./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/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 e52247c97e0196dba144205e35fb286f9d95e245 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 22:07:29,985 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 22:07:29,986 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 22:07:29,993 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 22:07:29,993 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 22:07:29,993 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 22:07:29,994 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 22:07:29,995 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 22:07:29,996 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 22:07:29,997 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 22:07:29,997 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 22:07:29,997 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 22:07:29,998 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 22:07:29,998 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 22:07:29,999 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 22:07:29,999 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 22:07:30,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 22:07:30,001 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 22:07:30,002 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 22:07:30,003 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 22:07:30,003 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 22:07:30,004 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 22:07:30,005 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 22:07:30,005 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 22:07:30,005 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 22:07:30,006 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 22:07:30,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 22:07:30,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 22:07:30,007 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 22:07:30,008 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 22:07:30,008 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 22:07:30,008 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 22:07:30,008 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 22:07:30,009 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 22:07:30,009 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 22:07:30,009 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 22:07:30,010 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 22:07:30,017 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 22:07:30,017 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 22:07:30,018 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 22:07:30,018 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 22:07:30,018 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 22:07:30,018 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 22:07:30,018 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 22:07:30,018 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 22:07:30,018 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 22:07:30,019 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 22:07:30,019 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 22:07:30,019 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 22:07:30,020 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 22:07:30,020 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 22:07:30,020 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 22:07:30,020 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 22:07:30,020 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 22:07:30,020 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 22:07:30,020 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 22:07:30,020 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 22:07:30,020 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_13cf8917-d649-4e4b-8fb6-f665a25dcb72/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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2018-12-01 22:07:30,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 22:07:30,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 22:07:30,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 22:07:30,047 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 22:07:30,047 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 22:07:30,047 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-12-01 22:07:30,084 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/data/e31541818/fabd0299e9b946929155780c0192eb1a/FLAG733dfb72e [2018-12-01 22:07:30,605 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 22:07:30,606 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-12-01 22:07:30,613 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/data/e31541818/fabd0299e9b946929155780c0192eb1a/FLAG733dfb72e [2018-12-01 22:07:31,066 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/data/e31541818/fabd0299e9b946929155780c0192eb1a [2018-12-01 22:07:31,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 22:07:31,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 22:07:31,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 22:07:31,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 22:07:31,072 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 22:07:31,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2817da2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31, skipping insertion in model container [2018-12-01 22:07:31,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 22:07:31,102 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 22:07:31,277 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:07:31,280 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 22:07:31,369 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:07:31,379 INFO L195 MainTranslator]: Completed translation [2018-12-01 22:07:31,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31 WrapperNode [2018-12-01 22:07:31,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 22:07:31,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 22:07:31,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 22:07:31,380 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 22:07:31,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 22:07:31,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 22:07:31,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 22:07:31,419 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 22:07:31,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... [2018-12-01 22:07:31,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 22:07:31,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 22:07:31,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 22:07:31,449 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 22:07:31,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:07:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 22:07:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 22:07:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 22:07:32,440 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 22:07:32,441 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 22:07:32,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:07:32 BoogieIcfgContainer [2018-12-01 22:07:32,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 22:07:32,442 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 22:07:32,442 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 22:07:32,451 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 22:07:32,451 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:07:32" (1/1) ... [2018-12-01 22:07:32,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:07:32,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-01 22:07:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-01 22:07:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 22:07:32,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:32,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:33,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2018-12-01 22:07:33,060 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2018-12-01 22:07:33,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 22:07:33,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:33,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:33,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2018-12-01 22:07:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2018-12-01 22:07:33,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 22:07:33,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:33,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2018-12-01 22:07:33,363 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2018-12-01 22:07:33,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-01 22:07:33,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:33,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2018-12-01 22:07:33,580 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2018-12-01 22:07:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 22:07:33,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:33,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:33,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:33,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2018-12-01 22:07:33,844 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2018-12-01 22:07:33,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 22:07:33,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:33,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2018-12-01 22:07:33,887 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2018-12-01 22:07:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 22:07:33,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:33,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:33,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2018-12-01 22:07:33,993 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2018-12-01 22:07:33,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-01 22:07:33,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,005 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:07:34,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2018-12-01 22:07:34,084 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2018-12-01 22:07:34,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-01 22:07:34,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,100 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:34,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2018-12-01 22:07:34,125 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2018-12-01 22:07:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 22:07:34,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,141 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2018-12-01 22:07:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2018-12-01 22:07:34,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 22:07:34,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2018-12-01 22:07:34,275 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2018-12-01 22:07:34,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 22:07:34,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:34,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2018-12-01 22:07:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2018-12-01 22:07:34,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-01 22:07:34,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:07:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2018-12-01 22:07:34,405 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2018-12-01 22:07:34,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 22:07:34,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,425 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2018-12-01 22:07:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2018-12-01 22:07:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 22:07:34,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:07:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2018-12-01 22:07:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2018-12-01 22:07:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 22:07:34,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2018-12-01 22:07:35,150 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2018-12-01 22:07:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-01 22:07:35,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:35,167 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:35,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:35,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2018-12-01 22:07:35,473 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2018-12-01 22:07:35,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-01 22:07:35,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:35,503 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:35,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2018-12-01 22:07:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2018-12-01 22:07:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 22:07:35,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:35,571 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:35,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2018-12-01 22:07:35,584 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2018-12-01 22:07:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-01 22:07:35,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:07:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:35,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2018-12-01 22:07:35,695 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2018-12-01 22:07:35,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-01 22:07:35,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 291 states and 433 transitions. [2018-12-01 22:07:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 433 transitions. [2018-12-01 22:07:35,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 22:07:35,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:35,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 301 states and 442 transitions. [2018-12-01 22:07:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 442 transitions. [2018-12-01 22:07:35,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 22:07:35,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:36,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:36,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 305 states and 452 transitions. [2018-12-01 22:07:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 452 transitions. [2018-12-01 22:07:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-01 22:07:36,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:36,249 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:36,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:36,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 312 states and 461 transitions. [2018-12-01 22:07:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 461 transitions. [2018-12-01 22:07:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 22:07:36,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:36,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:36,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 318 states and 473 transitions. [2018-12-01 22:07:36,490 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 473 transitions. [2018-12-01 22:07:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 22:07:36,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:36,512 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:36,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 328 states and 487 transitions. [2018-12-01 22:07:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 487 transitions. [2018-12-01 22:07:36,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 22:07:36,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:36,833 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:37,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:37,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 360 states and 530 transitions. [2018-12-01 22:07:37,601 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 530 transitions. [2018-12-01 22:07:37,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-01 22:07:37,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:37,621 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 364 states and 535 transitions. [2018-12-01 22:07:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 535 transitions. [2018-12-01 22:07:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 22:07:37,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:37,835 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 374 states and 554 transitions. [2018-12-01 22:07:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 554 transitions. [2018-12-01 22:07:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 22:07:38,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:38,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 376 states and 556 transitions. [2018-12-01 22:07:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 556 transitions. [2018-12-01 22:07:38,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 22:07:38,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,254 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 377 states and 558 transitions. [2018-12-01 22:07:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 558 transitions. [2018-12-01 22:07:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 22:07:38,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,294 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 379 states and 559 transitions. [2018-12-01 22:07:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 559 transitions. [2018-12-01 22:07:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-01 22:07:38,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,420 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:07:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 395 states and 577 transitions. [2018-12-01 22:07:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 577 transitions. [2018-12-01 22:07:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-01 22:07:38,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,647 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:07:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 407 states and 589 transitions. [2018-12-01 22:07:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 589 transitions. [2018-12-01 22:07:38,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 22:07:38,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,782 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:38,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 410 states and 592 transitions. [2018-12-01 22:07:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 592 transitions. [2018-12-01 22:07:38,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 22:07:38,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:38,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 417 states and 602 transitions. [2018-12-01 22:07:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 602 transitions. [2018-12-01 22:07:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 22:07:38,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,863 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:07:38,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:38,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 423 states and 607 transitions. [2018-12-01 22:07:38,937 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 607 transitions. [2018-12-01 22:07:38,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 22:07:38,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:07:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 433 states and 631 transitions. [2018-12-01 22:07:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 631 transitions. [2018-12-01 22:07:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 22:07:39,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 22:07:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 439 states and 638 transitions. [2018-12-01 22:07:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 638 transitions. [2018-12-01 22:07:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-01 22:07:39,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:39,520 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 440 states and 639 transitions. [2018-12-01 22:07:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 639 transitions. [2018-12-01 22:07:39,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 22:07:39,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:39,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:39,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 449 states and 649 transitions. [2018-12-01 22:07:39,643 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 649 transitions. [2018-12-01 22:07:39,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 22:07:39,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:07:39,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 467 states and 673 transitions. [2018-12-01 22:07:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 673 transitions. [2018-12-01 22:07:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 22:07:39,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:07:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:40,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 480 states and 687 transitions. [2018-12-01 22:07:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 687 transitions. [2018-12-01 22:07:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-01 22:07:40,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:40,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 498 states and 709 transitions. [2018-12-01 22:07:40,630 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 709 transitions. [2018-12-01 22:07:40,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-01 22:07:40,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:40,644 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 22:07:40,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:40,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 502 states and 714 transitions. [2018-12-01 22:07:40,785 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 714 transitions. [2018-12-01 22:07:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-01 22:07:40,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:40,809 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:41,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 517 states and 733 transitions. [2018-12-01 22:07:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 733 transitions. [2018-12-01 22:07:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-01 22:07:41,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:41,090 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 520 states and 736 transitions. [2018-12-01 22:07:41,106 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 736 transitions. [2018-12-01 22:07:41,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-01 22:07:41,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:41,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 527 states and 744 transitions. [2018-12-01 22:07:41,153 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 744 transitions. [2018-12-01 22:07:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-01 22:07:41,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:41,168 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:41,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 528 states and 745 transitions. [2018-12-01 22:07:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 745 transitions. [2018-12-01 22:07:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-01 22:07:41,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:41,249 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:42,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 562 states and 784 transitions. [2018-12-01 22:07:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 784 transitions. [2018-12-01 22:07:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-01 22:07:42,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 564 states and 785 transitions. [2018-12-01 22:07:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 785 transitions. [2018-12-01 22:07:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-01 22:07:42,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:42,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 570 states and 791 transitions. [2018-12-01 22:07:42,394 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 791 transitions. [2018-12-01 22:07:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-01 22:07:42,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:42,827 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:47,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 691 states and 925 transitions. [2018-12-01 22:07:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 925 transitions. [2018-12-01 22:07:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-01 22:07:47,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:47,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 694 states and 927 transitions. [2018-12-01 22:07:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 927 transitions. [2018-12-01 22:07:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-01 22:07:47,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:47,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 698 states and 932 transitions. [2018-12-01 22:07:47,702 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 932 transitions. [2018-12-01 22:07:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-01 22:07:47,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:47,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 703 states and 939 transitions. [2018-12-01 22:07:47,856 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 939 transitions. [2018-12-01 22:07:47,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-01 22:07:47,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 705 states and 940 transitions. [2018-12-01 22:07:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 940 transitions. [2018-12-01 22:07:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 22:07:48,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:48,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:48,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 722 states and 967 transitions. [2018-12-01 22:07:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 967 transitions. [2018-12-01 22:07:48,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 22:07:48,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 724 states and 968 transitions. [2018-12-01 22:07:48,538 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 968 transitions. [2018-12-01 22:07:48,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 22:07:48,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:48,596 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:48,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:48,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 726 states and 969 transitions. [2018-12-01 22:07:48,734 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 969 transitions. [2018-12-01 22:07:48,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 22:07:48,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:48,750 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:07:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 732 states and 980 transitions. [2018-12-01 22:07:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 980 transitions. [2018-12-01 22:07:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-01 22:07:49,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:50,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:50,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 759 states and 1011 transitions. [2018-12-01 22:07:50,674 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1011 transitions. [2018-12-01 22:07:50,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-01 22:07:50,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:51,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 773 states and 1024 transitions. [2018-12-01 22:07:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1024 transitions. [2018-12-01 22:07:51,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 22:07:51,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:51,142 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:53,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:53,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 795 states and 1048 transitions. [2018-12-01 22:07:53,626 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1048 transitions. [2018-12-01 22:07:53,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 22:07:53,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-01 22:07:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 808 states and 1063 transitions. [2018-12-01 22:07:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1063 transitions. [2018-12-01 22:07:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 22:07:53,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:53,903 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:07:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:54,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 809 states and 1067 transitions. [2018-12-01 22:07:54,007 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1067 transitions. [2018-12-01 22:07:54,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 22:07:54,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:07:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 815 states and 1073 transitions. [2018-12-01 22:07:54,303 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1073 transitions. [2018-12-01 22:07:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 22:07:54,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:07:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 817 states and 1075 transitions. [2018-12-01 22:07:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1075 transitions. [2018-12-01 22:07:54,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 22:07:54,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:54,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 834 states and 1095 transitions. [2018-12-01 22:07:54,793 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1095 transitions. [2018-12-01 22:07:54,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-01 22:07:54,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:07:55,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:55,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 853 states and 1117 transitions. [2018-12-01 22:07:55,433 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1117 transitions. [2018-12-01 22:07:55,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-01 22:07:55,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:55,457 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:55,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:55,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 880 states and 1148 transitions. [2018-12-01 22:07:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1148 transitions. [2018-12-01 22:07:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-01 22:07:55,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:55,973 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:07:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:56,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 902 states and 1172 transitions. [2018-12-01 22:07:56,669 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1172 transitions. [2018-12-01 22:07:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-01 22:07:56,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:56,717 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:59,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 941 states and 1218 transitions. [2018-12-01 22:07:59,330 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1218 transitions. [2018-12-01 22:07:59,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-01 22:07:59,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:07:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:07:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 946 states and 1226 transitions. [2018-12-01 22:07:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1226 transitions. [2018-12-01 22:07:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 22:07:59,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:07:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:07:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:02,151 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2018-12-01 22:08:02,376 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2018-12-01 22:08:03,510 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2018-12-01 22:08:06,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:06,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1012 states and 1306 transitions. [2018-12-01 22:08:06,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1306 transitions. [2018-12-01 22:08:06,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 22:08:06,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:06,452 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:08:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:06,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1030 states and 1328 transitions. [2018-12-01 22:08:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1328 transitions. [2018-12-01 22:08:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 22:08:06,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:06,796 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:07,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1042 states and 1343 transitions. [2018-12-01 22:08:07,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1343 transitions. [2018-12-01 22:08:07,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 22:08:07,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1046 states and 1346 transitions. [2018-12-01 22:08:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1346 transitions. [2018-12-01 22:08:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 22:08:07,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1051 states and 1351 transitions. [2018-12-01 22:08:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1351 transitions. [2018-12-01 22:08:07,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-01 22:08:07,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1074 states and 1379 transitions. [2018-12-01 22:08:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1379 transitions. [2018-12-01 22:08:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-01 22:08:08,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:08,040 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:08,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1082 states and 1388 transitions. [2018-12-01 22:08:08,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1388 transitions. [2018-12-01 22:08:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 22:08:08,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:08:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1141 states and 1461 transitions. [2018-12-01 22:08:11,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1461 transitions. [2018-12-01 22:08:11,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 22:08:11,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:11,569 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:11,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:11,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1144 states and 1464 transitions. [2018-12-01 22:08:11,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1464 transitions. [2018-12-01 22:08:11,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 22:08:11,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:12,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1162 states and 1486 transitions. [2018-12-01 22:08:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1486 transitions. [2018-12-01 22:08:12,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 22:08:12,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-01 22:08:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:12,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1164 states and 1492 transitions. [2018-12-01 22:08:12,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1492 transitions. [2018-12-01 22:08:12,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 22:08:12,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:12,542 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1206 states and 1539 transitions. [2018-12-01 22:08:15,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1539 transitions. [2018-12-01 22:08:15,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 22:08:15,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1216 states and 1550 transitions. [2018-12-01 22:08:15,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1550 transitions. [2018-12-01 22:08:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 22:08:15,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:08:16,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:16,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1226 states and 1563 transitions. [2018-12-01 22:08:16,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1563 transitions. [2018-12-01 22:08:16,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 22:08:16,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:16,859 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:16,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:16,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1227 states and 1570 transitions. [2018-12-01 22:08:16,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1570 transitions. [2018-12-01 22:08:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 22:08:16,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:08:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1237 states and 1579 transitions. [2018-12-01 22:08:17,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1579 transitions. [2018-12-01 22:08:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 22:08:17,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:17,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1244 states and 1591 transitions. [2018-12-01 22:08:17,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1591 transitions. [2018-12-01 22:08:17,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 22:08:17,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,652 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 22:08:17,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1261 states and 1610 transitions. [2018-12-01 22:08:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1610 transitions. [2018-12-01 22:08:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 22:08:17,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,940 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 22:08:18,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:18,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1266 states and 1614 transitions. [2018-12-01 22:08:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1614 transitions. [2018-12-01 22:08:18,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 22:08:18,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:18,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1269 states and 1618 transitions. [2018-12-01 22:08:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1618 transitions. [2018-12-01 22:08:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 22:08:18,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:18,582 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:19,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1282 states and 1633 transitions. [2018-12-01 22:08:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1633 transitions. [2018-12-01 22:08:19,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 22:08:19,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 22:08:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:20,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1286 states and 1637 transitions. [2018-12-01 22:08:20,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1637 transitions. [2018-12-01 22:08:20,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 22:08:20,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:08:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:21,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1290 states and 1642 transitions. [2018-12-01 22:08:21,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1642 transitions. [2018-12-01 22:08:21,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 22:08:21,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:08:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1301 states and 1653 transitions. [2018-12-01 22:08:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1653 transitions. [2018-12-01 22:08:22,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 22:08:22,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:08:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:22,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1305 states and 1656 transitions. [2018-12-01 22:08:22,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1656 transitions. [2018-12-01 22:08:22,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 22:08:22,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:22,495 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:08:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:22,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1322 states and 1673 transitions. [2018-12-01 22:08:22,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1673 transitions. [2018-12-01 22:08:22,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 22:08:22,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:08:22,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1332 states and 1682 transitions. [2018-12-01 22:08:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1682 transitions. [2018-12-01 22:08:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 22:08:22,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:23,013 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:08:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:24,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1342 states and 1693 transitions. [2018-12-01 22:08:24,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1693 transitions. [2018-12-01 22:08:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 22:08:24,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:24,176 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:24,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1349 states and 1702 transitions. [2018-12-01 22:08:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1702 transitions. [2018-12-01 22:08:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 22:08:24,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:08:24,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:24,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1370 states and 1725 transitions. [2018-12-01 22:08:24,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1725 transitions. [2018-12-01 22:08:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 22:08:24,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:24,957 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 22:08:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1375 states and 1730 transitions. [2018-12-01 22:08:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1730 transitions. [2018-12-01 22:08:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-01 22:08:25,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:25,528 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:25,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1382 states and 1736 transitions. [2018-12-01 22:08:25,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1736 transitions. [2018-12-01 22:08:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 22:08:25,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-01 22:08:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:26,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1390 states and 1745 transitions. [2018-12-01 22:08:26,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1745 transitions. [2018-12-01 22:08:26,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 22:08:26,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:26,056 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-01 22:08:26,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:26,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1396 states and 1750 transitions. [2018-12-01 22:08:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1750 transitions. [2018-12-01 22:08:26,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-01 22:08:26,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:26,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1404 states and 1757 transitions. [2018-12-01 22:08:26,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1757 transitions. [2018-12-01 22:08:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-01 22:08:26,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:26,529 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:27,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1422 states and 1779 transitions. [2018-12-01 22:08:27,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1779 transitions. [2018-12-01 22:08:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-01 22:08:27,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:27,088 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:27,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:27,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1425 states and 1781 transitions. [2018-12-01 22:08:27,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1781 transitions. [2018-12-01 22:08:27,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 22:08:27,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:08:27,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1431 states and 1791 transitions. [2018-12-01 22:08:27,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1791 transitions. [2018-12-01 22:08:27,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 22:08:27,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:27,341 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:08:27,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1435 states and 1797 transitions. [2018-12-01 22:08:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1797 transitions. [2018-12-01 22:08:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 22:08:27,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:27,824 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:08:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1438 states and 1800 transitions. [2018-12-01 22:08:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1800 transitions. [2018-12-01 22:08:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 22:08:28,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:28,129 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 22:08:28,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:28,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1442 states and 1804 transitions. [2018-12-01 22:08:28,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1804 transitions. [2018-12-01 22:08:28,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-01 22:08:28,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:28,350 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 22:08:29,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:29,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1497 states and 1866 transitions. [2018-12-01 22:08:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1866 transitions. [2018-12-01 22:08:29,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-01 22:08:29,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-01 22:08:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1514 states and 1883 transitions. [2018-12-01 22:08:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1883 transitions. [2018-12-01 22:08:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-01 22:08:29,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:29,528 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 22:08:29,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:29,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1517 states and 1887 transitions. [2018-12-01 22:08:29,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1887 transitions. [2018-12-01 22:08:29,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-01 22:08:29,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 22:08:29,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:29,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1519 states and 1889 transitions. [2018-12-01 22:08:29,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1889 transitions. [2018-12-01 22:08:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-01 22:08:29,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 22:08:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:30,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1530 states and 1902 transitions. [2018-12-01 22:08:30,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1902 transitions. [2018-12-01 22:08:30,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-01 22:08:30,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:30,214 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 22:08:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:30,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1538 states and 1909 transitions. [2018-12-01 22:08:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1909 transitions. [2018-12-01 22:08:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:30,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:30,476 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:31,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1563 states and 1944 transitions. [2018-12-01 22:08:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1944 transitions. [2018-12-01 22:08:31,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:31,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:31,511 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1576 states and 1958 transitions. [2018-12-01 22:08:32,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1958 transitions. [2018-12-01 22:08:32,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:32,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:33,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1591 states and 1973 transitions. [2018-12-01 22:08:33,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 1973 transitions. [2018-12-01 22:08:33,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:33,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:33,055 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:33,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1605 states and 1987 transitions. [2018-12-01 22:08:33,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1987 transitions. [2018-12-01 22:08:33,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:33,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:33,793 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:33,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1612 states and 1993 transitions. [2018-12-01 22:08:33,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 1993 transitions. [2018-12-01 22:08:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:33,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:33,991 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:34,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1625 states and 2007 transitions. [2018-12-01 22:08:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2007 transitions. [2018-12-01 22:08:34,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:34,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:35,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1636 states and 2019 transitions. [2018-12-01 22:08:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2019 transitions. [2018-12-01 22:08:35,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:35,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:36,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1647 states and 2029 transitions. [2018-12-01 22:08:36,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2029 transitions. [2018-12-01 22:08:36,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:36,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:36,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:36,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1648 states and 2031 transitions. [2018-12-01 22:08:36,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2031 transitions. [2018-12-01 22:08:36,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:36,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:36,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:36,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1652 states and 2035 transitions. [2018-12-01 22:08:36,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2035 transitions. [2018-12-01 22:08:36,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:36,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:36,716 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1655 states and 2038 transitions. [2018-12-01 22:08:37,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2038 transitions. [2018-12-01 22:08:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:37,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:08:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:37,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1656 states and 2042 transitions. [2018-12-01 22:08:37,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2042 transitions. [2018-12-01 22:08:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:37,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:37,834 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:08:38,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1663 states and 2050 transitions. [2018-12-01 22:08:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 2050 transitions. [2018-12-01 22:08:38,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:38,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:38,375 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:08:38,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1673 states and 2059 transitions. [2018-12-01 22:08:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2059 transitions. [2018-12-01 22:08:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 22:08:38,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:38,494 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:08:38,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:38,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1679 states and 2064 transitions. [2018-12-01 22:08:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2064 transitions. [2018-12-01 22:08:38,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 22:08:38,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 22:08:39,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:39,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1684 states and 2070 transitions. [2018-12-01 22:08:39,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2070 transitions. [2018-12-01 22:08:39,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 22:08:39,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:39,098 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 22:08:39,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1689 states and 2074 transitions. [2018-12-01 22:08:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2074 transitions. [2018-12-01 22:08:39,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 22:08:39,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-01 22:08:39,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1692 states and 2076 transitions. [2018-12-01 22:08:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2076 transitions. [2018-12-01 22:08:39,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 22:08:39,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 22:08:40,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:40,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1696 states and 2081 transitions. [2018-12-01 22:08:40,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2081 transitions. [2018-12-01 22:08:40,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 22:08:40,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:40,129 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 22:08:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1699 states and 2083 transitions. [2018-12-01 22:08:40,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2083 transitions. [2018-12-01 22:08:40,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-01 22:08:40,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 22:08:40,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1702 states and 2087 transitions. [2018-12-01 22:08:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2087 transitions. [2018-12-01 22:08:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:40,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:40,772 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-01 22:08:41,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:41,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1726 states and 2117 transitions. [2018-12-01 22:08:41,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2117 transitions. [2018-12-01 22:08:41,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:41,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:41,709 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-01 22:08:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1756 states and 2145 transitions. [2018-12-01 22:08:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2145 transitions. [2018-12-01 22:08:42,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:42,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:42,297 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-01 22:08:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1766 states and 2154 transitions. [2018-12-01 22:08:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2154 transitions. [2018-12-01 22:08:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:42,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:42,619 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-01 22:08:42,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:42,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1776 states and 2165 transitions. [2018-12-01 22:08:42,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2165 transitions. [2018-12-01 22:08:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:42,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:08:43,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:43,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1782 states and 2170 transitions. [2018-12-01 22:08:43,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2170 transitions. [2018-12-01 22:08:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:43,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:08:43,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1778 states and 2165 transitions. [2018-12-01 22:08:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2165 transitions. [2018-12-01 22:08:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:43,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:43,385 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:08:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1784 states and 2170 transitions. [2018-12-01 22:08:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2170 transitions. [2018-12-01 22:08:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:43,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:43,563 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:08:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1790 states and 2175 transitions. [2018-12-01 22:08:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2175 transitions. [2018-12-01 22:08:43,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-01 22:08:43,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:43,743 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 22:08:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1796 states and 2180 transitions. [2018-12-01 22:08:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2180 transitions. [2018-12-01 22:08:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-01 22:08:43,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:43,961 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 127 proven. 10 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:08:44,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:44,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1800 states and 2185 transitions. [2018-12-01 22:08:44,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2185 transitions. [2018-12-01 22:08:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-01 22:08:44,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:44,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:44,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1802 states and 2186 transitions. [2018-12-01 22:08:44,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2186 transitions. [2018-12-01 22:08:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 22:08:44,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:44,471 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 22:08:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1821 states and 2209 transitions. [2018-12-01 22:08:44,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2209 transitions. [2018-12-01 22:08:44,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 22:08:44,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:44,875 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 22:08:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:45,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1825 states and 2214 transitions. [2018-12-01 22:08:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2214 transitions. [2018-12-01 22:08:45,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 22:08:45,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:45,557 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 22:08:46,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:46,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1838 states and 2227 transitions. [2018-12-01 22:08:46,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2227 transitions. [2018-12-01 22:08:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 22:08:46,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 127 proven. 5 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-01 22:08:46,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1850 states and 2238 transitions. [2018-12-01 22:08:46,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2238 transitions. [2018-12-01 22:08:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-01 22:08:46,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:46,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:46,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1862 states and 2249 transitions. [2018-12-01 22:08:46,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2249 transitions. [2018-12-01 22:08:46,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 22:08:46,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:46,600 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 22:08:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:46,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1873 states and 2259 transitions. [2018-12-01 22:08:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2259 transitions. [2018-12-01 22:08:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 22:08:46,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:46,997 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 22:08:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1874 states and 2259 transitions. [2018-12-01 22:08:47,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2259 transitions. [2018-12-01 22:08:47,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-01 22:08:47,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:47,256 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 22:08:47,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1880 states and 2266 transitions. [2018-12-01 22:08:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2266 transitions. [2018-12-01 22:08:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-01 22:08:47,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 22:08:48,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:48,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1886 states and 2274 transitions. [2018-12-01 22:08:48,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2274 transitions. [2018-12-01 22:08:48,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 22:08:48,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:48,896 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 22:08:49,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:49,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1921 states and 2310 transitions. [2018-12-01 22:08:49,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2310 transitions. [2018-12-01 22:08:49,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 22:08:49,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:49,322 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 22:08:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1924 states and 2315 transitions. [2018-12-01 22:08:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2315 transitions. [2018-12-01 22:08:49,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 22:08:49,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:49,951 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 22:08:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1927 states and 2318 transitions. [2018-12-01 22:08:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2318 transitions. [2018-12-01 22:08:50,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-01 22:08:50,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:51,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:51,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1954 states and 2345 transitions. [2018-12-01 22:08:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2345 transitions. [2018-12-01 22:08:51,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-01 22:08:51,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:51,358 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1964 states and 2354 transitions. [2018-12-01 22:08:51,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2354 transitions. [2018-12-01 22:08:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-01 22:08:51,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:55,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:55,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1992 states and 2391 transitions. [2018-12-01 22:08:55,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2391 transitions. [2018-12-01 22:08:55,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-01 22:08:55,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:55,681 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1994 states and 2392 transitions. [2018-12-01 22:08:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2392 transitions. [2018-12-01 22:08:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-01 22:08:56,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:08:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1996 states and 2393 transitions. [2018-12-01 22:08:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2393 transitions. [2018-12-01 22:08:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-01 22:08:56,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2006 states and 2404 transitions. [2018-12-01 22:08:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2404 transitions. [2018-12-01 22:08:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-01 22:08:57,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:57,156 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 22:08:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 2009 states and 2407 transitions. [2018-12-01 22:08:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2407 transitions. [2018-12-01 22:08:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-01 22:08:57,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:57,512 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 22:08:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:57,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2013 states and 2411 transitions. [2018-12-01 22:08:57,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2411 transitions. [2018-12-01 22:08:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-01 22:08:57,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:57,842 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 22:08:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2025 states and 2422 transitions. [2018-12-01 22:08:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2422 transitions. [2018-12-01 22:08:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-01 22:08:58,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:58,063 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 22:08:58,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2028 states and 2425 transitions. [2018-12-01 22:08:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2425 transitions. [2018-12-01 22:08:58,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-01 22:08:58,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 22:08:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:58,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2060 states and 2456 transitions. [2018-12-01 22:08:58,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2456 transitions. [2018-12-01 22:08:58,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-01 22:08:58,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-01 22:08:59,907 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2018-12-01 22:09:01,461 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2018-12-01 22:09:03,920 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-12-01 22:09:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:06,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2132 states and 2527 transitions. [2018-12-01 22:09:06,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2527 transitions. [2018-12-01 22:09:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 22:09:06,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-01 22:09:07,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2134 states and 2529 transitions. [2018-12-01 22:09:07,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2529 transitions. [2018-12-01 22:09:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-01 22:09:07,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-01 22:09:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2137 states and 2532 transitions. [2018-12-01 22:09:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2532 transitions. [2018-12-01 22:09:07,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-01 22:09:07,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:07,466 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-01 22:09:07,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2140 states and 2535 transitions. [2018-12-01 22:09:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2535 transitions. [2018-12-01 22:09:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-01 22:09:07,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-01 22:09:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2219 states and 2616 transitions. [2018-12-01 22:09:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2616 transitions. [2018-12-01 22:09:12,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-01 22:09:12,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:12,278 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 22:09:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2250 states and 2646 transitions. [2018-12-01 22:09:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2646 transitions. [2018-12-01 22:09:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-01 22:09:15,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:15,592 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 22:09:15,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2251 states and 2646 transitions. [2018-12-01 22:09:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2646 transitions. [2018-12-01 22:09:15,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-01 22:09:15,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-01 22:09:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2252 states and 2646 transitions. [2018-12-01 22:09:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2646 transitions. [2018-12-01 22:09:16,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-01 22:09:16,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:16,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:09:19,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2272 states and 2674 transitions. [2018-12-01 22:09:19,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 2674 transitions. [2018-12-01 22:09:19,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:19,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:19,527 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:21,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:21,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 2297 states and 2704 transitions. [2018-12-01 22:09:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2704 transitions. [2018-12-01 22:09:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:21,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:21,337 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:22,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2320 states and 2730 transitions. [2018-12-01 22:09:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 2730 transitions. [2018-12-01 22:09:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:22,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:23,021 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:23,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2333 states and 2742 transitions. [2018-12-01 22:09:23,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2742 transitions. [2018-12-01 22:09:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:23,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:24,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:24,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2342 states and 2751 transitions. [2018-12-01 22:09:24,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 2751 transitions. [2018-12-01 22:09:24,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:24,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:24,323 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:25,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:25,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2353 states and 2762 transitions. [2018-12-01 22:09:25,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 2762 transitions. [2018-12-01 22:09:25,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:25,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:25,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2366 states and 2775 transitions. [2018-12-01 22:09:25,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2775 transitions. [2018-12-01 22:09:25,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:25,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:26,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:26,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2370 states and 2782 transitions. [2018-12-01 22:09:26,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2782 transitions. [2018-12-01 22:09:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:26,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:27,030 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2401 states and 2817 transitions. [2018-12-01 22:09:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2817 transitions. [2018-12-01 22:09:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:31,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:31,984 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-01 22:09:32,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:32,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2404 states and 2819 transitions. [2018-12-01 22:09:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2819 transitions. [2018-12-01 22:09:32,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 22:09:32,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:32,682 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:09:36,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:36,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2420 states and 2839 transitions. [2018-12-01 22:09:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2839 transitions. [2018-12-01 22:09:36,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 22:09:36,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 22:09:38,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:38,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2454 states and 2877 transitions. [2018-12-01 22:09:38,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 2877 transitions. [2018-12-01 22:09:38,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 22:09:38,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 22:09:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2474 states and 2897 transitions. [2018-12-01 22:09:39,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 2897 transitions. [2018-12-01 22:09:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 22:09:39,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 22:09:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2490 states and 2913 transitions. [2018-12-01 22:09:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 2913 transitions. [2018-12-01 22:09:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-01 22:09:40,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 22:09:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2502 states and 2924 transitions. [2018-12-01 22:09:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 2924 transitions. [2018-12-01 22:09:40,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 22:09:40,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-01 22:09:46,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:46,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2531 states and 2954 transitions. [2018-12-01 22:09:46,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 2954 transitions. [2018-12-01 22:09:46,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 22:09:46,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:46,926 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-01 22:09:48,390 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-12-01 22:09:49,224 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-01 22:09:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:50,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2544 states and 2967 transitions. [2018-12-01 22:09:50,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 2967 transitions. [2018-12-01 22:09:50,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:09:50,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:09:54,752 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:09:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:09:59,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 2583 states and 3026 transitions. [2018-12-01 22:09:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 3026 transitions. [2018-12-01 22:09:59,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:09:59,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:09:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:00,348 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:01,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:01,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 2588 states and 3030 transitions. [2018-12-01 22:10:01,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3030 transitions. [2018-12-01 22:10:01,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:01,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:02,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 2593 states and 3034 transitions. [2018-12-01 22:10:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3034 transitions. [2018-12-01 22:10:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:02,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:03,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 2598 states and 3042 transitions. [2018-12-01 22:10:03,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2598 states and 3042 transitions. [2018-12-01 22:10:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:03,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:04,004 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:05,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:05,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 2600 states and 3046 transitions. [2018-12-01 22:10:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 3046 transitions. [2018-12-01 22:10:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:05,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:05,977 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:07,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 2603 states and 3050 transitions. [2018-12-01 22:10:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3050 transitions. [2018-12-01 22:10:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:07,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:08,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2606 states and 3052 transitions. [2018-12-01 22:10:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 3052 transitions. [2018-12-01 22:10:08,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:08,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:10,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:10,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2609 states and 3054 transitions. [2018-12-01 22:10:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 3054 transitions. [2018-12-01 22:10:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:10,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:10,999 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 2612 states and 3058 transitions. [2018-12-01 22:10:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3058 transitions. [2018-12-01 22:10:11,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:11,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 22:10:12,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2648 states and 3095 transitions. [2018-12-01 22:10:12,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 3095 transitions. [2018-12-01 22:10:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-01 22:10:12,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:13,054 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 22:10:13,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:13,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 2651 states and 3098 transitions. [2018-12-01 22:10:13,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3098 transitions. [2018-12-01 22:10:13,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:13,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:19,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2679 states and 3145 transitions. [2018-12-01 22:10:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3145 transitions. [2018-12-01 22:10:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:19,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:20,252 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:21,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2686 states and 3153 transitions. [2018-12-01 22:10:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3153 transitions. [2018-12-01 22:10:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:21,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 2689 states and 3155 transitions. [2018-12-01 22:10:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3155 transitions. [2018-12-01 22:10:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:22,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:23,177 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:23,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2694 states and 3159 transitions. [2018-12-01 22:10:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 3159 transitions. [2018-12-01 22:10:23,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:23,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 2697 states and 3163 transitions. [2018-12-01 22:10:24,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3163 transitions. [2018-12-01 22:10:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:24,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:26,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:26,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 2700 states and 3165 transitions. [2018-12-01 22:10:26,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3165 transitions. [2018-12-01 22:10:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:26,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:27,453 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:28,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 2703 states and 3168 transitions. [2018-12-01 22:10:28,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3168 transitions. [2018-12-01 22:10:28,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:28,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:28,903 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:29,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 2706 states and 3172 transitions. [2018-12-01 22:10:29,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 3172 transitions. [2018-12-01 22:10:29,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 22:10:29,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-01 22:10:30,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:30,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 2708 states and 3176 transitions. [2018-12-01 22:10:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 3176 transitions. [2018-12-01 22:10:30,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 22:10:30,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 22:10:34,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 2723 states and 3193 transitions. [2018-12-01 22:10:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3193 transitions. [2018-12-01 22:10:34,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 22:10:34,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:34,523 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 22:10:34,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:34,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 2736 states and 3205 transitions. [2018-12-01 22:10:34,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3205 transitions. [2018-12-01 22:10:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 22:10:34,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-01 22:10:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:35,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2741 states and 3209 transitions. [2018-12-01 22:10:35,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3209 transitions. [2018-12-01 22:10:35,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:35,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:38,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2771 states and 3247 transitions. [2018-12-01 22:10:38,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3247 transitions. [2018-12-01 22:10:38,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:38,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 2798 states and 3282 transitions. [2018-12-01 22:10:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3282 transitions. [2018-12-01 22:10:40,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:40,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:40,413 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:41,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:41,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 2819 states and 3305 transitions. [2018-12-01 22:10:41,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3305 transitions. [2018-12-01 22:10:41,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:41,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:42,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:42,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 2832 states and 3318 transitions. [2018-12-01 22:10:42,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 3318 transitions. [2018-12-01 22:10:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:42,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:42,667 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2844 states and 3329 transitions. [2018-12-01 22:10:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3329 transitions. [2018-12-01 22:10:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:42,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 2856 states and 3340 transitions. [2018-12-01 22:10:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3340 transitions. [2018-12-01 22:10:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:43,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:43,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:43,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2857 states and 3341 transitions. [2018-12-01 22:10:43,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 3341 transitions. [2018-12-01 22:10:43,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:43,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:43,828 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:44,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 2868 states and 3354 transitions. [2018-12-01 22:10:44,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 3354 transitions. [2018-12-01 22:10:44,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-01 22:10:44,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-01 22:10:45,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:45,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 2870 states and 3354 transitions. [2018-12-01 22:10:45,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 3354 transitions. [2018-12-01 22:10:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 22:10:45,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:45,322 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-01 22:10:45,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2874 states and 3358 transitions. [2018-12-01 22:10:45,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3358 transitions. [2018-12-01 22:10:45,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 22:10:45,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:45,780 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-01 22:10:46,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:46,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2876 states and 3359 transitions. [2018-12-01 22:10:46,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 3359 transitions. [2018-12-01 22:10:46,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 22:10:46,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-01 22:10:46,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 2878 states and 3361 transitions. [2018-12-01 22:10:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 3361 transitions. [2018-12-01 22:10:46,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 22:10:46,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:46,223 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-01 22:10:46,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:46,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2885 states and 3367 transitions. [2018-12-01 22:10:46,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 3367 transitions. [2018-12-01 22:10:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-01 22:10:46,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:46,559 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 331 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-01 22:10:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 2888 states and 3369 transitions. [2018-12-01 22:10:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 3369 transitions. [2018-12-01 22:10:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-01 22:10:46,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:47,055 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 331 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-01 22:10:47,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2891 states and 3371 transitions. [2018-12-01 22:10:47,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3371 transitions. [2018-12-01 22:10:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-01 22:10:47,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-12-01 22:10:47,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2892 states and 3371 transitions. [2018-12-01 22:10:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3371 transitions. [2018-12-01 22:10:47,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:47,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:50,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:50,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 2906 states and 3393 transitions. [2018-12-01 22:10:50,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3393 transitions. [2018-12-01 22:10:50,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:50,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:50,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:50,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 2913 states and 3400 transitions. [2018-12-01 22:10:50,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 3400 transitions. [2018-12-01 22:10:50,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:50,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:50,815 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:51,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 2920 states and 3408 transitions. [2018-12-01 22:10:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 3408 transitions. [2018-12-01 22:10:51,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:51,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:51,493 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:51,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 2927 states and 3415 transitions. [2018-12-01 22:10:51,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3415 transitions. [2018-12-01 22:10:51,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:51,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:52,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:52,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 2944 states and 3431 transitions. [2018-12-01 22:10:52,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 3431 transitions. [2018-12-01 22:10:52,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:52,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:55,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 2954 states and 3440 transitions. [2018-12-01 22:10:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 3440 transitions. [2018-12-01 22:10:55,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:55,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 2958 states and 3443 transitions. [2018-12-01 22:10:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3443 transitions. [2018-12-01 22:10:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 22:10:55,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-01 22:10:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 2964 states and 3448 transitions. [2018-12-01 22:10:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3448 transitions. [2018-12-01 22:10:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-01 22:10:56,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-01 22:10:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 2973 states and 3457 transitions. [2018-12-01 22:10:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 3457 transitions. [2018-12-01 22:10:57,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-01 22:10:57,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-01 22:10:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 2974 states and 3457 transitions. [2018-12-01 22:10:58,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 3457 transitions. [2018-12-01 22:10:58,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 22:10:58,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:58,240 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 22:10:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 2981 states and 3463 transitions. [2018-12-01 22:10:58,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 3463 transitions. [2018-12-01 22:10:58,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 22:10:58,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 22:10:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:10:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 2992 states and 3473 transitions. [2018-12-01 22:10:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 3473 transitions. [2018-12-01 22:10:59,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 22:10:59,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:10:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:10:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 22:11:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 2998 states and 3479 transitions. [2018-12-01 22:11:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3479 transitions. [2018-12-01 22:11:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 22:11:00,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 22:11:01,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:01,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3009 states and 3493 transitions. [2018-12-01 22:11:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3009 states and 3493 transitions. [2018-12-01 22:11:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 22:11:01,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 22:11:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 3010 states and 3494 transitions. [2018-12-01 22:11:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3494 transitions. [2018-12-01 22:11:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 22:11:02,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:02,998 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 22:11:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3018 states and 3502 transitions. [2018-12-01 22:11:05,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3018 states and 3502 transitions. [2018-12-01 22:11:05,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 22:11:05,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:11:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:11:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-01 22:11:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:11:07,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 2755 states and 3207 transitions. [2018-12-01 22:11:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3207 transitions. [2018-12-01 22:11:07,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 22:11:07,017 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 258 iterations. [2018-12-01 22:11:07,023 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 22:11:07,190 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2018-12-01 22:11:07,404 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 22:11:07,534 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-12-01 22:11:07,966 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 22:11:08,070 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 22:11:08,226 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 40 [2018-12-01 22:11:08,416 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 40 [2018-12-01 22:11:08,574 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 41 [2018-12-01 22:11:08,740 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 39 [2018-12-01 22:11:09,066 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2018-12-01 22:11:09,247 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 17 [2018-12-01 22:11:09,352 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 22:11:09,663 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2018-12-01 22:11:09,826 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 48 [2018-12-01 22:11:10,010 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2018-12-01 22:11:10,317 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 40 [2018-12-01 22:11:10,559 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 40 [2018-12-01 22:11:11,014 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 39 [2018-12-01 22:11:11,460 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 41 [2018-12-01 22:11:11,773 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 39 [2018-12-01 22:11:11,974 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 22:11:12,356 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 40 [2018-12-01 22:11:12,695 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-01 22:11:13,013 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2018-12-01 22:11:13,396 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 41 [2018-12-01 22:11:13,497 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 17 [2018-12-01 22:11:13,876 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 47 [2018-12-01 22:11:14,054 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 22:11:14,056 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-01 22:11:14,061 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-01 22:11:14,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 10:11:14 ImpRootNode [2018-12-01 22:11:14,061 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 22:11:14,062 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 22:11:14,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 22:11:14,062 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 22:11:14,062 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:07:32" (3/4) ... [2018-12-01 22:11:14,064 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 22:11:14,074 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-01 22:11:14,075 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-01 22:11:14,075 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-01 22:11:14,076 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 22:11:14,129 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_13cf8917-d649-4e4b-8fb6-f665a25dcb72/bin-2019/ukojak/witness.graphml [2018-12-01 22:11:14,130 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 22:11:14,130 INFO L168 Benchmark]: Toolchain (without parser) took 223061.57 ms. Allocated memory was 1.0 GB in the beginning and 3.5 GB in the end (delta: 2.5 GB). Free memory was 951.7 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-01 22:11:14,130 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:11:14,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:14,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.05 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:14,131 INFO L168 Benchmark]: Boogie Preprocessor took 29.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:11:14,131 INFO L168 Benchmark]: RCFGBuilder took 992.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 899.8 MB in the end (delta: 218.5 MB). Peak memory consumption was 218.5 MB. Max. memory is 11.5 GB. [2018-12-01 22:11:14,131 INFO L168 Benchmark]: CodeCheck took 221619.70 ms. Allocated memory was 1.2 GB in the beginning and 3.5 GB in the end (delta: 2.4 GB). Free memory was 899.8 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-01 22:11:14,131 INFO L168 Benchmark]: Witness Printer took 67.96 ms. Allocated memory is still 3.5 GB. Free memory is still 2.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:11:14,132 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 214.5s OverallTime, 258 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 262144 SDtfs, -815911266 SDslu, 1572864 SDs, 0 SdLazy, -195077214 SolverSat, 12976704 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1250.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 322779 GetRequests, 316168 SyntacticMatches, 4895 SemanticMatches, 1716 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2383167 ImplicationChecksByTransitivity, 185.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 21.7s InterpolantComputationTime, 48395 NumberOfCodeBlocks, 48395 NumberOfCodeBlocksAsserted, 257 NumberOfCheckSat, 48138 ConstructedInterpolants, 0 QuantifiedInterpolants, 30169790 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 257 InterpolantComputations, 170 PerfectInterpolantSequences, 46428/48074 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: 526]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 310.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.05 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 992.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 899.8 MB in the end (delta: 218.5 MB). Peak memory consumption was 218.5 MB. Max. memory is 11.5 GB. * CodeCheck took 221619.70 ms. Allocated memory was 1.2 GB in the beginning and 3.5 GB in the end (delta: 2.4 GB). Free memory was 899.8 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 67.96 ms. Allocated memory is still 3.5 GB. Free memory is still 2.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...