 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:11:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1750 states and 2166 transitions. [2018-12-01 15:11:58,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2166 transitions. [2018-12-01 15:11:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:58,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:11:58,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1756 states and 2171 transitions. [2018-12-01 15:11:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2171 transitions. [2018-12-01 15:11:58,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 15:11:58,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:11:58,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:58,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1766 states and 2180 transitions. [2018-12-01 15:11:58,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2180 transitions. [2018-12-01 15:11:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 15:11:58,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:58,980 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 15:11:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1771 states and 2187 transitions. [2018-12-01 15:11:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2187 transitions. [2018-12-01 15:11:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 15:11:59,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:59,713 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 15:11:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:11:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1776 states and 2191 transitions. [2018-12-01 15:11:59,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2191 transitions. [2018-12-01 15:11:59,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 15:11:59,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:11:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:11:59,997 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 15:12:00,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1779 states and 2193 transitions. [2018-12-01 15:12:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2193 transitions. [2018-12-01 15:12:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 15:12:00,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:00,181 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 15:12:00,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:00,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1781 states and 2194 transitions. [2018-12-01 15:12:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2194 transitions. [2018-12-01 15:12:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 15:12:00,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:00,568 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 15:12:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:00,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1782 states and 2194 transitions. [2018-12-01 15:12:00,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2194 transitions. [2018-12-01 15:12:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 15:12:00,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 15:12:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:00,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1786 states and 2199 transitions. [2018-12-01 15:12:00,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2199 transitions. [2018-12-01 15:12:00,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 15:12:00,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 15:12:01,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1789 states and 2201 transitions. [2018-12-01 15:12:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2201 transitions. [2018-12-01 15:12:01,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 15:12:01,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:01,194 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-01 15:12:02,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1827 states and 2242 transitions. [2018-12-01 15:12:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2242 transitions. [2018-12-01 15:12:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 15:12:02,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:12:02,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1833 states and 2248 transitions. [2018-12-01 15:12:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2248 transitions. [2018-12-01 15:12:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 15:12:02,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:02,384 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:12:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1835 states and 2249 transitions. [2018-12-01 15:12:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2249 transitions. [2018-12-01 15:12:02,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 15:12:02,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:12:02,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:02,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1841 states and 2255 transitions. [2018-12-01 15:12:02,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2255 transitions. [2018-12-01 15:12:02,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 15:12:02,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 15:12:03,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1843 states and 2256 transitions. [2018-12-01 15:12:03,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2256 transitions. [2018-12-01 15:12:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-01 15:12:03,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:03,148 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 15:12:03,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:03,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1846 states and 2260 transitions. [2018-12-01 15:12:03,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2260 transitions. [2018-12-01 15:12:03,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-01 15:12:03,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:12:03,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:03,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1848 states and 2261 transitions. [2018-12-01 15:12:03,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2261 transitions. [2018-12-01 15:12:03,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 15:12:03,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 15:12:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1867 states and 2284 transitions. [2018-12-01 15:12:04,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2284 transitions. [2018-12-01 15:12:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 15:12:04,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:04,295 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 15:12:04,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1871 states and 2289 transitions. [2018-12-01 15:12:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2289 transitions. [2018-12-01 15:12:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 15:12:04,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 15:12:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1874 states and 2292 transitions. [2018-12-01 15:12:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2292 transitions. [2018-12-01 15:12:05,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-01 15:12:05,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:05,190 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:12:05,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1886 states and 2303 transitions. [2018-12-01 15:12:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2303 transitions. [2018-12-01 15:12:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 15:12:05,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:05,264 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 15:12:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1893 states and 2310 transitions. [2018-12-01 15:12:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2310 transitions. [2018-12-01 15:12:05,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 15:12:05,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 15:12:05,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1904 states and 2320 transitions. [2018-12-01 15:12:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2320 transitions. [2018-12-01 15:12:05,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 15:12:05,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:05,724 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 15:12:05,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:05,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1905 states and 2320 transitions. [2018-12-01 15:12:05,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2320 transitions. [2018-12-01 15:12:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 15:12:05,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:05,941 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 15:12:06,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:06,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1909 states and 2323 transitions. [2018-12-01 15:12:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2323 transitions. [2018-12-01 15:12:06,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-01 15:12:06,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 15:12:07,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:07,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1934 states and 2349 transitions. [2018-12-01 15:12:07,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2349 transitions. [2018-12-01 15:12:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 15:12:07,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:07,226 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:12:07,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:07,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1969 states and 2389 transitions. [2018-12-01 15:12:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2389 transitions. [2018-12-01 15:12:07,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 15:12:07,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:07,672 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:12:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1972 states and 2394 transitions. [2018-12-01 15:12:08,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2394 transitions. [2018-12-01 15:12:08,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 15:12:08,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:12:08,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1975 states and 2396 transitions. [2018-12-01 15:12:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2396 transitions. [2018-12-01 15:12:08,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 15:12:08,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:08,676 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 15:12:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:09,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1978 states and 2398 transitions. [2018-12-01 15:12:09,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2398 transitions. [2018-12-01 15:12:09,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-01 15:12:09,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:12:09,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:09,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2004 states and 2424 transitions. [2018-12-01 15:12:09,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2424 transitions. [2018-12-01 15:12:09,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-01 15:12:09,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:09,535 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:12:09,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2005 states and 2424 transitions. [2018-12-01 15:12:09,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2424 transitions. [2018-12-01 15:12:09,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-01 15:12:09,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:12:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2033 states and 2462 transitions. [2018-12-01 15:12:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2462 transitions. [2018-12-01 15:12:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-01 15:12:11,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:11,513 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:12:12,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2038 states and 2467 transitions. [2018-12-01 15:12:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2467 transitions. [2018-12-01 15:12:12,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-01 15:12:12,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:12,216 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 15:12:12,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:12,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2040 states and 2468 transitions. [2018-12-01 15:12:12,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2468 transitions. [2018-12-01 15:12:12,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-01 15:12:12,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:12,616 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:12:12,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2046 states and 2474 transitions. [2018-12-01 15:12:12,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2474 transitions. [2018-12-01 15:12:12,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-01 15:12:12,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:12:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:13,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2050 states and 2479 transitions. [2018-12-01 15:12:13,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2479 transitions. [2018-12-01 15:12:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-01 15:12:13,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 15:12:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:13,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2053 states and 2482 transitions. [2018-12-01 15:12:13,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2482 transitions. [2018-12-01 15:12:13,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-01 15:12:13,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-01 15:12:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:14,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2055 states and 2483 transitions. [2018-12-01 15:12:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2483 transitions. [2018-12-01 15:12:14,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-01 15:12:14,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 15:12:14,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:14,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2067 states and 2494 transitions. [2018-12-01 15:12:14,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2494 transitions. [2018-12-01 15:12:14,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-01 15:12:14,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:14,388 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 15:12:14,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:14,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2071 states and 2498 transitions. [2018-12-01 15:12:14,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2498 transitions. [2018-12-01 15:12:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-01 15:12:14,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:15,787 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 15:12:18,769 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2018-12-01 15:12:20,449 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2018-12-01 15:12:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:24,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2122 states and 2550 transitions. [2018-12-01 15:12:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2550 transitions. [2018-12-01 15:12:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-01 15:12:24,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 15:12:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2128 states and 2555 transitions. [2018-12-01 15:12:24,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2555 transitions. [2018-12-01 15:12:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-01 15:12:24,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:24,529 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 15:12:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:24,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2131 states and 2558 transitions. [2018-12-01 15:12:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2558 transitions. [2018-12-01 15:12:24,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 15:12:24,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:24,867 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:12:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2163 states and 2593 transitions. [2018-12-01 15:12:26,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2593 transitions. [2018-12-01 15:12:26,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 15:12:26,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:12:27,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2181 states and 2611 transitions. [2018-12-01 15:12:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2611 transitions. [2018-12-01 15:12:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 15:12:27,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:12:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2210 states and 2640 transitions. [2018-12-01 15:12:27,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2640 transitions. [2018-12-01 15:12:27,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 15:12:27,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:27,938 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:12:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:30,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2225 states and 2656 transitions. [2018-12-01 15:12:30,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2656 transitions. [2018-12-01 15:12:30,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 15:12:30,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 15:12:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2227 states and 2657 transitions. [2018-12-01 15:12:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2657 transitions. [2018-12-01 15:12:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-01 15:12:30,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 15:12:34,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:34,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2293 states and 2723 transitions. [2018-12-01 15:12:34,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2723 transitions. [2018-12-01 15:12:34,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-01 15:12:34,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 15:12:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2299 states and 2728 transitions. [2018-12-01 15:12:35,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2728 transitions. [2018-12-01 15:12:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 15:12:35,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-01 15:12:35,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:35,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2301 states and 2730 transitions. [2018-12-01 15:12:35,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 2730 transitions. [2018-12-01 15:12:35,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-01 15:12:35,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:35,864 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-01 15:12:42,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2380 states and 2811 transitions. [2018-12-01 15:12:42,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2811 transitions. [2018-12-01 15:12:42,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-01 15:12:42,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:42,953 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 15:12:44,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:44,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2411 states and 2841 transitions. [2018-12-01 15:12:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2841 transitions. [2018-12-01 15:12:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-01 15:12:44,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:44,233 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 15:12:44,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2412 states and 2841 transitions. [2018-12-01 15:12:44,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2841 transitions. [2018-12-01 15:12:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-01 15:12:44,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:12:50,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2432 states and 2869 transitions. [2018-12-01 15:12:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2869 transitions. [2018-12-01 15:12:50,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-01 15:12:50,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:12:50,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:50,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2440 states and 2877 transitions. [2018-12-01 15:12:50,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 2877 transitions. [2018-12-01 15:12:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:12:50,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:12:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:52,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2465 states and 2908 transitions. [2018-12-01 15:12:52,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 2908 transitions. [2018-12-01 15:12:52,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:12:52,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:12:53,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:12:53,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2469 states and 2914 transitions. [2018-12-01 15:12:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 2914 transitions. [2018-12-01 15:12:53,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:12:53,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:12:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:12:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2504 states and 2950 transitions. [2018-12-01 15:13:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 2950 transitions. [2018-12-01 15:13:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:02,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:02,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2517 states and 2964 transitions. [2018-12-01 15:13:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2964 transitions. [2018-12-01 15:13:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:02,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:03,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2520 states and 2966 transitions. [2018-12-01 15:13:03,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 2966 transitions. [2018-12-01 15:13:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:03,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:04,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2537 states and 2986 transitions. [2018-12-01 15:13:04,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 2986 transitions. [2018-12-01 15:13:04,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:04,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:08,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 2559 states and 3010 transitions. [2018-12-01 15:13:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3010 transitions. [2018-12-01 15:13:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:08,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:09,002 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:09,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:09,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2560 states and 3012 transitions. [2018-12-01 15:13:09,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3012 transitions. [2018-12-01 15:13:09,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:09,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:10,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2571 states and 3022 transitions. [2018-12-01 15:13:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3022 transitions. [2018-12-01 15:13:10,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:10,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 15:13:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2572 states and 3022 transitions. [2018-12-01 15:13:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3022 transitions. [2018-12-01 15:13:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 15:13:10,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2579 states and 3031 transitions. [2018-12-01 15:13:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3031 transitions. [2018-12-01 15:13:12,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-01 15:13:12,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:13,450 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-01 15:13:18,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:18,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 2654 states and 3108 transitions. [2018-12-01 15:13:18,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3108 transitions. [2018-12-01 15:13:18,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-01 15:13:18,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-01 15:13:19,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:19,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 2657 states and 3110 transitions. [2018-12-01 15:13:19,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3110 transitions. [2018-12-01 15:13:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-01 15:13:19,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:19,411 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 2659 states and 3111 transitions. [2018-12-01 15:13:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3111 transitions. [2018-12-01 15:13:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 15:13:19,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 15:13:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:21,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2690 states and 3145 transitions. [2018-12-01 15:13:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3145 transitions. [2018-12-01 15:13:21,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 15:13:21,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 15:13:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2737 states and 3194 transitions. [2018-12-01 15:13:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3194 transitions. [2018-12-01 15:13:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 15:13:23,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 15:13:23,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:23,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2740 states and 3196 transitions. [2018-12-01 15:13:23,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3196 transitions. [2018-12-01 15:13:23,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 15:13:23,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:24,019 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 15:13:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 2743 states and 3198 transitions. [2018-12-01 15:13:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3198 transitions. [2018-12-01 15:13:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-01 15:13:24,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:24,582 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-01 15:13:25,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:25,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 2749 states and 3211 transitions. [2018-12-01 15:13:25,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3211 transitions. [2018-12-01 15:13:25,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 15:13:25,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-01 15:13:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:29,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 2767 states and 3231 transitions. [2018-12-01 15:13:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 3231 transitions. [2018-12-01 15:13:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 15:13:29,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-01 15:13:29,745 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-01 15:13:31,759 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-01 15:13:33,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:33,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2780 states and 3243 transitions. [2018-12-01 15:13:33,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3243 transitions. [2018-12-01 15:13:33,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-01 15:13:33,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:34,685 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 15:13:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:43,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2855 states and 3319 transitions. [2018-12-01 15:13:43,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3319 transitions. [2018-12-01 15:13:43,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-01 15:13:43,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:43,464 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 15:13:44,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:44,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2856 states and 3319 transitions. [2018-12-01 15:13:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3319 transitions. [2018-12-01 15:13:44,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:44,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:51,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 2895 states and 3372 transitions. [2018-12-01 15:13:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3372 transitions. [2018-12-01 15:13:51,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:51,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:54,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2902 states and 3386 transitions. [2018-12-01 15:13:54,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3386 transitions. [2018-12-01 15:13:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:54,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:56,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2907 states and 3394 transitions. [2018-12-01 15:13:56,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3394 transitions. [2018-12-01 15:13:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:56,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 2909 states and 3396 transitions. [2018-12-01 15:13:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3396 transitions. [2018-12-01 15:13:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:57,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:57,704 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 2912 states and 3398 transitions. [2018-12-01 15:13:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3398 transitions. [2018-12-01 15:13:58,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:58,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:58,605 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:59,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 2915 states and 3400 transitions. [2018-12-01 15:13:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 3400 transitions. [2018-12-01 15:13:59,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:59,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:13:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:13:59,543 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:13:59,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:13:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2917 states and 3402 transitions. [2018-12-01 15:13:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 3402 transitions. [2018-12-01 15:13:59,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:13:59,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:00,092 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 15:14:02,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 2954 states and 3440 transitions. [2018-12-01 15:14:02,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 3440 transitions. [2018-12-01 15:14:02,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 15:14:02,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:03,041 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 15:14:03,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 2956 states and 3442 transitions. [2018-12-01 15:14:03,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 3442 transitions. [2018-12-01 15:14:03,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 15:14:03,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:14:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 2984 states and 3487 transitions. [2018-12-01 15:14:11,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 3487 transitions. [2018-12-01 15:14:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 15:14:11,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:14:13,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:13,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 2989 states and 3490 transitions. [2018-12-01 15:14:13,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 3490 transitions. [2018-12-01 15:14:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 15:14:13,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:14,512 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:14:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 2994 states and 3495 transitions. [2018-12-01 15:14:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 3495 transitions. [2018-12-01 15:14:15,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 15:14:15,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:14:17,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 2996 states and 3500 transitions. [2018-12-01 15:14:17,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3500 transitions. [2018-12-01 15:14:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 15:14:17,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:14:20,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 3001 states and 3508 transitions. [2018-12-01 15:14:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3508 transitions. [2018-12-01 15:14:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 15:14:20,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:14:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3004 states and 3510 transitions. [2018-12-01 15:14:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 3510 transitions. [2018-12-01 15:14:21,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 15:14:21,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:22,081 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 15:14:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3006 states and 3512 transitions. [2018-12-01 15:14:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3512 transitions. [2018-12-01 15:14:22,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-01 15:14:22,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:23,290 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 15:14:25,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 3061 states and 3579 transitions. [2018-12-01 15:14:25,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3579 transitions. [2018-12-01 15:14:25,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-01 15:14:25,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 15:14:27,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3094 states and 3613 transitions. [2018-12-01 15:14:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3094 states and 3613 transitions. [2018-12-01 15:14:27,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-01 15:14:27,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:27,484 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 15:14:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3112 states and 3631 transitions. [2018-12-01 15:14:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3631 transitions. [2018-12-01 15:14:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-01 15:14:30,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:30,761 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 15:14:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3123 states and 3641 transitions. [2018-12-01 15:14:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 3641 transitions. [2018-12-01 15:14:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 15:14:32,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 15:14:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3130 states and 3649 transitions. [2018-12-01 15:14:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3649 transitions. [2018-12-01 15:14:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 15:14:33,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 15:14:34,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:34,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3138 states and 3656 transitions. [2018-12-01 15:14:34,868 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3656 transitions. [2018-12-01 15:14:34,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 15:14:34,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 15:14:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:36,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3141 states and 3659 transitions. [2018-12-01 15:14:36,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3659 transitions. [2018-12-01 15:14:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 15:14:36,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:36,586 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 15:14:39,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3157 states and 3674 transitions. [2018-12-01 15:14:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3674 transitions. [2018-12-01 15:14:39,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:39,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:39,193 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:43,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3186 states and 3710 transitions. [2018-12-01 15:14:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3186 states and 3710 transitions. [2018-12-01 15:14:43,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:43,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 3213 states and 3746 transitions. [2018-12-01 15:14:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 3746 transitions. [2018-12-01 15:14:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:45,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:48,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 3236 states and 3774 transitions. [2018-12-01 15:14:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 3774 transitions. [2018-12-01 15:14:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:48,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:51,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3249 states and 3786 transitions. [2018-12-01 15:14:51,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3249 states and 3786 transitions. [2018-12-01 15:14:51,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:51,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:51,480 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:53,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 3263 states and 3802 transitions. [2018-12-01 15:14:53,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3263 states and 3802 transitions. [2018-12-01 15:14:53,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:53,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:54,014 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:54,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3813 states to 3274 states and 3813 transitions. [2018-12-01 15:14:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 3813 transitions. [2018-12-01 15:14:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:54,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:54,860 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:55,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3286 states and 3824 transitions. [2018-12-01 15:14:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 3824 transitions. [2018-12-01 15:14:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:55,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:55,655 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3287 states and 3824 transitions. [2018-12-01 15:14:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 3824 transitions. [2018-12-01 15:14:56,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:56,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:56,762 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3288 states and 3824 transitions. [2018-12-01 15:14:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 3824 transitions. [2018-12-01 15:14:57,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 15:14:57,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:57,304 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 15:14:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3289 states and 3825 transitions. [2018-12-01 15:14:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3825 transitions. [2018-12-01 15:14:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 15:14:58,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-01 15:14:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3293 states and 3828 transitions. [2018-12-01 15:14:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3828 transitions. [2018-12-01 15:14:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-01 15:14:58,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-12-01 15:14:58,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:14:58,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3294 states and 3828 transitions. [2018-12-01 15:14:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3828 transitions. [2018-12-01 15:14:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 15:14:58,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:14:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:14:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 15:15:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:00,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 3308 states and 3850 transitions. [2018-12-01 15:15:00,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 3850 transitions. [2018-12-01 15:15:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 15:15:00,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:00,704 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 15:15:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:02,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 3326 states and 3868 transitions. [2018-12-01 15:15:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 3868 transitions. [2018-12-01 15:15:02,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 15:15:02,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:02,232 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 15:15:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 3336 states and 3877 transitions. [2018-12-01 15:15:03,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 3877 transitions. [2018-12-01 15:15:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 15:15:03,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:03,803 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 15:15:04,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 3343 states and 3884 transitions. [2018-12-01 15:15:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3343 states and 3884 transitions. [2018-12-01 15:15:04,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 15:15:04,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 15:15:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:06,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3353 states and 3893 transitions. [2018-12-01 15:15:06,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states and 3893 transitions. [2018-12-01 15:15:06,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 15:15:06,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 15:15:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3364 states and 3903 transitions. [2018-12-01 15:15:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 3903 transitions. [2018-12-01 15:15:07,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-01 15:15:07,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:07,828 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-01 15:15:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3373 states and 3912 transitions. [2018-12-01 15:15:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 3373 states and 3912 transitions. [2018-12-01 15:15:08,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-01 15:15:08,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:08,332 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-01 15:15:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3374 states and 3912 transitions. [2018-12-01 15:15:08,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 3912 transitions. [2018-12-01 15:15:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 15:15:08,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 15:15:09,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3381 states and 3918 transitions. [2018-12-01 15:15:09,372 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 3918 transitions. [2018-12-01 15:15:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 15:15:09,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:09,500 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 15:15:09,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:09,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3388 states and 3924 transitions. [2018-12-01 15:15:09,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3388 states and 3924 transitions. [2018-12-01 15:15:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 15:15:09,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 15:15:12,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3407 states and 3943 transitions. [2018-12-01 15:15:12,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3407 states and 3943 transitions. [2018-12-01 15:15:12,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 15:15:12,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 15:15:13,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:13,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3413 states and 3949 transitions. [2018-12-01 15:15:13,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 3949 transitions. [2018-12-01 15:15:13,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 15:15:13,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 15:15:14,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:14,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3424 states and 3963 transitions. [2018-12-01 15:15:14,397 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 3963 transitions. [2018-12-01 15:15:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 15:15:14,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:14,523 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 15:15:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:15,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3425 states and 3963 transitions. [2018-12-01 15:15:15,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3963 transitions. [2018-12-01 15:15:15,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 15:15:15,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 15:15:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:15:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 15:15:16,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 15:15:16,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3154 states and 3662 transitions. [2018-12-01 15:15:16,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 3662 transitions. [2018-12-01 15:15:16,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 15:15:16,307 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 279 iterations. [2018-12-01 15:15:16,312 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 15:15:16,430 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 15:15:16,666 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:16,913 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:17,086 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-01 15:15:17,331 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:17,449 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:17,744 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-01 15:15:17,864 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-01 15:15:18,063 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-12-01 15:15:18,283 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-01 15:15:18,419 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-01 15:15:18,594 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-01 15:15:18,716 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 17 [2018-12-01 15:15:18,854 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2018-12-01 15:15:18,982 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:19,091 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 17 [2018-12-01 15:15:19,196 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2018-12-01 15:15:19,400 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-01 15:15:19,633 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 53 [2018-12-01 15:15:19,735 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2018-12-01 15:15:19,856 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-01 15:15:19,957 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 17 [2018-12-01 15:15:20,066 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-01 15:15:20,174 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-12-01 15:15:20,290 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:20,500 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-12-01 15:15:20,799 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-01 15:15:20,998 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-01 15:15:21,127 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2018-12-01 15:15:21,243 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-01 15:15:21,483 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-01 15:15:21,585 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-01 15:15:21,778 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-01 15:15:21,948 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-01 15:15:22,196 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:22,636 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-01 15:15:22,767 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 15:15:22,915 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-01 15:15:23,334 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-01 15:15:23,436 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 15:15:23,676 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-12-01 15:15:23,781 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2018-12-01 15:15:23,899 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 15:15:24,020 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 15:15:24,124 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2018-12-01 15:15:24,294 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 51 [2018-12-01 15:15:24,395 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2018-12-01 15:15:24,536 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 15:15:24,538 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-01 15:15:24,543 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-01 15:15:24,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 03:15:24 ImpRootNode [2018-12-01 15:15:24,543 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 15:15:24,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 15:15:24,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 15:15:24,543 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 15:15:24,544 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:10:48" (3/4) ... [2018-12-01 15:15:24,546 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 15:15:24,557 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-01 15:15:24,557 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-01 15:15:24,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-01 15:15:24,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 15:15:24,611 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cf7fb9ad-0878-4438-9ff0-d661314a06b4/bin-2019/ukojak/witness.graphml [2018-12-01 15:15:24,611 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 15:15:24,611 INFO L168 Benchmark]: Toolchain (without parser) took 277501.97 ms. Allocated memory was 1.0 GB in the beginning and 3.8 GB in the end (delta: 2.8 GB). Free memory was 950.6 MB in the beginning and 1.8 GB in the end (delta: -849.8 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-01 15:15:24,612 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 15:15:24,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -119.2 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-12-01 15:15:24,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-01 15:15:24,612 INFO L168 Benchmark]: Boogie Preprocessor took 28.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 15:15:24,612 INFO L168 Benchmark]: RCFGBuilder took 957.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 839.1 MB in the end (delta: 223.5 MB). Peak memory consumption was 223.5 MB. Max. memory is 11.5 GB. [2018-12-01 15:15:24,612 INFO L168 Benchmark]: CodeCheck took 276116.37 ms. Allocated memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 839.1 MB in the beginning and 1.8 GB in the end (delta: -961.3 MB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2018-12-01 15:15:24,613 INFO L168 Benchmark]: Witness Printer took 67.50 ms. Allocated memory is still 3.8 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 15:15:24,613 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, 267.8s OverallTime, 279 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 65536 SDtfs, -720474732 SDslu, 393216 SDs, 0 SdLazy, -243260624 SolverSat, -67010016 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1344.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 346180 GetRequests, 339095 SyntacticMatches, 5071 SemanticMatches, 2014 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3134026 ImplicationChecksByTransitivity, 235.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 25.5s InterpolantComputationTime, 51841 NumberOfCodeBlocks, 51841 NumberOfCodeBlocksAsserted, 278 NumberOfCheckSat, 51563 ConstructedInterpolants, 0 QuantifiedInterpolants, 33645563 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 278 InterpolantComputations, 197 PerfectInterpolantSequences, 48670/50045 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 484]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 292.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -119.2 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 957.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 839.1 MB in the end (delta: 223.5 MB). Peak memory consumption was 223.5 MB. Max. memory is 11.5 GB. * CodeCheck took 276116.37 ms. Allocated memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 839.1 MB in the beginning and 1.8 GB in the end (delta: -961.3 MB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. * Witness Printer took 67.50 ms. Allocated memory is still 3.8 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...