./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/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 29670da151301b8436a6c7ddafad57f5257b4a8d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:47:22,056 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:47:22,058 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:47:22,066 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:47:22,066 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:47:22,067 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:47:22,068 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:47:22,069 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:47:22,070 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:47:22,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:47:22,071 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:47:22,071 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:47:22,072 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:47:22,073 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:47:22,073 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:47:22,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:47:22,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:47:22,076 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:47:22,077 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:47:22,078 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:47:22,079 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:47:22,080 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:47:22,082 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:47:22,082 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:47:22,082 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:47:22,083 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:47:22,084 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:47:22,084 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:47:22,085 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:47:22,085 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:47:22,086 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:47:22,086 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:47:22,087 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:47:22,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:47:22,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:47:22,088 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:47:22,088 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 01:47:22,099 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:47:22,099 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:47:22,099 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:47:22,100 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:47:22,100 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:47:22,100 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:47:22,100 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:47:22,100 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:47:22,101 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:47:22,101 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:47:22,101 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:47:22,101 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:47:22,101 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:47:22,101 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:47:22,101 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:47:22,102 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:47:22,103 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:47:22,103 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:47:22,103 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:47:22,103 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:47:22,103 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:47:22,103 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:47:22,103 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:47:22,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:47:22,104 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:47:22,104 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:47:22,104 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 01:47:22,104 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:47:22,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:47:22,105 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_a947c3f3-adca-41e8-906b-9599ca68d9ed/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 -> 29670da151301b8436a6c7ddafad57f5257b4a8d [2018-11-23 01:47:22,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:47:22,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:47:22,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:47:22,135 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:47:22,135 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:47:22,135 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-23 01:47:22,174 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/data/321471702/4cceb12e476b443e838cdbaa960f167d/FLAG0c1b3e232 [2018-11-23 01:47:22,638 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:47:22,639 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-23 01:47:22,650 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/data/321471702/4cceb12e476b443e838cdbaa960f167d/FLAG0c1b3e232 [2018-11-23 01:47:23,152 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/data/321471702/4cceb12e476b443e838cdbaa960f167d [2018-11-23 01:47:23,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:47:23,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:47:23,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:47:23,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:47:23,158 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:47:23,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9ee6b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23, skipping insertion in model container [2018-11-23 01:47:23,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:47:23,203 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:47:23,413 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:47:23,416 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:47:23,480 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:47:23,492 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:47:23,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23 WrapperNode [2018-11-23 01:47:23,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:47:23,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:47:23,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:47:23,494 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:47:23,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:47:23,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:47:23,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:47:23,599 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:47:23,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... [2018-11-23 01:47:23,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:47:23,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:47:23,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:47:23,641 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:47:23,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:47:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:47:23,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:47:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:47:25,363 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:47:25,363 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 01:47:25,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:25 BoogieIcfgContainer [2018-11-23 01:47:25,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:47:25,364 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:47:25,366 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:47:25,374 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:47:25,375 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:25" (1/1) ... [2018-11-23 01:47:25,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:47:25,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:25,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-11-23 01:47:25,416 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-11-23 01:47:25,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:47:25,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2018-11-23 01:47:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2018-11-23 01:47:26,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 01:47:26,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:26,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2018-11-23 01:47:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2018-11-23 01:47:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 01:47:26,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,330 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:26,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2018-11-23 01:47:26,407 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2018-11-23 01:47:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 01:47:26,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,495 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2018-11-23 01:47:26,622 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2018-11-23 01:47:26,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 01:47:26,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2018-11-23 01:47:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2018-11-23 01:47:26,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:47:26,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:47:26,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2018-11-23 01:47:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2018-11-23 01:47:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:47:26,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:27,072 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:27,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 180 states and 303 transitions. [2018-11-23 01:47:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 303 transitions. [2018-11-23 01:47:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 01:47:27,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:27,570 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:47:28,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 190 states and 319 transitions. [2018-11-23 01:47:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 319 transitions. [2018-11-23 01:47:28,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:47:28,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:28,066 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:28,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 205 states and 341 transitions. [2018-11-23 01:47:28,510 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 341 transitions. [2018-11-23 01:47:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:47:28,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 211 states and 350 transitions. [2018-11-23 01:47:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 350 transitions. [2018-11-23 01:47:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:47:28,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:47:29,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 214 states and 354 transitions. [2018-11-23 01:47:29,092 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 354 transitions. [2018-11-23 01:47:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:47:29,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,123 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:29,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 222 states and 366 transitions. [2018-11-23 01:47:29,495 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 366 transitions. [2018-11-23 01:47:29,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 01:47:29,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:29,555 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:47:30,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 230 states and 379 transitions. [2018-11-23 01:47:30,077 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 379 transitions. [2018-11-23 01:47:30,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:47:30,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:30,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 235 states and 389 transitions. [2018-11-23 01:47:30,452 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 389 transitions. [2018-11-23 01:47:30,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 01:47:30,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,499 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 246 states and 400 transitions. [2018-11-23 01:47:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 400 transitions. [2018-11-23 01:47:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 01:47:30,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 253 states and 409 transitions. [2018-11-23 01:47:31,129 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 409 transitions. [2018-11-23 01:47:31,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 01:47:31,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:31,148 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:47:31,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 258 states and 417 transitions. [2018-11-23 01:47:31,393 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 417 transitions. [2018-11-23 01:47:31,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 01:47:31,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:31,413 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:31,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 271 states and 433 transitions. [2018-11-23 01:47:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 433 transitions. [2018-11-23 01:47:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 01:47:31,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:32,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 276 states and 441 transitions. [2018-11-23 01:47:32,071 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 441 transitions. [2018-11-23 01:47:32,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 01:47:32,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:32,100 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:32,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 288 states and 456 transitions. [2018-11-23 01:47:32,383 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 456 transitions. [2018-11-23 01:47:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 01:47:32,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:32,469 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:33,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:33,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 305 states and 477 transitions. [2018-11-23 01:47:33,016 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 477 transitions. [2018-11-23 01:47:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 01:47:33,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:33,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:33,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 313 states and 484 transitions. [2018-11-23 01:47:33,103 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 484 transitions. [2018-11-23 01:47:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 01:47:33,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:33,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 321 states and 492 transitions. [2018-11-23 01:47:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 492 transitions. [2018-11-23 01:47:33,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 01:47:33,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:33,424 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:33,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 332 states and 506 transitions. [2018-11-23 01:47:33,899 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 506 transitions. [2018-11-23 01:47:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 01:47:33,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:33,925 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:34,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 335 states and 509 transitions. [2018-11-23 01:47:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 509 transitions. [2018-11-23 01:47:34,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 01:47:34,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:34,105 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:47:34,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:34,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 337 states and 511 transitions. [2018-11-23 01:47:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 511 transitions. [2018-11-23 01:47:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 01:47:34,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:34,281 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:47:35,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:35,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 356 states and 536 transitions. [2018-11-23 01:47:35,301 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 536 transitions. [2018-11-23 01:47:35,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 01:47:35,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:35,344 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:47:35,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 426 states and 611 transitions. [2018-11-23 01:47:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 611 transitions. [2018-11-23 01:47:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 01:47:35,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:35,954 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 431 states and 617 transitions. [2018-11-23 01:47:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 617 transitions. [2018-11-23 01:47:36,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:47:36,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:47:37,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:37,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 454 states and 648 transitions. [2018-11-23 01:47:37,293 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 648 transitions. [2018-11-23 01:47:37,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:47:37,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:37,318 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:47:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 465 states and 660 transitions. [2018-11-23 01:47:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 660 transitions. [2018-11-23 01:47:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:47:37,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:47:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:37,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 468 states and 664 transitions. [2018-11-23 01:47:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 664 transitions. [2018-11-23 01:47:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 01:47:37,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:37,903 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 482 states and 683 transitions. [2018-11-23 01:47:38,625 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 683 transitions. [2018-11-23 01:47:38,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:47:38,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:38,794 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:39,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:39,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 500 states and 714 transitions. [2018-11-23 01:47:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 714 transitions. [2018-11-23 01:47:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:47:39,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:40,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 511 states and 729 transitions. [2018-11-23 01:47:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 729 transitions. [2018-11-23 01:47:40,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:47:40,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:40,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 514 states and 736 transitions. [2018-11-23 01:47:40,657 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 736 transitions. [2018-11-23 01:47:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:47:40,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:41,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:41,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 524 states and 748 transitions. [2018-11-23 01:47:41,079 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 748 transitions. [2018-11-23 01:47:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:47:41,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:41,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 526 states and 750 transitions. [2018-11-23 01:47:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 750 transitions. [2018-11-23 01:47:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:47:41,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:41,307 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:47:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:41,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 527 states and 755 transitions. [2018-11-23 01:47:41,468 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 755 transitions. [2018-11-23 01:47:41,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 01:47:41,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:47:41,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 536 states and 766 transitions. [2018-11-23 01:47:41,727 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 766 transitions. [2018-11-23 01:47:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 01:47:41,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:42,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 547 states and 780 transitions. [2018-11-23 01:47:42,145 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 780 transitions. [2018-11-23 01:47:42,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 01:47:42,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:42,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:42,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 550 states and 785 transitions. [2018-11-23 01:47:42,659 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 785 transitions. [2018-11-23 01:47:42,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 01:47:42,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:42,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 552 states and 788 transitions. [2018-11-23 01:47:42,807 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 788 transitions. [2018-11-23 01:47:42,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 01:47:42,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:42,828 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:43,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 561 states and 798 transitions. [2018-11-23 01:47:43,134 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 798 transitions. [2018-11-23 01:47:43,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 01:47:43,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:44,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:44,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 590 states and 843 transitions. [2018-11-23 01:47:44,752 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 843 transitions. [2018-11-23 01:47:44,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 01:47:44,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:44,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:44,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 591 states and 843 transitions. [2018-11-23 01:47:44,902 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 843 transitions. [2018-11-23 01:47:44,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 01:47:44,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:45,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 606 states and 865 transitions. [2018-11-23 01:47:45,457 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 865 transitions. [2018-11-23 01:47:45,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 01:47:45,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 613 states and 873 transitions. [2018-11-23 01:47:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 873 transitions. [2018-11-23 01:47:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:47:45,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:47,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:47,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 648 states and 929 transitions. [2018-11-23 01:47:47,380 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 929 transitions. [2018-11-23 01:47:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:47:47,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:47,400 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:47,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 670 states and 950 transitions. [2018-11-23 01:47:47,784 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 950 transitions. [2018-11-23 01:47:47,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:47:47,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:47,818 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:48,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:48,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 682 states and 962 transitions. [2018-11-23 01:47:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 962 transitions. [2018-11-23 01:47:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:47:48,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:48,600 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:49,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:49,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 692 states and 976 transitions. [2018-11-23 01:47:49,406 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 976 transitions. [2018-11-23 01:47:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:47:49,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 693 states and 979 transitions. [2018-11-23 01:47:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 979 transitions. [2018-11-23 01:47:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:47:49,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:49,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 694 states and 980 transitions. [2018-11-23 01:47:49,838 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 980 transitions. [2018-11-23 01:47:49,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:47:49,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:50,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:50,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 695 states and 980 transitions. [2018-11-23 01:47:50,119 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 980 transitions. [2018-11-23 01:47:50,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 01:47:50,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:50,136 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 706 states and 997 transitions. [2018-11-23 01:47:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 997 transitions. [2018-11-23 01:47:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 01:47:50,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:50,931 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:51,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 715 states and 1010 transitions. [2018-11-23 01:47:51,453 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1010 transitions. [2018-11-23 01:47:51,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 01:47:51,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:51,470 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 718 states and 1013 transitions. [2018-11-23 01:47:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1013 transitions. [2018-11-23 01:47:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 01:47:51,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:51,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 725 states and 1019 transitions. [2018-11-23 01:47:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1019 transitions. [2018-11-23 01:47:51,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 01:47:51,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:52,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:52,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 726 states and 1019 transitions. [2018-11-23 01:47:52,097 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1019 transitions. [2018-11-23 01:47:52,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:47:52,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:52,115 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:52,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 727 states and 1023 transitions. [2018-11-23 01:47:52,131 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1023 transitions. [2018-11-23 01:47:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:47:52,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:52,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:52,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 728 states and 1024 transitions. [2018-11-23 01:47:52,398 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1024 transitions. [2018-11-23 01:47:52,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:47:52,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:47:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 729 states and 1025 transitions. [2018-11-23 01:47:52,615 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1025 transitions. [2018-11-23 01:47:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:47:52,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:52,636 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:47:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 747 states and 1046 transitions. [2018-11-23 01:47:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1046 transitions. [2018-11-23 01:47:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:47:53,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 754 states and 1054 transitions. [2018-11-23 01:47:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1054 transitions. [2018-11-23 01:47:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:47:53,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:53,190 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:53,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:53,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 759 states and 1063 transitions. [2018-11-23 01:47:53,452 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1063 transitions. [2018-11-23 01:47:53,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:47:53,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 761 states and 1064 transitions. [2018-11-23 01:47:53,714 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1064 transitions. [2018-11-23 01:47:53,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:47:53,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:55,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 806 states and 1111 transitions. [2018-11-23 01:47:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1111 transitions. [2018-11-23 01:47:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 01:47:55,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:56,005 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 819 states and 1132 transitions. [2018-11-23 01:47:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1132 transitions. [2018-11-23 01:47:56,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:47:56,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 823 states and 1135 transitions. [2018-11-23 01:47:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1135 transitions. [2018-11-23 01:47:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:47:56,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:56,904 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:58,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 838 states and 1161 transitions. [2018-11-23 01:47:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1161 transitions. [2018-11-23 01:47:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:47:58,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:58,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 840 states and 1163 transitions. [2018-11-23 01:47:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1163 transitions. [2018-11-23 01:47:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:47:58,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:58,466 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:58,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:58,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 841 states and 1163 transitions. [2018-11-23 01:47:58,694 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1163 transitions. [2018-11-23 01:47:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:47:58,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:47:59,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:59,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 844 states and 1167 transitions. [2018-11-23 01:47:59,253 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1167 transitions. [2018-11-23 01:47:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:47:59,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:59,295 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:47:59,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:47:59,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 849 states and 1177 transitions. [2018-11-23 01:47:59,495 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1177 transitions. [2018-11-23 01:47:59,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:47:59,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:47:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:47:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:01,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:01,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 874 states and 1212 transitions. [2018-11-23 01:48:01,241 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1212 transitions. [2018-11-23 01:48:01,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:48:01,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 889 states and 1228 transitions. [2018-11-23 01:48:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1228 transitions. [2018-11-23 01:48:01,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:48:01,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:02,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 891 states and 1229 transitions. [2018-11-23 01:48:02,145 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1229 transitions. [2018-11-23 01:48:02,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 01:48:02,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:02,217 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:48:02,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 893 states and 1232 transitions. [2018-11-23 01:48:02,627 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1232 transitions. [2018-11-23 01:48:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 01:48:02,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:02,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 898 states and 1240 transitions. [2018-11-23 01:48:02,670 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1240 transitions. [2018-11-23 01:48:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:48:02,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 905 states and 1250 transitions. [2018-11-23 01:48:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1250 transitions. [2018-11-23 01:48:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:48:02,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:03,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 909 states and 1253 transitions. [2018-11-23 01:48:03,185 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1253 transitions. [2018-11-23 01:48:03,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:48:03,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:03,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 914 states and 1261 transitions. [2018-11-23 01:48:03,689 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1261 transitions. [2018-11-23 01:48:03,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:48:03,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,709 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:03,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:03,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 916 states and 1262 transitions. [2018-11-23 01:48:03,947 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1262 transitions. [2018-11-23 01:48:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:48:03,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:03,973 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:05,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 947 states and 1306 transitions. [2018-11-23 01:48:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1306 transitions. [2018-11-23 01:48:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:48:05,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:05,782 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:06,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 965 states and 1325 transitions. [2018-11-23 01:48:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1325 transitions. [2018-11-23 01:48:06,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:48:06,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:06,771 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:07,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 997 states and 1355 transitions. [2018-11-23 01:48:07,189 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1355 transitions. [2018-11-23 01:48:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 01:48:07,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:07,324 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1013 states and 1377 transitions. [2018-11-23 01:48:08,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1377 transitions. [2018-11-23 01:48:08,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 01:48:08,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:08,391 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 100 proven. 3 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 01:48:09,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:09,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1020 states and 1392 transitions. [2018-11-23 01:48:09,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1392 transitions. [2018-11-23 01:48:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:48:09,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:09,179 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:10,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:10,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1034 states and 1413 transitions. [2018-11-23 01:48:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1413 transitions. [2018-11-23 01:48:10,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:48:10,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:10,101 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:10,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1047 states and 1431 transitions. [2018-11-23 01:48:10,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1431 transitions. [2018-11-23 01:48:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:48:10,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:11,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1063 states and 1445 transitions. [2018-11-23 01:48:11,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1445 transitions. [2018-11-23 01:48:11,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:48:11,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:11,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:11,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1064 states and 1446 transitions. [2018-11-23 01:48:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1446 transitions. [2018-11-23 01:48:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 01:48:11,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 01:48:12,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:12,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1084 states and 1470 transitions. [2018-11-23 01:48:12,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1470 transitions. [2018-11-23 01:48:12,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 01:48:12,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 01:48:12,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:12,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1095 states and 1480 transitions. [2018-11-23 01:48:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1480 transitions. [2018-11-23 01:48:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 01:48:12,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:12,805 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:48:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:13,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1106 states and 1494 transitions. [2018-11-23 01:48:13,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1494 transitions. [2018-11-23 01:48:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 01:48:13,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:13,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1115 states and 1503 transitions. [2018-11-23 01:48:13,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1503 transitions. [2018-11-23 01:48:13,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:48:13,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:13,273 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:48:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:13,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1124 states and 1515 transitions. [2018-11-23 01:48:13,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1515 transitions. [2018-11-23 01:48:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:48:13,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:13,876 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:48:13,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:13,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1127 states and 1522 transitions. [2018-11-23 01:48:13,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1522 transitions. [2018-11-23 01:48:13,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:48:13,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:48:14,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1131 states and 1526 transitions. [2018-11-23 01:48:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1526 transitions. [2018-11-23 01:48:14,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:48:14,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:48:14,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1135 states and 1530 transitions. [2018-11-23 01:48:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1530 transitions. [2018-11-23 01:48:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:48:14,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:48:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:14,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1139 states and 1534 transitions. [2018-11-23 01:48:14,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1534 transitions. [2018-11-23 01:48:14,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 01:48:14,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:14,856 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 01:48:15,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:15,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1144 states and 1537 transitions. [2018-11-23 01:48:15,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1537 transitions. [2018-11-23 01:48:15,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 01:48:15,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:15,333 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:48:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1155 states and 1549 transitions. [2018-11-23 01:48:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1549 transitions. [2018-11-23 01:48:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 01:48:15,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:15,826 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 01:48:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:16,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1175 states and 1573 transitions. [2018-11-23 01:48:16,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1573 transitions. [2018-11-23 01:48:16,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:48:16,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 01:48:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:16,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1179 states and 1577 transitions. [2018-11-23 01:48:16,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1577 transitions. [2018-11-23 01:48:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:48:16,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:16,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1198 states and 1600 transitions. [2018-11-23 01:48:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1600 transitions. [2018-11-23 01:48:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:48:16,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:48:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1204 states and 1606 transitions. [2018-11-23 01:48:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1606 transitions. [2018-11-23 01:48:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:48:16,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:17,004 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:48:17,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:17,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1208 states and 1611 transitions. [2018-11-23 01:48:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1611 transitions. [2018-11-23 01:48:17,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 01:48:17,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:17,371 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:19,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1246 states and 1658 transitions. [2018-11-23 01:48:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1658 transitions. [2018-11-23 01:48:19,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:48:19,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:48:19,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:19,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1257 states and 1671 transitions. [2018-11-23 01:48:19,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1671 transitions. [2018-11-23 01:48:19,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:48:19,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:48:19,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:19,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1269 states and 1682 transitions. [2018-11-23 01:48:19,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1682 transitions. [2018-11-23 01:48:19,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:48:19,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:19,945 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:48:20,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1273 states and 1685 transitions. [2018-11-23 01:48:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1685 transitions. [2018-11-23 01:48:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:48:20,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:48:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:20,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1277 states and 1689 transitions. [2018-11-23 01:48:20,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1689 transitions. [2018-11-23 01:48:20,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:48:20,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:48:20,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:20,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1281 states and 1695 transitions. [2018-11-23 01:48:20,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1695 transitions. [2018-11-23 01:48:20,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 01:48:20,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:21,142 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 109 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:48:22,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:22,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1315 states and 1734 transitions. [2018-11-23 01:48:22,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1734 transitions. [2018-11-23 01:48:22,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 01:48:22,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:48:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1363 states and 1790 transitions. [2018-11-23 01:48:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1790 transitions. [2018-11-23 01:48:24,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 01:48:24,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:48:26,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1380 states and 1809 transitions. [2018-11-23 01:48:26,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1809 transitions. [2018-11-23 01:48:26,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:48:26,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:26,035 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 01:48:26,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:26,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1384 states and 1816 transitions. [2018-11-23 01:48:26,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1816 transitions. [2018-11-23 01:48:26,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:48:26,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:26,571 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 01:48:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:26,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1390 states and 1824 transitions. [2018-11-23 01:48:26,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1824 transitions. [2018-11-23 01:48:26,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:48:26,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:48:28,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:28,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1427 states and 1876 transitions. [2018-11-23 01:48:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1876 transitions. [2018-11-23 01:48:28,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:48:28,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:28,865 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:48:30,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:30,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1447 states and 1895 transitions. [2018-11-23 01:48:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1895 transitions. [2018-11-23 01:48:30,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:48:30,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:48:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:30,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1448 states and 1896 transitions. [2018-11-23 01:48:30,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1896 transitions. [2018-11-23 01:48:30,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:48:30,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:48:30,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:30,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1449 states and 1896 transitions. [2018-11-23 01:48:30,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1896 transitions. [2018-11-23 01:48:30,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:48:30,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:48:35,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1501 states and 1950 transitions. [2018-11-23 01:48:35,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1950 transitions. [2018-11-23 01:48:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:35,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:35,550 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:48:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1532 states and 1984 transitions. [2018-11-23 01:48:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1984 transitions. [2018-11-23 01:48:36,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:36,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:36,657 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:39,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1551 states and 2018 transitions. [2018-11-23 01:48:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 2018 transitions. [2018-11-23 01:48:39,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:39,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:41,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:41,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1560 states and 2031 transitions. [2018-11-23 01:48:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2031 transitions. [2018-11-23 01:48:41,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:41,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1569 states and 2038 transitions. [2018-11-23 01:48:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 2038 transitions. [2018-11-23 01:48:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:42,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:42,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1577 states and 2046 transitions. [2018-11-23 01:48:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 2046 transitions. [2018-11-23 01:48:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:42,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:42,872 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:44,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1590 states and 2062 transitions. [2018-11-23 01:48:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 2062 transitions. [2018-11-23 01:48:44,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:44,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:48:44,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:44,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1597 states and 2068 transitions. [2018-11-23 01:48:44,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 2068 transitions. [2018-11-23 01:48:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:44,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:48:44,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:44,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1602 states and 2073 transitions. [2018-11-23 01:48:44,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2073 transitions. [2018-11-23 01:48:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:48:44,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:45,010 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:48:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:45,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1611 states and 2082 transitions. [2018-11-23 01:48:45,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 2082 transitions. [2018-11-23 01:48:45,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:48:45,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-23 01:48:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:45,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1621 states and 2095 transitions. [2018-11-23 01:48:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2095 transitions. [2018-11-23 01:48:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:48:45,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:48:46,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:46,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1622 states and 2095 transitions. [2018-11-23 01:48:46,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2095 transitions. [2018-11-23 01:48:46,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:48:46,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:46,100 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:48:46,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1623 states and 2095 transitions. [2018-11-23 01:48:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2095 transitions. [2018-11-23 01:48:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:48:46,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:46,347 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:48:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:47,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1665 states and 2139 transitions. [2018-11-23 01:48:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2139 transitions. [2018-11-23 01:48:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:48:47,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:48:48,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1667 states and 2139 transitions. [2018-11-23 01:48:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2139 transitions. [2018-11-23 01:48:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 01:48:48,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:48,174 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 01:48:48,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:48,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1673 states and 2146 transitions. [2018-11-23 01:48:48,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2146 transitions. [2018-11-23 01:48:48,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 01:48:48,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:48,981 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:54,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1725 states and 2219 transitions. [2018-11-23 01:48:54,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2219 transitions. [2018-11-23 01:48:54,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 01:48:54,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:48:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:48:57,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1731 states and 2238 transitions. [2018-11-23 01:48:57,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2238 transitions. [2018-11-23 01:48:57,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 01:48:57,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:48:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:48:57,099 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:00,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1768 states and 2284 transitions. [2018-11-23 01:49:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2284 transitions. [2018-11-23 01:49:00,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 01:49:00,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:00,270 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1772 states and 2288 transitions. [2018-11-23 01:49:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2288 transitions. [2018-11-23 01:49:00,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 01:49:00,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:00,738 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:01,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:01,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1774 states and 2289 transitions. [2018-11-23 01:49:01,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2289 transitions. [2018-11-23 01:49:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 01:49:01,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:01,387 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:01,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1778 states and 2293 transitions. [2018-11-23 01:49:01,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2293 transitions. [2018-11-23 01:49:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 01:49:01,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:49:02,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:02,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1780 states and 2293 transitions. [2018-11-23 01:49:02,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2293 transitions. [2018-11-23 01:49:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:49:02,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 217 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 01:49:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1804 states and 2321 transitions. [2018-11-23 01:49:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2321 transitions. [2018-11-23 01:49:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:49:05,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 217 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 01:49:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1808 states and 2325 transitions. [2018-11-23 01:49:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2325 transitions. [2018-11-23 01:49:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:49:06,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:06,439 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:49:07,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1815 states and 2333 transitions. [2018-11-23 01:49:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2333 transitions. [2018-11-23 01:49:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:49:07,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:07,235 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:49:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:09,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1822 states and 2338 transitions. [2018-11-23 01:49:09,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2338 transitions. [2018-11-23 01:49:09,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:49:09,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:49:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1824 states and 2340 transitions. [2018-11-23 01:49:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2340 transitions. [2018-11-23 01:49:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:49:09,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:09,782 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:49:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1830 states and 2345 transitions. [2018-11-23 01:49:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2345 transitions. [2018-11-23 01:49:10,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:49:10,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:49:10,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1831 states and 2345 transitions. [2018-11-23 01:49:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2345 transitions. [2018-11-23 01:49:10,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:49:10,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:49:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:11,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1832 states and 2345 transitions. [2018-11-23 01:49:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2345 transitions. [2018-11-23 01:49:11,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:49:11,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:49:11,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:11,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1833 states and 2345 transitions. [2018-11-23 01:49:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2345 transitions. [2018-11-23 01:49:11,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:49:11,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:49:13,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 1883 states and 2399 transitions. [2018-11-23 01:49:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2399 transitions. [2018-11-23 01:49:13,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:49:13,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:49:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1886 states and 2402 transitions. [2018-11-23 01:49:13,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2402 transitions. [2018-11-23 01:49:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 01:49:13,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:15,890 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:49:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 1951 states and 2472 transitions. [2018-11-23 01:49:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2472 transitions. [2018-11-23 01:49:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 01:49:21,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:49:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 1976 states and 2495 transitions. [2018-11-23 01:49:23,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2495 transitions. [2018-11-23 01:49:23,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 01:49:23,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 01:49:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1980 states and 2500 transitions. [2018-11-23 01:49:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2500 transitions. [2018-11-23 01:49:23,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 01:49:23,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 01:49:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:23,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2002 states and 2521 transitions. [2018-11-23 01:49:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2521 transitions. [2018-11-23 01:49:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 01:49:23,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:24,023 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:49:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:24,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2006 states and 2525 transitions. [2018-11-23 01:49:24,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2525 transitions. [2018-11-23 01:49:24,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 01:49:24,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-11-23 01:49:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2076 states and 2597 transitions. [2018-11-23 01:49:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2597 transitions. [2018-11-23 01:49:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 01:49:25,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 01:49:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2077 states and 2597 transitions. [2018-11-23 01:49:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2597 transitions. [2018-11-23 01:49:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 01:49:25,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:26,216 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 01:49:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 2105 states and 2635 transitions. [2018-11-23 01:49:30,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2635 transitions. [2018-11-23 01:49:30,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 01:49:30,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 01:49:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2113 states and 2642 transitions. [2018-11-23 01:49:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2642 transitions. [2018-11-23 01:49:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 01:49:31,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:31,836 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-23 01:49:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2117 states and 2647 transitions. [2018-11-23 01:49:32,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2647 transitions. [2018-11-23 01:49:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 01:49:32,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 01:49:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:33,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2126 states and 2662 transitions. [2018-11-23 01:49:33,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2662 transitions. [2018-11-23 01:49:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 01:49:33,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:33,816 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 01:49:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2137 states and 2675 transitions. [2018-11-23 01:49:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2675 transitions. [2018-11-23 01:49:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 01:49:35,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 01:49:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:35,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2138 states and 2677 transitions. [2018-11-23 01:49:35,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2677 transitions. [2018-11-23 01:49:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 01:49:35,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:35,917 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 01:49:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2145 states and 2683 transitions. [2018-11-23 01:49:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2683 transitions. [2018-11-23 01:49:37,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 01:49:37,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:37,708 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 01:49:38,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:38,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2163 states and 2703 transitions. [2018-11-23 01:49:38,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2703 transitions. [2018-11-23 01:49:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 01:49:38,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:38,337 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 01:49:38,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:38,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2164 states and 2703 transitions. [2018-11-23 01:49:38,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2703 transitions. [2018-11-23 01:49:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:49:38,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:49:43,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:43,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2188 states and 2731 transitions. [2018-11-23 01:49:43,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2731 transitions. [2018-11-23 01:49:43,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:49:43,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:49:45,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:45,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2194 states and 2737 transitions. [2018-11-23 01:49:45,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2737 transitions. [2018-11-23 01:49:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 01:49:45,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:45,371 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 401 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-23 01:49:45,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:45,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 2198 states and 2746 transitions. [2018-11-23 01:49:45,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2746 transitions. [2018-11-23 01:49:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 01:49:45,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:49:49,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2202 states and 2753 transitions. [2018-11-23 01:49:49,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2753 transitions. [2018-11-23 01:49:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 01:49:49,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:49,613 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:49:51,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:51,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2228 states and 2779 transitions. [2018-11-23 01:49:51,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2779 transitions. [2018-11-23 01:49:51,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 01:49:51,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:49:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:52,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2239 states and 2789 transitions. [2018-11-23 01:49:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2789 transitions. [2018-11-23 01:49:52,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 01:49:52,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 508 proven. 60 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 01:49:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2269 states and 2825 transitions. [2018-11-23 01:49:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2825 transitions. [2018-11-23 01:49:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 01:49:58,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-23 01:49:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:49:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2284 states and 2839 transitions. [2018-11-23 01:49:59,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2839 transitions. [2018-11-23 01:49:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 01:49:59,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:49:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:49:59,840 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 01:50:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:00,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2292 states and 2853 transitions. [2018-11-23 01:50:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2853 transitions. [2018-11-23 01:50:00,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:00,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:05,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2315 states and 2888 transitions. [2018-11-23 01:50:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2888 transitions. [2018-11-23 01:50:05,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:05,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:08,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:08,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2341 states and 2917 transitions. [2018-11-23 01:50:08,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 2917 transitions. [2018-11-23 01:50:08,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:08,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:08,198 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:09,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:09,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 2344 states and 2919 transitions. [2018-11-23 01:50:09,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 2919 transitions. [2018-11-23 01:50:09,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:09,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:11,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 2354 states and 2933 transitions. [2018-11-23 01:50:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2933 transitions. [2018-11-23 01:50:11,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:11,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:11,363 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:12,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2356 states and 2934 transitions. [2018-11-23 01:50:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 2934 transitions. [2018-11-23 01:50:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:12,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:12,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2357 states and 2934 transitions. [2018-11-23 01:50:12,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2934 transitions. [2018-11-23 01:50:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:12,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:13,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:13,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2358 states and 2935 transitions. [2018-11-23 01:50:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2935 transitions. [2018-11-23 01:50:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:13,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:50:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2367 states and 2943 transitions. [2018-11-23 01:50:14,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2943 transitions. [2018-11-23 01:50:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:14,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:14,132 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:50:14,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:14,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2368 states and 2944 transitions. [2018-11-23 01:50:14,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 2944 transitions. [2018-11-23 01:50:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:14,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:50:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2387 states and 2967 transitions. [2018-11-23 01:50:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2967 transitions. [2018-11-23 01:50:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:16,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:16,967 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:50:18,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:18,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2403 states and 2988 transitions. [2018-11-23 01:50:18,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2988 transitions. [2018-11-23 01:50:18,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:18,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:50:19,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2405 states and 2989 transitions. [2018-11-23 01:50:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2989 transitions. [2018-11-23 01:50:19,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:50:19,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:19,165 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:50:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2407 states and 2990 transitions. [2018-11-23 01:50:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 2990 transitions. [2018-11-23 01:50:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-23 01:50:19,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 01:50:20,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:20,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2415 states and 2997 transitions. [2018-11-23 01:50:20,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2997 transitions. [2018-11-23 01:50:20,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-23 01:50:20,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:20,137 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 01:50:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 2423 states and 3004 transitions. [2018-11-23 01:50:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 3004 transitions. [2018-11-23 01:50:20,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 01:50:20,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:21,030 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 01:50:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2460 states and 3052 transitions. [2018-11-23 01:50:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 3052 transitions. [2018-11-23 01:50:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 01:50:24,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 01:50:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:25,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 2468 states and 3059 transitions. [2018-11-23 01:50:25,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 3059 transitions. [2018-11-23 01:50:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:50:25,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:25,498 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:50:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2477 states and 3069 transitions. [2018-11-23 01:50:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 3069 transitions. [2018-11-23 01:50:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:50:26,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:26,810 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:50:27,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2481 states and 3072 transitions. [2018-11-23 01:50:27,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 3072 transitions. [2018-11-23 01:50:27,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:50:27,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:50:27,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2482 states and 3072 transitions. [2018-11-23 01:50:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 3072 transitions. [2018-11-23 01:50:27,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:50:27,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:27,838 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:50:28,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:28,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2486 states and 3076 transitions. [2018-11-23 01:50:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 3076 transitions. [2018-11-23 01:50:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:50:28,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:50:28,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:28,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2487 states and 3076 transitions. [2018-11-23 01:50:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 3076 transitions. [2018-11-23 01:50:28,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:50:28,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:28,670 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 01:50:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 2495 states and 3089 transitions. [2018-11-23 01:50:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3089 transitions. [2018-11-23 01:50:29,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:50:29,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:29,973 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 01:50:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:32,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2507 states and 3103 transitions. [2018-11-23 01:50:32,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3103 transitions. [2018-11-23 01:50:32,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:50:32,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 01:50:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 2515 states and 3111 transitions. [2018-11-23 01:50:33,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 3111 transitions. [2018-11-23 01:50:33,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:50:33,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:33,891 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 01:50:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 2521 states and 3118 transitions. [2018-11-23 01:50:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 3118 transitions. [2018-11-23 01:50:34,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:50:34,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 01:50:36,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 2533 states and 3131 transitions. [2018-11-23 01:50:36,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 3131 transitions. [2018-11-23 01:50:36,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:50:36,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:36,159 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-11-23 01:50:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2539 states and 3137 transitions. [2018-11-23 01:50:36,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 3137 transitions. [2018-11-23 01:50:36,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:50:36,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-11-23 01:50:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:36,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 2543 states and 3140 transitions. [2018-11-23 01:50:36,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3140 transitions. [2018-11-23 01:50:36,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-23 01:50:36,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-11-23 01:50:39,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:39,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 2571 states and 3185 transitions. [2018-11-23 01:50:39,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3185 transitions. [2018-11-23 01:50:39,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-23 01:50:39,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-11-23 01:50:40,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:40,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2580 states and 3196 transitions. [2018-11-23 01:50:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 3196 transitions. [2018-11-23 01:50:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 01:50:40,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-11-23 01:50:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 2642 states and 3262 transitions. [2018-11-23 01:50:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 3262 transitions. [2018-11-23 01:50:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-23 01:50:44,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:50:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 2643 states and 3264 transitions. [2018-11-23 01:50:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3264 transitions. [2018-11-23 01:50:45,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-23 01:50:45,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:45,362 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:50:45,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:45,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 2646 states and 3267 transitions. [2018-11-23 01:50:45,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 3267 transitions. [2018-11-23 01:50:45,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-23 01:50:45,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:46,793 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 01:50:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:51,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 2699 states and 3327 transitions. [2018-11-23 01:50:51,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3327 transitions. [2018-11-23 01:50:51,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-23 01:50:51,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 01:50:52,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:52,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2702 states and 3330 transitions. [2018-11-23 01:50:52,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3330 transitions. [2018-11-23 01:50:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 01:50:52,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 01:50:53,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:53,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 2703 states and 3331 transitions. [2018-11-23 01:50:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3331 transitions. [2018-11-23 01:50:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 01:50:53,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 01:50:53,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:53,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 2713 states and 3343 transitions. [2018-11-23 01:50:53,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 3343 transitions. [2018-11-23 01:50:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 01:50:53,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:53,986 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 01:50:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:54,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 2714 states and 3343 transitions. [2018-11-23 01:50:54,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3343 transitions. [2018-11-23 01:50:54,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-23 01:50:54,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 01:50:55,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:50:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 2724 states and 3353 transitions. [2018-11-23 01:50:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3353 transitions. [2018-11-23 01:50:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-23 01:50:55,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:50:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:50:58,873 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 01:51:11,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:51:11,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 2673 states and 3323 transitions. [2018-11-23 01:51:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 3323 transitions. [2018-11-23 01:51:11,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:51:11,616 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 225 iterations. [2018-11-23 01:51:11,622 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 01:51:11,952 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-11-23 01:51:12,149 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 34 [2018-11-23 01:51:12,282 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-23 01:51:12,409 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 24 [2018-11-23 01:51:12,580 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 36 [2018-11-23 01:51:12,762 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2018-11-23 01:51:12,932 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 24 [2018-11-23 01:51:13,210 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 36 [2018-11-23 01:51:13,413 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 36 [2018-11-23 01:51:13,577 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2018-11-23 01:51:13,949 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-23 01:51:14,050 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 29 [2018-11-23 01:51:14,157 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 34 [2018-11-23 01:51:14,270 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-23 01:51:15,005 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-23 01:51:15,398 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 36 [2018-11-23 01:51:15,587 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2018-11-23 01:51:15,753 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2018-11-23 01:51:15,866 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-23 01:51:16,055 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 29 [2018-11-23 01:51:16,181 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 24 [2018-11-23 01:51:16,694 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 36 [2018-11-23 01:51:16,853 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 36 [2018-11-23 01:51:17,196 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 34 [2018-11-23 01:51:17,331 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 34 [2018-11-23 01:51:17,439 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 34 [2018-11-23 01:51:17,711 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-11-23 01:51:17,730 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:51:17,732 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-23 01:51:17,736 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-23 01:51:17,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:51:17 ImpRootNode [2018-11-23 01:51:17,737 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 01:51:17,737 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:51:17,737 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:51:17,738 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:51:17,738 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:25" (3/4) ... [2018-11-23 01:51:17,741 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:51:17,754 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-11-23 01:51:17,755 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 01:51:17,755 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 01:51:17,756 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 01:51:17,836 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a947c3f3-adca-41e8-906b-9599ca68d9ed/bin-2019/ukojak/witness.graphml [2018-11-23 01:51:17,836 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:51:17,837 INFO L168 Benchmark]: Toolchain (without parser) took 234683.10 ms. Allocated memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: 3.5 GB). Free memory was 951.1 MB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-23 01:51:17,837 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:51:17,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:51:17,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -233.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:51:17,838 INFO L168 Benchmark]: Boogie Preprocessor took 41.10 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:51:17,838 INFO L168 Benchmark]: RCFGBuilder took 1723.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 907.6 MB in the end (delta: 225.8 MB). Peak memory consumption was 225.8 MB. Max. memory is 11.5 GB. [2018-11-23 01:51:17,839 INFO L168 Benchmark]: CodeCheck took 232372.79 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 907.6 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-23 01:51:17,839 INFO L168 Benchmark]: Witness Printer took 99.10 ms. Allocated memory is still 4.5 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 14.4 kB). Peak memory consumption was 14.4 kB. Max. memory is 11.5 GB. [2018-11-23 01:51:17,840 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, 198 locations, 1 error locations. SAFE Result, 226.2s OverallTime, 225 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 134230800 SDtfs, -1279096070 SDslu, 805406812 SDs, 0 SdLazy, -1923580576 SolverSat, 1276132946 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 789.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 286730 GetRequests, 280983 SyntacticMatches, 3555 SemanticMatches, 2192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3249306 ImplicationChecksByTransitivity, 201.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 22.6s InterpolantComputationTime, 43070 NumberOfCodeBlocks, 43070 NumberOfCodeBlocksAsserted, 224 NumberOfCheckSat, 42846 ConstructedInterpolants, 0 QuantifiedInterpolants, 32468181 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 224 InterpolantComputations, 187 PerfectInterpolantSequences, 54270/56825 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: 533]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 338.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 105.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -233.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.10 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1723.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 907.6 MB in the end (delta: 225.8 MB). Peak memory consumption was 225.8 MB. Max. memory is 11.5 GB. * CodeCheck took 232372.79 ms. Allocated memory was 1.2 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 907.6 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 99.10 ms. Allocated memory is still 4.5 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 14.4 kB). Peak memory consumption was 14.4 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...