./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/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 ebfe45d4aa38a1256db2ee760b5b480b689c30c4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:01:47,471 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:01:47,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:01:47,478 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:01:47,478 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:01:47,479 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:01:47,480 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:01:47,481 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:01:47,482 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:01:47,483 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:01:47,483 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:01:47,483 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:01:47,484 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:01:47,485 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:01:47,485 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:01:47,486 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:01:47,486 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:01:47,487 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:01:47,488 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:01:47,489 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:01:47,490 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:01:47,491 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:01:47,492 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:01:47,493 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:01:47,493 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:01:47,493 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:01:47,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:01:47,494 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:01:47,495 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:01:47,496 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:01:47,496 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:01:47,496 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:01:47,496 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:01:47,497 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:01:47,497 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:01:47,498 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:01:47,498 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:01:47,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:01:47,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:01:47,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:01:47,506 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:01:47,506 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:01:47,506 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:01:47,506 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:01:47,506 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:01:47,506 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:01:47,506 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:01:47,506 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:01:47,507 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:01:47,507 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:01:47,507 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:01:47,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:01:47,508 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:01:47,508 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:01:47,508 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:01:47,508 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:01:47,508 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:01:47,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:01:47,509 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_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/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 -> ebfe45d4aa38a1256db2ee760b5b480b689c30c4 [2018-11-18 15:01:47,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:01:47,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:01:47,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:01:47,543 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:01:47,544 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:01:47,544 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-11-18 15:01:47,578 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/data/ca2cd923b/21f10498e89641fd92d7326ee34f950d/FLAG208c06e8e [2018-11-18 15:01:47,939 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:01:47,939 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-11-18 15:01:47,951 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/data/ca2cd923b/21f10498e89641fd92d7326ee34f950d/FLAG208c06e8e [2018-11-18 15:01:47,963 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/data/ca2cd923b/21f10498e89641fd92d7326ee34f950d [2018-11-18 15:01:47,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:01:47,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:01:47,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:01:47,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:01:47,971 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:01:47,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:01:47" (1/1) ... [2018-11-18 15:01:47,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644d0a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:47, skipping insertion in model container [2018-11-18 15:01:47,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:01:47" (1/1) ... [2018-11-18 15:01:47,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:01:48,016 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:01:48,269 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:01:48,273 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:01:48,343 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:01:48,355 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:01:48,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48 WrapperNode [2018-11-18 15:01:48,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:01:48,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:01:48,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:01:48,357 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:01:48,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:01:48,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:01:48,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:01:48,456 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:01:48,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... [2018-11-18 15:01:48,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:01:48,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:01:48,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:01:48,497 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:01:48,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:01:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:01:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:01:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:01:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:01:49,834 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:01:49,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:01:49 BoogieIcfgContainer [2018-11-18 15:01:49,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:01:49,835 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:01:49,835 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:01:49,845 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:01:49,845 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:01:49" (1/1) ... [2018-11-18 15:01:49,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:01:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 15:01:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 15:01:49,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 15:01:49,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:50,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-11-18 15:01:50,603 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-11-18 15:01:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 15:01:50,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 245 states and 333 transitions. [2018-11-18 15:01:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 333 transitions. [2018-11-18 15:01:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 15:01:51,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:51,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 251 states and 344 transitions. [2018-11-18 15:01:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 344 transitions. [2018-11-18 15:01:51,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 15:01:51,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:51,764 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:51,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 257 states and 354 transitions. [2018-11-18 15:01:51,967 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 354 transitions. [2018-11-18 15:01:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 15:01:51,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:52,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 263 states and 361 transitions. [2018-11-18 15:01:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 361 transitions. [2018-11-18 15:01:52,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:01:52,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:01:52,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:52,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 265 states and 366 transitions. [2018-11-18 15:01:52,291 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 366 transitions. [2018-11-18 15:01:52,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 15:01:52,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:52,322 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 268 states and 369 transitions. [2018-11-18 15:01:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 369 transitions. [2018-11-18 15:01:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 15:01:52,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:52,431 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:52,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 282 states and 394 transitions. [2018-11-18 15:01:52,729 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 394 transitions. [2018-11-18 15:01:52,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 15:01:52,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:52,746 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:01:52,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 288 states and 403 transitions. [2018-11-18 15:01:52,938 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 403 transitions. [2018-11-18 15:01:52,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 15:01:52,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:52,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 290 states and 406 transitions. [2018-11-18 15:01:52,997 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 406 transitions. [2018-11-18 15:01:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 15:01:52,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 297 states and 422 transitions. [2018-11-18 15:01:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 422 transitions. [2018-11-18 15:01:53,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 15:01:53,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:53,389 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:53,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 301 states and 427 transitions. [2018-11-18 15:01:53,410 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 427 transitions. [2018-11-18 15:01:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 15:01:53,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:53,425 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:53,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 316 states and 451 transitions. [2018-11-18 15:01:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 451 transitions. [2018-11-18 15:01:53,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 15:01:53,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:53,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 321 states and 458 transitions. [2018-11-18 15:01:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 458 transitions. [2018-11-18 15:01:53,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:01:53,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:53,997 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:01:54,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:54,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 322 states and 458 transitions. [2018-11-18 15:01:54,057 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 458 transitions. [2018-11-18 15:01:54,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:01:54,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:54,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 326 states and 466 transitions. [2018-11-18 15:01:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 466 transitions. [2018-11-18 15:01:54,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:01:54,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:01:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:54,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 327 states and 468 transitions. [2018-11-18 15:01:54,323 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2018-11-18 15:01:54,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:01:54,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:54,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:54,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 332 states and 474 transitions. [2018-11-18 15:01:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 474 transitions. [2018-11-18 15:01:54,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 15:01:54,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 334 states and 476 transitions. [2018-11-18 15:01:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 476 transitions. [2018-11-18 15:01:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:01:54,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:54,485 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:55,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 352 states and 501 transitions. [2018-11-18 15:01:55,012 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 501 transitions. [2018-11-18 15:01:55,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:01:55,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:55,053 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 357 states and 507 transitions. [2018-11-18 15:01:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 507 transitions. [2018-11-18 15:01:55,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 15:01:55,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:55,328 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:55,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 371 states and 528 transitions. [2018-11-18 15:01:55,826 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 528 transitions. [2018-11-18 15:01:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 15:01:55,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:55,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:55,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 376 states and 534 transitions. [2018-11-18 15:01:55,980 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 534 transitions. [2018-11-18 15:01:55,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 15:01:55,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 400 states and 567 transitions. [2018-11-18 15:01:56,612 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 567 transitions. [2018-11-18 15:01:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 15:01:56,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:01:56,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:56,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 401 states and 567 transitions. [2018-11-18 15:01:56,715 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 567 transitions. [2018-11-18 15:01:56,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:01:56,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:56,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:56,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 406 states and 573 transitions. [2018-11-18 15:01:56,913 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 573 transitions. [2018-11-18 15:01:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:01:56,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:56,961 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:01:57,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:57,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 412 states and 590 transitions. [2018-11-18 15:01:57,307 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 590 transitions. [2018-11-18 15:01:57,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:01:57,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 413 states and 591 transitions. [2018-11-18 15:01:57,339 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 591 transitions. [2018-11-18 15:01:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 15:01:57,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:58,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:58,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 435 states and 618 transitions. [2018-11-18 15:01:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 618 transitions. [2018-11-18 15:01:58,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 15:01:58,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:58,168 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 439 states and 622 transitions. [2018-11-18 15:01:58,278 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 622 transitions. [2018-11-18 15:01:58,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 15:01:58,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:58,324 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:58,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:58,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 448 states and 633 transitions. [2018-11-18 15:01:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 633 transitions. [2018-11-18 15:01:58,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 15:01:58,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:01:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 451 states and 636 transitions. [2018-11-18 15:01:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 636 transitions. [2018-11-18 15:01:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 15:01:58,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:58,816 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:01:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:58,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 452 states and 637 transitions. [2018-11-18 15:01:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 637 transitions. [2018-11-18 15:01:58,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 15:01:58,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:01:59,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 454 states and 638 transitions. [2018-11-18 15:01:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 638 transitions. [2018-11-18 15:01:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 15:01:59,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:59,043 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:59,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 466 states and 655 transitions. [2018-11-18 15:01:59,390 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 655 transitions. [2018-11-18 15:01:59,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 15:01:59,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:01:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:01:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 470 states and 660 transitions. [2018-11-18 15:01:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 660 transitions. [2018-11-18 15:01:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 15:01:59,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:01:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:01:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:00,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 477 states and 678 transitions. [2018-11-18 15:02:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 678 transitions. [2018-11-18 15:02:00,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 15:02:00,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:00,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 483 states and 684 transitions. [2018-11-18 15:02:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 684 transitions. [2018-11-18 15:02:00,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 15:02:00,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:00,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 485 states and 685 transitions. [2018-11-18 15:02:00,622 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 685 transitions. [2018-11-18 15:02:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:02:00,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:00,707 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:00,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 486 states and 687 transitions. [2018-11-18 15:02:00,882 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 687 transitions. [2018-11-18 15:02:00,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 15:02:00,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:00,956 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:01,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:01,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 500 states and 703 transitions. [2018-11-18 15:02:01,414 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 703 transitions. [2018-11-18 15:02:01,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 15:02:01,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:02:01,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:01,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 514 states and 721 transitions. [2018-11-18 15:02:01,707 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 721 transitions. [2018-11-18 15:02:01,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 15:02:01,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:01,726 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:01,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:01,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 521 states and 729 transitions. [2018-11-18 15:02:01,764 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 729 transitions. [2018-11-18 15:02:01,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 15:02:01,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:01,911 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:02:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 555 states and 772 transitions. [2018-11-18 15:02:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 772 transitions. [2018-11-18 15:02:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 15:02:02,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:02,802 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 569 states and 788 transitions. [2018-11-18 15:02:03,283 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 788 transitions. [2018-11-18 15:02:03,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 15:02:03,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:03,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 576 states and 795 transitions. [2018-11-18 15:02:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 795 transitions. [2018-11-18 15:02:03,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 15:02:03,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:04,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:04,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 583 states and 803 transitions. [2018-11-18 15:02:04,068 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 803 transitions. [2018-11-18 15:02:04,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:02:04,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:04,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:04,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 591 states and 814 transitions. [2018-11-18 15:02:04,442 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 814 transitions. [2018-11-18 15:02:04,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:02:04,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:04,521 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:04,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 596 states and 819 transitions. [2018-11-18 15:02:04,671 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 819 transitions. [2018-11-18 15:02:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 15:02:04,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:05,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:05,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 613 states and 841 transitions. [2018-11-18 15:02:05,288 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 841 transitions. [2018-11-18 15:02:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:02:05,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 15:02:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 618 states and 846 transitions. [2018-11-18 15:02:05,378 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 846 transitions. [2018-11-18 15:02:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:02:05,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:05,411 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:05,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 629 states and 858 transitions. [2018-11-18 15:02:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 858 transitions. [2018-11-18 15:02:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 15:02:05,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:05,894 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:05,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:05,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 632 states and 861 transitions. [2018-11-18 15:02:05,910 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 861 transitions. [2018-11-18 15:02:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:02:05,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 637 states and 866 transitions. [2018-11-18 15:02:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 866 transitions. [2018-11-18 15:02:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:02:06,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:06,081 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 638 states and 867 transitions. [2018-11-18 15:02:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 867 transitions. [2018-11-18 15:02:06,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 15:02:06,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:07,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:07,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 677 states and 916 transitions. [2018-11-18 15:02:07,530 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 916 transitions. [2018-11-18 15:02:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:02:07,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:07,554 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:02:07,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:07,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 679 states and 918 transitions. [2018-11-18 15:02:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 918 transitions. [2018-11-18 15:02:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:02:07,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:07,697 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:02:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 686 states and 924 transitions. [2018-11-18 15:02:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 924 transitions. [2018-11-18 15:02:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 15:02:07,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:02:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:08,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 695 states and 932 transitions. [2018-11-18 15:02:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 932 transitions. [2018-11-18 15:02:08,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:02:08,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:08,198 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 719 states and 957 transitions. [2018-11-18 15:02:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 957 transitions. [2018-11-18 15:02:08,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:02:08,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 768 states and 1013 transitions. [2018-11-18 15:02:10,768 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1013 transitions. [2018-11-18 15:02:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 15:02:10,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:10,786 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:02:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:10,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 769 states and 1015 transitions. [2018-11-18 15:02:10,990 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1015 transitions. [2018-11-18 15:02:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 15:02:10,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 772 states and 1017 transitions. [2018-11-18 15:02:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1017 transitions. [2018-11-18 15:02:11,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 15:02:11,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:11,039 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:11,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:11,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 773 states and 1019 transitions. [2018-11-18 15:02:11,132 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1019 transitions. [2018-11-18 15:02:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 15:02:11,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 778 states and 1024 transitions. [2018-11-18 15:02:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1024 transitions. [2018-11-18 15:02:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 15:02:11,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 803 states and 1053 transitions. [2018-11-18 15:02:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1053 transitions. [2018-11-18 15:02:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:02:12,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:12,198 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 15:02:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:12,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 804 states and 1053 transitions. [2018-11-18 15:02:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1053 transitions. [2018-11-18 15:02:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 15:02:12,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 15:02:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 818 states and 1071 transitions. [2018-11-18 15:02:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1071 transitions. [2018-11-18 15:02:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 15:02:12,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:13,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 863 states and 1120 transitions. [2018-11-18 15:02:13,724 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1120 transitions. [2018-11-18 15:02:13,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 15:02:13,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:13,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:13,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 864 states and 1120 transitions. [2018-11-18 15:02:13,918 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1120 transitions. [2018-11-18 15:02:13,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 15:02:13,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:13,934 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:02:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 870 states and 1128 transitions. [2018-11-18 15:02:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1128 transitions. [2018-11-18 15:02:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 15:02:14,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:02:14,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 874 states and 1132 transitions. [2018-11-18 15:02:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1132 transitions. [2018-11-18 15:02:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 15:02:14,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:14,407 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:14,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:14,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 888 states and 1145 transitions. [2018-11-18 15:02:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1145 transitions. [2018-11-18 15:02:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 15:02:14,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:14,921 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 899 states and 1157 transitions. [2018-11-18 15:02:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1157 transitions. [2018-11-18 15:02:15,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 15:02:15,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:15,389 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:15,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 900 states and 1157 transitions. [2018-11-18 15:02:15,424 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1157 transitions. [2018-11-18 15:02:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 15:02:15,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:15,464 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:02:16,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:16,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 919 states and 1180 transitions. [2018-11-18 15:02:16,269 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1180 transitions. [2018-11-18 15:02:16,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 15:02:16,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:02:16,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 933 states and 1195 transitions. [2018-11-18 15:02:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1195 transitions. [2018-11-18 15:02:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 15:02:16,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:16,726 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:16,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 950 states and 1215 transitions. [2018-11-18 15:02:16,939 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1215 transitions. [2018-11-18 15:02:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:02:16,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:16,993 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:02:17,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:17,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 951 states and 1216 transitions. [2018-11-18 15:02:17,042 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1216 transitions. [2018-11-18 15:02:17,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:02:17,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:17,110 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 970 states and 1238 transitions. [2018-11-18 15:02:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1238 transitions. [2018-11-18 15:02:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:02:17,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:17,371 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:17,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 984 states and 1254 transitions. [2018-11-18 15:02:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1254 transitions. [2018-11-18 15:02:17,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:02:17,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:17,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:17,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 986 states and 1256 transitions. [2018-11-18 15:02:17,620 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1256 transitions. [2018-11-18 15:02:17,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:02:17,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:02:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 992 states and 1265 transitions. [2018-11-18 15:02:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1265 transitions. [2018-11-18 15:02:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:02:18,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:18,058 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:18,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1019 states and 1297 transitions. [2018-11-18 15:02:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1297 transitions. [2018-11-18 15:02:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 15:02:18,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:18,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:18,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1031 states and 1309 transitions. [2018-11-18 15:02:18,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1309 transitions. [2018-11-18 15:02:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 15:02:18,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:19,007 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 15:02:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1045 states and 1326 transitions. [2018-11-18 15:02:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1326 transitions. [2018-11-18 15:02:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:19,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:19,663 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:22,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1110 states and 1405 transitions. [2018-11-18 15:02:22,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1405 transitions. [2018-11-18 15:02:22,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:22,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:22,410 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1147 states and 1449 transitions. [2018-11-18 15:02:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1449 transitions. [2018-11-18 15:02:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:24,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1165 states and 1468 transitions. [2018-11-18 15:02:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1468 transitions. [2018-11-18 15:02:25,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:25,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:25,133 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:26,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1174 states and 1478 transitions. [2018-11-18 15:02:26,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1478 transitions. [2018-11-18 15:02:26,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:26,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:26,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:26,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1212 states and 1521 transitions. [2018-11-18 15:02:26,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1521 transitions. [2018-11-18 15:02:26,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:26,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:26,920 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:27,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1245 states and 1555 transitions. [2018-11-18 15:02:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1555 transitions. [2018-11-18 15:02:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:27,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1246 states and 1555 transitions. [2018-11-18 15:02:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1555 transitions. [2018-11-18 15:02:27,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:27,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:28,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1262 states and 1572 transitions. [2018-11-18 15:02:28,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1572 transitions. [2018-11-18 15:02:28,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:02:28,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:28,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1266 states and 1576 transitions. [2018-11-18 15:02:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1576 transitions. [2018-11-18 15:02:28,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:02:28,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:28,970 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:29,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1286 states and 1603 transitions. [2018-11-18 15:02:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1603 transitions. [2018-11-18 15:02:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 15:02:29,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:02:30,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:30,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1294 states and 1612 transitions. [2018-11-18 15:02:30,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1612 transitions. [2018-11-18 15:02:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 15:02:30,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:02:30,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:30,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1296 states and 1614 transitions. [2018-11-18 15:02:30,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1614 transitions. [2018-11-18 15:02:30,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 15:02:30,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:30,476 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1304 states and 1623 transitions. [2018-11-18 15:02:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1623 transitions. [2018-11-18 15:02:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 15:02:30,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:31,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:31,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1310 states and 1634 transitions. [2018-11-18 15:02:31,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1634 transitions. [2018-11-18 15:02:31,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:02:31,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:31,323 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1364 states and 1693 transitions. [2018-11-18 15:02:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1693 transitions. [2018-11-18 15:02:33,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:02:33,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:33,054 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:33,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1376 states and 1705 transitions. [2018-11-18 15:02:33,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1705 transitions. [2018-11-18 15:02:33,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:02:33,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:36,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:37,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1435 states and 1778 transitions. [2018-11-18 15:02:37,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1778 transitions. [2018-11-18 15:02:37,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:02:37,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:38,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1447 states and 1794 transitions. [2018-11-18 15:02:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1794 transitions. [2018-11-18 15:02:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:02:38,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:38,213 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1458 states and 1808 transitions. [2018-11-18 15:02:38,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1808 transitions. [2018-11-18 15:02:38,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:02:38,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:40,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1467 states and 1818 transitions. [2018-11-18 15:02:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1818 transitions. [2018-11-18 15:02:40,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:02:40,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:40,198 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:02:40,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:40,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1469 states and 1820 transitions. [2018-11-18 15:02:40,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1820 transitions. [2018-11-18 15:02:40,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:40,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:40,267 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:40,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:40,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1480 states and 1833 transitions. [2018-11-18 15:02:40,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1833 transitions. [2018-11-18 15:02:40,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:40,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:42,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1502 states and 1855 transitions. [2018-11-18 15:02:42,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1855 transitions. [2018-11-18 15:02:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:42,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:42,143 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:42,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1513 states and 1867 transitions. [2018-11-18 15:02:42,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1867 transitions. [2018-11-18 15:02:42,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:42,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:42,835 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1519 states and 1873 transitions. [2018-11-18 15:02:43,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1873 transitions. [2018-11-18 15:02:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:43,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:43,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:43,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1529 states and 1887 transitions. [2018-11-18 15:02:43,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1887 transitions. [2018-11-18 15:02:43,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:43,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:44,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1562 states and 1920 transitions. [2018-11-18 15:02:44,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1920 transitions. [2018-11-18 15:02:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:44,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:44,180 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1563 states and 1920 transitions. [2018-11-18 15:02:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1920 transitions. [2018-11-18 15:02:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:02:44,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1564 states and 1920 transitions. [2018-11-18 15:02:44,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1920 transitions. [2018-11-18 15:02:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:02:44,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:44,621 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:02:44,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:44,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1568 states and 1923 transitions. [2018-11-18 15:02:44,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1923 transitions. [2018-11-18 15:02:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:02:44,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:44,940 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:02:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:45,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1572 states and 1926 transitions. [2018-11-18 15:02:45,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1926 transitions. [2018-11-18 15:02:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:02:45,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 15:02:46,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:46,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1652 states and 2020 transitions. [2018-11-18 15:02:46,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2020 transitions. [2018-11-18 15:02:46,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 15:02:46,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:02:47,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:47,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1658 states and 2030 transitions. [2018-11-18 15:02:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2030 transitions. [2018-11-18 15:02:47,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:02:47,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 15:02:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:47,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1664 states and 2035 transitions. [2018-11-18 15:02:47,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2035 transitions. [2018-11-18 15:02:47,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 15:02:47,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:02:48,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:48,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1674 states and 2049 transitions. [2018-11-18 15:02:48,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 2049 transitions. [2018-11-18 15:02:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 15:02:48,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:02:48,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:48,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1683 states and 2058 transitions. [2018-11-18 15:02:48,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2058 transitions. [2018-11-18 15:02:48,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 15:02:48,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:48,579 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:02:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:48,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1687 states and 2061 transitions. [2018-11-18 15:02:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2061 transitions. [2018-11-18 15:02:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 15:02:48,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:49,027 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1701 states and 2085 transitions. [2018-11-18 15:02:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2085 transitions. [2018-11-18 15:02:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 15:02:50,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:50,816 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:51,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:51,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1718 states and 2105 transitions. [2018-11-18 15:02:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2105 transitions. [2018-11-18 15:02:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 15:02:51,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1733 states and 2120 transitions. [2018-11-18 15:02:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2120 transitions. [2018-11-18 15:02:52,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 15:02:52,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:02:52,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:52,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1748 states and 2134 transitions. [2018-11-18 15:02:52,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2134 transitions. [2018-11-18 15:02:52,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 15:02:52,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:02:54,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1756 states and 2144 transitions. [2018-11-18 15:02:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2144 transitions. [2018-11-18 15:02:54,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 15:02:54,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:02:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1761 states and 2149 transitions. [2018-11-18 15:02:54,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2149 transitions. [2018-11-18 15:02:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 15:02:54,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:02:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1762 states and 2149 transitions. [2018-11-18 15:02:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2149 transitions. [2018-11-18 15:02:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 15:02:54,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:02:55,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1766 states and 2152 transitions. [2018-11-18 15:02:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2152 transitions. [2018-11-18 15:02:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 15:02:55,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:02:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1770 states and 2155 transitions. [2018-11-18 15:02:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2155 transitions. [2018-11-18 15:02:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 15:02:55,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:55,528 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 15:02:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:55,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1776 states and 2166 transitions. [2018-11-18 15:02:55,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2166 transitions. [2018-11-18 15:02:55,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 15:02:55,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:55,966 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 15:02:56,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:56,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1777 states and 2168 transitions. [2018-11-18 15:02:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2168 transitions. [2018-11-18 15:02:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 15:02:56,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:56,470 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 15:02:56,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:56,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1778 states and 2170 transitions. [2018-11-18 15:02:56,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2170 transitions. [2018-11-18 15:02:56,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 15:02:56,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:56,819 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 15:02:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1779 states and 2172 transitions. [2018-11-18 15:02:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2172 transitions. [2018-11-18 15:02:57,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 15:02:57,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1818 states and 2213 transitions. [2018-11-18 15:02:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2213 transitions. [2018-11-18 15:02:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 15:02:58,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:02:58,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:58,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1836 states and 2230 transitions. [2018-11-18 15:02:58,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2230 transitions. [2018-11-18 15:02:58,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 15:02:58,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:02:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1839 states and 2233 transitions. [2018-11-18 15:02:58,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2233 transitions. [2018-11-18 15:02:58,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:02:58,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 15:02:58,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:02:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1846 states and 2240 transitions. [2018-11-18 15:02:58,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2240 transitions. [2018-11-18 15:02:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:02:58,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:02:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:02:59,293 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:03:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:01,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1882 states and 2285 transitions. [2018-11-18 15:03:01,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2285 transitions. [2018-11-18 15:03:01,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:03:01,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:01,471 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:03:01,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1884 states and 2285 transitions. [2018-11-18 15:03:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2285 transitions. [2018-11-18 15:03:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 15:03:01,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:02,038 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:03:02,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:02,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1908 states and 2310 transitions. [2018-11-18 15:03:02,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2310 transitions. [2018-11-18 15:03:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 15:03:02,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:03:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:03,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1917 states and 2327 transitions. [2018-11-18 15:03:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2327 transitions. [2018-11-18 15:03:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 15:03:03,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:03:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1922 states and 2333 transitions. [2018-11-18 15:03:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2333 transitions. [2018-11-18 15:03:04,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 15:03:04,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:04,234 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 15:03:04,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:04,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1926 states and 2337 transitions. [2018-11-18 15:03:04,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2337 transitions. [2018-11-18 15:03:04,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 15:03:04,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 15:03:05,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1954 states and 2367 transitions. [2018-11-18 15:03:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2367 transitions. [2018-11-18 15:03:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 15:03:05,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:05,670 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 15:03:06,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:06,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1963 states and 2376 transitions. [2018-11-18 15:03:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2376 transitions. [2018-11-18 15:03:06,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 15:03:06,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:06,380 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 15:03:06,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:06,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1968 states and 2381 transitions. [2018-11-18 15:03:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2381 transitions. [2018-11-18 15:03:06,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 15:03:06,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:06,780 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 15:03:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1973 states and 2389 transitions. [2018-11-18 15:03:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2389 transitions. [2018-11-18 15:03:07,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 15:03:07,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 15:03:07,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:07,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1977 states and 2393 transitions. [2018-11-18 15:03:07,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2393 transitions. [2018-11-18 15:03:07,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 15:03:07,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:07,911 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 15:03:08,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:08,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 1981 states and 2397 transitions. [2018-11-18 15:03:08,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2397 transitions. [2018-11-18 15:03:08,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 15:03:08,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:08,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1985 states and 2400 transitions. [2018-11-18 15:03:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2400 transitions. [2018-11-18 15:03:08,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 15:03:08,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:09,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2007 states and 2426 transitions. [2018-11-18 15:03:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2426 transitions. [2018-11-18 15:03:09,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 15:03:09,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:09,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2012 states and 2431 transitions. [2018-11-18 15:03:09,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2431 transitions. [2018-11-18 15:03:09,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:03:09,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 141 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:03:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 2098 states and 2530 transitions. [2018-11-18 15:03:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2530 transitions. [2018-11-18 15:03:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:03:12,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:12,059 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 141 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 15:03:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:12,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2112 states and 2544 transitions. [2018-11-18 15:03:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2544 transitions. [2018-11-18 15:03:12,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 15:03:12,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:12,517 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 15:03:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:12,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2116 states and 2547 transitions. [2018-11-18 15:03:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2547 transitions. [2018-11-18 15:03:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 15:03:12,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:12,878 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 15:03:13,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:13,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2120 states and 2550 transitions. [2018-11-18 15:03:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2550 transitions. [2018-11-18 15:03:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:03:13,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:13,237 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:03:14,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:14,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2175 states and 2621 transitions. [2018-11-18 15:03:14,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2621 transitions. [2018-11-18 15:03:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:03:14,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:14,937 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:03:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2210 states and 2662 transitions. [2018-11-18 15:03:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2662 transitions. [2018-11-18 15:03:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:03:17,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:03:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2222 states and 2675 transitions. [2018-11-18 15:03:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2675 transitions. [2018-11-18 15:03:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:03:17,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:03:18,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2241 states and 2693 transitions. [2018-11-18 15:03:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2693 transitions. [2018-11-18 15:03:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:03:18,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:18,322 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:03:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 2289 states and 2745 transitions. [2018-11-18 15:03:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2745 transitions. [2018-11-18 15:03:20,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:03:20,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:03:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2309 states and 2765 transitions. [2018-11-18 15:03:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2765 transitions. [2018-11-18 15:03:21,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 15:03:21,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 15:03:21,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:21,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2321 states and 2776 transitions. [2018-11-18 15:03:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2776 transitions. [2018-11-18 15:03:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 15:03:21,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 15:03:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2328 states and 2782 transitions. [2018-11-18 15:03:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 2782 transitions. [2018-11-18 15:03:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 15:03:21,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 15:03:22,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2332 states and 2785 transitions. [2018-11-18 15:03:22,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2785 transitions. [2018-11-18 15:03:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 15:03:22,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:22,248 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 15:03:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2336 states and 2788 transitions. [2018-11-18 15:03:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2788 transitions. [2018-11-18 15:03:22,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 15:03:22,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 15:03:24,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:24,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2379 states and 2844 transitions. [2018-11-18 15:03:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2844 transitions. [2018-11-18 15:03:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 15:03:24,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:24,937 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 15:03:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2392 states and 2860 transitions. [2018-11-18 15:03:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 2860 transitions. [2018-11-18 15:03:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 15:03:26,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 15:03:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:27,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2409 states and 2880 transitions. [2018-11-18 15:03:27,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2880 transitions. [2018-11-18 15:03:27,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 15:03:27,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:27,951 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 15:03:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2418 states and 2889 transitions. [2018-11-18 15:03:28,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2889 transitions. [2018-11-18 15:03:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:28,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:29,016 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:32,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:32,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2482 states and 2976 transitions. [2018-11-18 15:03:32,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 2976 transitions. [2018-11-18 15:03:32,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:32,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:32,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:32,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2486 states and 2978 transitions. [2018-11-18 15:03:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2978 transitions. [2018-11-18 15:03:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:32,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:32,727 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:33,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2490 states and 2987 transitions. [2018-11-18 15:03:33,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 2987 transitions. [2018-11-18 15:03:33,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:33,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:34,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2491 states and 2987 transitions. [2018-11-18 15:03:34,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 2987 transitions. [2018-11-18 15:03:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:34,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:34,202 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:34,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2492 states and 2987 transitions. [2018-11-18 15:03:34,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2987 transitions. [2018-11-18 15:03:34,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:34,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:35,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:35,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2493 states and 2988 transitions. [2018-11-18 15:03:35,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 2988 transitions. [2018-11-18 15:03:35,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:35,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:35,259 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 15:03:35,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:35,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2494 states and 2988 transitions. [2018-11-18 15:03:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2988 transitions. [2018-11-18 15:03:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:35,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:35,656 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:03:37,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:37,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 2534 states and 3038 transitions. [2018-11-18 15:03:37,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3038 transitions. [2018-11-18 15:03:37,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:37,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:37,472 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:03:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 2557 states and 3063 transitions. [2018-11-18 15:03:38,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 3063 transitions. [2018-11-18 15:03:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:38,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:03:40,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 2581 states and 3089 transitions. [2018-11-18 15:03:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 3089 transitions. [2018-11-18 15:03:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:40,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:03:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2587 states and 3095 transitions. [2018-11-18 15:03:41,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 3095 transitions. [2018-11-18 15:03:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:41,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:43,247 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:03:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:49,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 2659 states and 3186 transitions. [2018-11-18 15:03:49,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3186 transitions. [2018-11-18 15:03:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:49,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:50,264 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:03:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 2670 states and 3195 transitions. [2018-11-18 15:03:51,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3195 transitions. [2018-11-18 15:03:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:51,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:51,676 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:03:53,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:53,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2683 states and 3209 transitions. [2018-11-18 15:03:53,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 3209 transitions. [2018-11-18 15:03:53,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:53,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:03:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:53,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2689 states and 3214 transitions. [2018-11-18 15:03:53,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3214 transitions. [2018-11-18 15:03:53,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 15:03:53,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:03:55,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:55,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2698 states and 3222 transitions. [2018-11-18 15:03:55,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 3222 transitions. [2018-11-18 15:03:55,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 15:03:55,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:55,181 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 15:03:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:57,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2764 states and 3290 transitions. [2018-11-18 15:03:57,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3290 transitions. [2018-11-18 15:03:57,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 15:03:57,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 15:03:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 2776 states and 3301 transitions. [2018-11-18 15:03:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3301 transitions. [2018-11-18 15:03:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 15:03:57,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:57,850 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 15:03:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:58,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2777 states and 3304 transitions. [2018-11-18 15:03:58,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3304 transitions. [2018-11-18 15:03:58,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 15:03:58,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:58,361 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 15:03:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 2821 states and 3350 transitions. [2018-11-18 15:03:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3350 transitions. [2018-11-18 15:03:59,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 15:03:59,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 15:03:59,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:03:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 2828 states and 3356 transitions. [2018-11-18 15:03:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 3356 transitions. [2018-11-18 15:03:59,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 15:03:59,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:03:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:03:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 15:04:01,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:01,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 2863 states and 3396 transitions. [2018-11-18 15:04:01,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 3396 transitions. [2018-11-18 15:04:01,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 15:04:01,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 15:04:01,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 2887 states and 3420 transitions. [2018-11-18 15:04:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3420 transitions. [2018-11-18 15:04:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 15:04:01,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 15:04:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 2922 states and 3456 transitions. [2018-11-18 15:04:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3456 transitions. [2018-11-18 15:04:03,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 15:04:03,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 15:04:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 2928 states and 3462 transitions. [2018-11-18 15:04:04,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 3462 transitions. [2018-11-18 15:04:04,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 15:04:04,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:04:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:05,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 2936 states and 3471 transitions. [2018-11-18 15:04:05,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3471 transitions. [2018-11-18 15:04:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 15:04:05,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:05,827 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:04:06,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:06,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 2937 states and 3471 transitions. [2018-11-18 15:04:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 3471 transitions. [2018-11-18 15:04:06,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 15:04:06,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:06,287 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:04:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2940 states and 3477 transitions. [2018-11-18 15:04:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 3477 transitions. [2018-11-18 15:04:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 15:04:07,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:07,122 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:04:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:07,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2941 states and 3477 transitions. [2018-11-18 15:04:07,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3477 transitions. [2018-11-18 15:04:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 15:04:07,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:04:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2942 states and 3477 transitions. [2018-11-18 15:04:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 3477 transitions. [2018-11-18 15:04:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 15:04:08,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:08,149 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 196 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 15:04:08,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:08,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2943 states and 3477 transitions. [2018-11-18 15:04:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 3477 transitions. [2018-11-18 15:04:08,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 15:04:08,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 170 proven. 4 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 15:04:10,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:10,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 2972 states and 3513 transitions. [2018-11-18 15:04:10,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 3513 transitions. [2018-11-18 15:04:10,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 15:04:10,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 15:04:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 3052 states and 3595 transitions. [2018-11-18 15:04:10,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 3595 transitions. [2018-11-18 15:04:10,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 15:04:10,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-18 15:04:10,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 2970 states and 3511 transitions. [2018-11-18 15:04:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 3511 transitions. [2018-11-18 15:04:10,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:04:10,906 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 208 iterations. [2018-11-18 15:04:10,912 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:04:12,217 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 11 [2018-11-18 15:04:12,557 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 11 [2018-11-18 15:04:12,997 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 11 [2018-11-18 15:04:15,554 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 11 [2018-11-18 15:04:15,708 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 11 [2018-11-18 15:04:16,070 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 11 [2018-11-18 15:04:16,384 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 11 [2018-11-18 15:04:16,384 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:04:16,386 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-18 15:04:16,391 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-18 15:04:16,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:04:16 ImpRootNode [2018-11-18 15:04:16,391 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:04:16,391 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:04:16,391 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:04:16,391 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:04:16,392 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:01:49" (3/4) ... [2018-11-18 15:04:16,394 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:04:16,408 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 15:04:16,408 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 15:04:16,409 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 15:04:16,410 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 15:04:16,499 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_47ab0a5c-891d-4c5c-8268-20dc65a06b5e/bin-2019/ukojak/witness.graphml [2018-11-18 15:04:16,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:04:16,500 INFO L168 Benchmark]: Toolchain (without parser) took 148533.59 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.3 GB). Free memory was 951.2 MB in the beginning and 3.5 GB in the end (delta: -2.5 GB). Peak memory consumption was 803.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:16,500 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:04:16,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.82 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 924.3 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:16,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 924.3 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:16,501 INFO L168 Benchmark]: Boogie Preprocessor took 40.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:16,501 INFO L168 Benchmark]: RCFGBuilder took 1337.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.5 MB in the end (delta: 242.9 MB). Peak memory consumption was 242.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:16,501 INFO L168 Benchmark]: CodeCheck took 146555.95 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 880.5 MB in the beginning and 3.5 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-18 15:04:16,501 INFO L168 Benchmark]: Witness Printer took 107.79 ms. Allocated memory is still 4.3 GB. Free memory was 3.5 GB in the beginning and 3.5 GB in the end (delta: 32 B). Peak memory consumption was 32 B. Max. memory is 11.5 GB. [2018-11-18 15:04:16,503 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 141.0s OverallTime, 208 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16778264 SDtfs, -818595128 SDslu, -1451216600 SDs, 0 SdLazy, 1475979836 SolverSat, 814876132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 634.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 224954 GetRequests, 220889 SyntacticMatches, 2373 SemanticMatches, 1692 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1941146 ImplicationChecksByTransitivity, 122.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 9.8s InterpolantComputationTime, 33755 NumberOfCodeBlocks, 33755 NumberOfCodeBlocksAsserted, 207 NumberOfCheckSat, 33548 ConstructedInterpolants, 0 QuantifiedInterpolants, 15512405 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 207 InterpolantComputations, 165 PerfectInterpolantSequences, 23824/24525 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: 577]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (a19 == 1 || !(a28 == 7)) || !(a17 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (a19 == 1 || !(a28 == 7)) || !(a17 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 388.82 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 924.3 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 924.3 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1337.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.5 MB in the end (delta: 242.9 MB). Peak memory consumption was 242.9 MB. Max. memory is 11.5 GB. * CodeCheck took 146555.95 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 880.5 MB in the beginning and 3.5 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 107.79 ms. Allocated memory is still 4.3 GB. Free memory was 3.5 GB in the beginning and 3.5 GB in the end (delta: 32 B). Peak memory consumption was 32 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...