./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/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 aac67f6dc6529e5dab098a5e1960c3e19b78df96 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 01:35:59,401 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:35:59,402 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:35:59,410 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:35:59,410 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:35:59,411 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:35:59,412 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:35:59,413 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:35:59,414 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:35:59,414 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:35:59,415 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:35:59,415 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:35:59,416 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:35:59,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:35:59,417 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:35:59,418 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:35:59,418 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:35:59,420 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:35:59,421 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:35:59,422 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:35:59,423 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:35:59,423 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:35:59,425 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:35:59,425 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:35:59,425 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:35:59,426 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:35:59,427 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:35:59,427 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:35:59,428 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:35:59,429 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:35:59,429 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:35:59,429 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:35:59,429 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:35:59,430 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:35:59,430 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:35:59,431 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:35:59,431 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 01:35:59,441 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:35:59,442 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:35:59,442 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:35:59,442 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 01:35:59,443 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:35:59,443 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:35:59,443 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:35:59,443 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:35:59,443 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:35:59,443 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:35:59,444 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 01:35:59,444 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 01:35:59,445 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:35:59,445 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:35:59,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 01:35:59,445 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:35:59,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:35:59,445 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:35:59,445 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 01:35:59,445 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:35:59,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:35:59,445 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_c7aad186-c94b-442b-b0cb-e66ed5415d40/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 -> aac67f6dc6529e5dab098a5e1960c3e19b78df96 [2018-11-10 01:35:59,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:35:59,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:35:59,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:35:59,479 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:35:59,479 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:35:59,480 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c [2018-11-10 01:35:59,515 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/data/eadc46148/23cab3197ed249dfad1cf1ff8004727c/FLAGffbed41f9 [2018-11-10 01:35:59,964 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:35:59,965 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/sv-benchmarks/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c [2018-11-10 01:35:59,974 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/data/eadc46148/23cab3197ed249dfad1cf1ff8004727c/FLAGffbed41f9 [2018-11-10 01:35:59,986 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/data/eadc46148/23cab3197ed249dfad1cf1ff8004727c [2018-11-10 01:35:59,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:35:59,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:35:59,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:35:59,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:35:59,994 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:35:59,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:59" (1/1) ... [2018-11-10 01:35:59,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56afb46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:59, skipping insertion in model container [2018-11-10 01:35:59,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:59" (1/1) ... [2018-11-10 01:36:00,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:36:00,041 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:36:00,255 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:36:00,258 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:36:00,324 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:36:00,336 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:36:00,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00 WrapperNode [2018-11-10 01:36:00,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:36:00,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:36:00,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:36:00,338 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:36:00,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:36:00,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:36:00,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:36:00,441 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:36:00,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... [2018-11-10 01:36:00,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:36:00,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:36:00,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:36:00,484 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:36:00,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:36:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/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 [2018-11-10 01:36:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 01:36:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:36:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:36:02,008 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:36:02,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:36:02 BoogieIcfgContainer [2018-11-10 01:36:02,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:36:02,010 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 01:36:02,010 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 01:36:02,019 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 01:36:02,019 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:36:02" (1/1) ... [2018-11-10 01:36:02,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:36:02,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:02,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 01:36:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 01:36:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 01:36:02,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:02,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2018-11-10 01:36:02,670 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2018-11-10 01:36:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 01:36:02,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 212 states and 322 transitions. [2018-11-10 01:36:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 322 transitions. [2018-11-10 01:36:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 01:36:03,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:03,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:03,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 217 states and 330 transitions. [2018-11-10 01:36:03,200 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 330 transitions. [2018-11-10 01:36:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 01:36:03,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 288 states and 405 transitions. [2018-11-10 01:36:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 405 transitions. [2018-11-10 01:36:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 01:36:03,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:03,783 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:03,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 289 states and 406 transitions. [2018-11-10 01:36:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 406 transitions. [2018-11-10 01:36:03,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 01:36:03,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 01:36:04,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:04,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 302 states and 426 transitions. [2018-11-10 01:36:04,287 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 426 transitions. [2018-11-10 01:36:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 01:36:04,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:04,419 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 317 states and 444 transitions. [2018-11-10 01:36:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 444 transitions. [2018-11-10 01:36:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 01:36:04,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:04,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:05,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 327 states and 459 transitions. [2018-11-10 01:36:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 459 transitions. [2018-11-10 01:36:05,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 01:36:05,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:05,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:05,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 343 states and 481 transitions. [2018-11-10 01:36:05,687 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 481 transitions. [2018-11-10 01:36:05,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 01:36:05,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:05,721 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 350 states and 490 transitions. [2018-11-10 01:36:06,078 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 490 transitions. [2018-11-10 01:36:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 01:36:06,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 364 states and 508 transitions. [2018-11-10 01:36:06,422 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 508 transitions. [2018-11-10 01:36:06,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 01:36:06,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:06,447 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:06,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:06,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 372 states and 518 transitions. [2018-11-10 01:36:06,675 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 518 transitions. [2018-11-10 01:36:06,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 01:36:06,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:06,711 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:06,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:06,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 378 states and 527 transitions. [2018-11-10 01:36:06,813 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 527 transitions. [2018-11-10 01:36:06,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 01:36:06,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:06,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:07,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 396 states and 549 transitions. [2018-11-10 01:36:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 549 transitions. [2018-11-10 01:36:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 01:36:07,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:07,363 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:07,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 402 states and 556 transitions. [2018-11-10 01:36:07,440 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 556 transitions. [2018-11-10 01:36:07,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 01:36:07,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:07,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:07,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 413 states and 567 transitions. [2018-11-10 01:36:07,684 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 567 transitions. [2018-11-10 01:36:07,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 01:36:07,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:07,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:07,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 416 states and 569 transitions. [2018-11-10 01:36:07,927 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 569 transitions. [2018-11-10 01:36:07,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 01:36:07,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 427 states and 585 transitions. [2018-11-10 01:36:08,237 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 585 transitions. [2018-11-10 01:36:08,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 01:36:08,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:08,259 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:08,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 434 states and 595 transitions. [2018-11-10 01:36:08,540 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 595 transitions. [2018-11-10 01:36:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 01:36:08,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 01:36:08,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 435 states and 597 transitions. [2018-11-10 01:36:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 597 transitions. [2018-11-10 01:36:08,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 01:36:08,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:08,661 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 01:36:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:08,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 436 states and 599 transitions. [2018-11-10 01:36:08,758 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 599 transitions. [2018-11-10 01:36:08,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 01:36:08,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:08,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:08,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 443 states and 606 transitions. [2018-11-10 01:36:08,826 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 606 transitions. [2018-11-10 01:36:08,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 01:36:08,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:08,849 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:08,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 450 states and 614 transitions. [2018-11-10 01:36:08,977 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 614 transitions. [2018-11-10 01:36:08,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 01:36:08,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:09,041 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:09,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 464 states and 631 transitions. [2018-11-10 01:36:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 631 transitions. [2018-11-10 01:36:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 01:36:09,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 472 states and 641 transitions. [2018-11-10 01:36:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 641 transitions. [2018-11-10 01:36:09,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 01:36:09,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:09,975 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:10,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 480 states and 648 transitions. [2018-11-10 01:36:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 648 transitions. [2018-11-10 01:36:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 01:36:10,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:10,448 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 487 states and 658 transitions. [2018-11-10 01:36:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 658 transitions. [2018-11-10 01:36:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 01:36:10,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:10,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 492 states and 663 transitions. [2018-11-10 01:36:10,941 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 663 transitions. [2018-11-10 01:36:10,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 01:36:10,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:10,964 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:10,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:10,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 497 states and 668 transitions. [2018-11-10 01:36:10,999 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 668 transitions. [2018-11-10 01:36:10,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 01:36:10,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:11,185 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:11,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:11,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 517 states and 690 transitions. [2018-11-10 01:36:11,964 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 690 transitions. [2018-11-10 01:36:11,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 01:36:11,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 519 states and 692 transitions. [2018-11-10 01:36:12,013 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 692 transitions. [2018-11-10 01:36:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 01:36:12,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:12,030 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 521 states and 694 transitions. [2018-11-10 01:36:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 694 transitions. [2018-11-10 01:36:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 01:36:12,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:12,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 545 states and 722 transitions. [2018-11-10 01:36:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 722 transitions. [2018-11-10 01:36:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 01:36:12,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 551 states and 733 transitions. [2018-11-10 01:36:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 733 transitions. [2018-11-10 01:36:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 01:36:12,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:12,955 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:12,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 555 states and 738 transitions. [2018-11-10 01:36:12,998 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 738 transitions. [2018-11-10 01:36:12,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 01:36:12,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:13,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:13,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 568 states and 753 transitions. [2018-11-10 01:36:13,602 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 753 transitions. [2018-11-10 01:36:13,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 01:36:13,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:13,638 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 573 states and 762 transitions. [2018-11-10 01:36:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 762 transitions. [2018-11-10 01:36:13,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 01:36:13,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:13,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 579 states and 768 transitions. [2018-11-10 01:36:13,938 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 768 transitions. [2018-11-10 01:36:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 01:36:13,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:14,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:14,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 588 states and 777 transitions. [2018-11-10 01:36:14,137 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 777 transitions. [2018-11-10 01:36:14,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 01:36:14,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 01:36:14,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:14,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 591 states and 779 transitions. [2018-11-10 01:36:14,294 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 779 transitions. [2018-11-10 01:36:14,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 01:36:14,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:15,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:15,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 607 states and 809 transitions. [2018-11-10 01:36:15,200 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 809 transitions. [2018-11-10 01:36:15,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 01:36:15,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:15,248 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 618 states and 820 transitions. [2018-11-10 01:36:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 820 transitions. [2018-11-10 01:36:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 01:36:15,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:15,481 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 630 states and 832 transitions. [2018-11-10 01:36:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 832 transitions. [2018-11-10 01:36:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 01:36:15,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:15,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 642 states and 845 transitions. [2018-11-10 01:36:15,635 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 845 transitions. [2018-11-10 01:36:15,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 01:36:15,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:15,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:15,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 643 states and 846 transitions. [2018-11-10 01:36:15,675 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 846 transitions. [2018-11-10 01:36:15,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 01:36:15,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:15,692 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 01:36:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 644 states and 847 transitions. [2018-11-10 01:36:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 847 transitions. [2018-11-10 01:36:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 01:36:15,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 666 states and 883 transitions. [2018-11-10 01:36:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 883 transitions. [2018-11-10 01:36:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 01:36:16,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:16,656 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:16,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:16,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 670 states and 889 transitions. [2018-11-10 01:36:16,832 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 889 transitions. [2018-11-10 01:36:16,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 01:36:16,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:16,863 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 59 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 01:36:17,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 692 states and 921 transitions. [2018-11-10 01:36:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 921 transitions. [2018-11-10 01:36:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 01:36:17,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:17,752 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 59 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 01:36:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 698 states and 928 transitions. [2018-11-10 01:36:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 928 transitions. [2018-11-10 01:36:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 01:36:18,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:18,070 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 01:36:18,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:18,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 705 states and 936 transitions. [2018-11-10 01:36:18,243 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 936 transitions. [2018-11-10 01:36:18,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 01:36:18,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:18,281 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:18,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:18,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 776 states and 1010 transitions. [2018-11-10 01:36:18,845 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1010 transitions. [2018-11-10 01:36:18,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 01:36:18,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:18,863 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 01:36:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:18,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 785 states and 1021 transitions. [2018-11-10 01:36:18,893 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1021 transitions. [2018-11-10 01:36:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 01:36:18,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:18,945 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 01:36:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:19,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 787 states and 1022 transitions. [2018-11-10 01:36:19,009 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1022 transitions. [2018-11-10 01:36:19,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 01:36:19,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 01:36:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:19,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 792 states and 1027 transitions. [2018-11-10 01:36:19,254 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1027 transitions. [2018-11-10 01:36:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 01:36:19,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:19,313 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 01:36:19,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:19,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 794 states and 1029 transitions. [2018-11-10 01:36:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1029 transitions. [2018-11-10 01:36:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 01:36:19,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 73 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 01:36:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 815 states and 1050 transitions. [2018-11-10 01:36:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1050 transitions. [2018-11-10 01:36:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 01:36:20,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:20,088 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 73 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 01:36:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 824 states and 1057 transitions. [2018-11-10 01:36:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1057 transitions. [2018-11-10 01:36:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 01:36:20,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 01:36:20,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:20,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 843 states and 1080 transitions. [2018-11-10 01:36:20,730 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1080 transitions. [2018-11-10 01:36:20,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 01:36:20,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 01:36:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 850 states and 1087 transitions. [2018-11-10 01:36:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1087 transitions. [2018-11-10 01:36:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 01:36:20,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 01:36:20,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:20,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 857 states and 1094 transitions. [2018-11-10 01:36:20,823 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1094 transitions. [2018-11-10 01:36:20,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 01:36:20,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:20,925 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 01:36:21,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:21,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 907 states and 1149 transitions. [2018-11-10 01:36:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1149 transitions. [2018-11-10 01:36:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 01:36:21,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:21,598 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 01:36:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 951 states and 1197 transitions. [2018-11-10 01:36:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1197 transitions. [2018-11-10 01:36:22,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 01:36:22,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:22,524 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 01:36:23,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:23,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1022 states and 1276 transitions. [2018-11-10 01:36:23,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1276 transitions. [2018-11-10 01:36:23,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 01:36:23,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:23,686 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 01:36:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1087 states and 1344 transitions. [2018-11-10 01:36:24,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1344 transitions. [2018-11-10 01:36:24,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 01:36:24,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1123 states and 1385 transitions. [2018-11-10 01:36:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1385 transitions. [2018-11-10 01:36:25,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 01:36:25,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:25,571 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1136 states and 1400 transitions. [2018-11-10 01:36:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1400 transitions. [2018-11-10 01:36:25,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 01:36:25,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:25,870 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:25,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1143 states and 1406 transitions. [2018-11-10 01:36:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1406 transitions. [2018-11-10 01:36:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 01:36:25,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:26,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1154 states and 1417 transitions. [2018-11-10 01:36:26,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1417 transitions. [2018-11-10 01:36:26,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 01:36:26,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:26,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1160 states and 1422 transitions. [2018-11-10 01:36:26,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1422 transitions. [2018-11-10 01:36:26,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 01:36:26,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:26,376 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:26,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1164 states and 1425 transitions. [2018-11-10 01:36:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1425 transitions. [2018-11-10 01:36:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 01:36:26,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 01:36:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:26,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1168 states and 1428 transitions. [2018-11-10 01:36:26,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1428 transitions. [2018-11-10 01:36:26,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 01:36:26,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:26,585 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 01:36:26,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:26,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1183 states and 1445 transitions. [2018-11-10 01:36:26,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1445 transitions. [2018-11-10 01:36:26,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 01:36:26,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 01:36:26,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:26,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1184 states and 1446 transitions. [2018-11-10 01:36:26,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1446 transitions. [2018-11-10 01:36:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 01:36:26,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:27,724 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 01:36:30,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1225 states and 1491 transitions. [2018-11-10 01:36:30,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1491 transitions. [2018-11-10 01:36:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 01:36:30,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 01:36:30,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1239 states and 1504 transitions. [2018-11-10 01:36:30,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1504 transitions. [2018-11-10 01:36:30,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 01:36:30,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 01:36:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1250 states and 1516 transitions. [2018-11-10 01:36:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1516 transitions. [2018-11-10 01:36:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 01:36:30,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:30,715 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 01:36:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1261 states and 1528 transitions. [2018-11-10 01:36:30,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1528 transitions. [2018-11-10 01:36:30,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 01:36:30,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 01:36:31,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:31,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1302 states and 1575 transitions. [2018-11-10 01:36:31,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1575 transitions. [2018-11-10 01:36:31,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 01:36:31,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:31,703 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 01:36:31,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:31,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1303 states and 1576 transitions. [2018-11-10 01:36:31,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1576 transitions. [2018-11-10 01:36:31,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 01:36:31,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 01:36:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1304 states and 1577 transitions. [2018-11-10 01:36:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1577 transitions. [2018-11-10 01:36:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 01:36:31,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 01:36:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:32,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1314 states and 1595 transitions. [2018-11-10 01:36:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1595 transitions. [2018-11-10 01:36:32,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 01:36:32,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 01:36:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:34,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1380 states and 1671 transitions. [2018-11-10 01:36:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1671 transitions. [2018-11-10 01:36:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 01:36:34,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:34,778 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:35,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:35,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1388 states and 1684 transitions. [2018-11-10 01:36:35,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1684 transitions. [2018-11-10 01:36:35,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 01:36:35,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:35,240 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:35,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:35,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1399 states and 1697 transitions. [2018-11-10 01:36:35,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1697 transitions. [2018-11-10 01:36:35,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 01:36:35,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 01:36:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1446 states and 1747 transitions. [2018-11-10 01:36:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1747 transitions. [2018-11-10 01:36:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 01:36:36,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 01:36:37,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:37,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1452 states and 1764 transitions. [2018-11-10 01:36:37,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1764 transitions. [2018-11-10 01:36:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 01:36:37,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 01:36:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1453 states and 1766 transitions. [2018-11-10 01:36:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1766 transitions. [2018-11-10 01:36:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 01:36:37,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:37,584 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 01:36:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1457 states and 1773 transitions. [2018-11-10 01:36:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 1773 transitions. [2018-11-10 01:36:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 01:36:37,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:37,896 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 01:36:38,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:38,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1488 states and 1815 transitions. [2018-11-10 01:36:38,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 1815 transitions. [2018-11-10 01:36:38,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 01:36:38,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:39,053 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 01:36:40,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:40,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1511 states and 1846 transitions. [2018-11-10 01:36:40,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1846 transitions. [2018-11-10 01:36:40,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 01:36:40,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:40,071 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 01:36:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1520 states and 1856 transitions. [2018-11-10 01:36:40,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1856 transitions. [2018-11-10 01:36:40,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 01:36:40,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 01:36:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1525 states and 1863 transitions. [2018-11-10 01:36:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1863 transitions. [2018-11-10 01:36:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 01:36:40,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 01:36:41,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1531 states and 1870 transitions. [2018-11-10 01:36:41,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1870 transitions. [2018-11-10 01:36:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 01:36:41,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:41,159 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 01:36:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1539 states and 1877 transitions. [2018-11-10 01:36:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1877 transitions. [2018-11-10 01:36:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 01:36:41,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 01:36:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1569 states and 1916 transitions. [2018-11-10 01:36:42,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1916 transitions. [2018-11-10 01:36:42,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 01:36:42,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:42,929 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 01:36:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1602 states and 1948 transitions. [2018-11-10 01:36:43,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 1948 transitions. [2018-11-10 01:36:43,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 01:36:43,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:43,429 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 01:36:43,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1616 states and 1962 transitions. [2018-11-10 01:36:43,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 1962 transitions. [2018-11-10 01:36:43,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 01:36:43,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 01:36:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1636 states and 1981 transitions. [2018-11-10 01:36:44,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1981 transitions. [2018-11-10 01:36:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:44,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1665 states and 2016 transitions. [2018-11-10 01:36:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2016 transitions. [2018-11-10 01:36:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:44,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:45,033 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1676 states and 2028 transitions. [2018-11-10 01:36:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 2028 transitions. [2018-11-10 01:36:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:45,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:45,523 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1683 states and 2035 transitions. [2018-11-10 01:36:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2035 transitions. [2018-11-10 01:36:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:45,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1693 states and 2044 transitions. [2018-11-10 01:36:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2044 transitions. [2018-11-10 01:36:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:46,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 01:36:47,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:47,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1719 states and 2077 transitions. [2018-11-10 01:36:47,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2077 transitions. [2018-11-10 01:36:47,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:47,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:47,326 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1750 states and 2137 transitions. [2018-11-10 01:36:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2137 transitions. [2018-11-10 01:36:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:49,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:49,068 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1772 states and 2160 transitions. [2018-11-10 01:36:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2160 transitions. [2018-11-10 01:36:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:49,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:49,807 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1773 states and 2161 transitions. [2018-11-10 01:36:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2161 transitions. [2018-11-10 01:36:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:50,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1784 states and 2173 transitions. [2018-11-10 01:36:50,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2173 transitions. [2018-11-10 01:36:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:50,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:50,884 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1785 states and 2174 transitions. [2018-11-10 01:36:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2174 transitions. [2018-11-10 01:36:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:51,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:51,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1790 states and 2178 transitions. [2018-11-10 01:36:51,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2178 transitions. [2018-11-10 01:36:51,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:51,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:52,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1793 states and 2182 transitions. [2018-11-10 01:36:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2182 transitions. [2018-11-10 01:36:52,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:52,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:52,101 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:52,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1794 states and 2182 transitions. [2018-11-10 01:36:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2182 transitions. [2018-11-10 01:36:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 01:36:52,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 01:36:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:52,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1797 states and 2184 transitions. [2018-11-10 01:36:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2184 transitions. [2018-11-10 01:36:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-10 01:36:52,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 244 proven. 27 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-10 01:36:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1809 states and 2203 transitions. [2018-11-10 01:36:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2203 transitions. [2018-11-10 01:36:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 01:36:55,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:55,193 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 01:36:55,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1814 states and 2210 transitions. [2018-11-10 01:36:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2210 transitions. [2018-11-10 01:36:55,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 01:36:55,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 01:36:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1878 states and 2276 transitions. [2018-11-10 01:36:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2276 transitions. [2018-11-10 01:36:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 01:36:57,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 01:36:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:58,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1922 states and 2322 transitions. [2018-11-10 01:36:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2322 transitions. [2018-11-10 01:36:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 01:36:58,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 01:36:58,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1930 states and 2330 transitions. [2018-11-10 01:36:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2330 transitions. [2018-11-10 01:36:58,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 01:36:58,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:59,011 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 01:36:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:36:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1938 states and 2338 transitions. [2018-11-10 01:36:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2338 transitions. [2018-11-10 01:36:59,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 01:36:59,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:36:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:36:59,415 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 01:37:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:00,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1944 states and 2346 transitions. [2018-11-10 01:37:00,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2346 transitions. [2018-11-10 01:37:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 01:37:00,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 01:37:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:00,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1949 states and 2354 transitions. [2018-11-10 01:37:00,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2354 transitions. [2018-11-10 01:37:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-10 01:37:00,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:00,610 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 01:37:01,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:01,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1950 states and 2354 transitions. [2018-11-10 01:37:01,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2354 transitions. [2018-11-10 01:37:01,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 01:37:01,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:01,112 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:37:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:01,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1960 states and 2367 transitions. [2018-11-10 01:37:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2367 transitions. [2018-11-10 01:37:01,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 01:37:01,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:01,889 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 01:37:02,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:02,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1965 states and 2375 transitions. [2018-11-10 01:37:02,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2375 transitions. [2018-11-10 01:37:02,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 01:37:02,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 01:37:02,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:02,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1970 states and 2382 transitions. [2018-11-10 01:37:02,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2382 transitions. [2018-11-10 01:37:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 01:37:02,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 01:37:03,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1974 states and 2386 transitions. [2018-11-10 01:37:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 2386 transitions. [2018-11-10 01:37:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 01:37:03,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-11-10 01:37:03,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1979 states and 2390 transitions. [2018-11-10 01:37:03,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2390 transitions. [2018-11-10 01:37:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 01:37:03,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-10 01:37:04,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1994 states and 2408 transitions. [2018-11-10 01:37:04,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2408 transitions. [2018-11-10 01:37:04,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 01:37:04,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:04,601 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-10 01:37:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:05,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 2013 states and 2429 transitions. [2018-11-10 01:37:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2429 transitions. [2018-11-10 01:37:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 01:37:05,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:05,287 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-10 01:37:05,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2020 states and 2435 transitions. [2018-11-10 01:37:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2435 transitions. [2018-11-10 01:37:05,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 01:37:05,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 01:37:06,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:06,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 2030 states and 2449 transitions. [2018-11-10 01:37:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2449 transitions. [2018-11-10 01:37:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 01:37:06,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 01:37:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2031 states and 2450 transitions. [2018-11-10 01:37:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2450 transitions. [2018-11-10 01:37:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-10 01:37:06,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:06,711 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 01:37:07,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:07,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2032 states and 2450 transitions. [2018-11-10 01:37:07,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2450 transitions. [2018-11-10 01:37:07,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:07,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 01:37:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2090 states and 2518 transitions. [2018-11-10 01:37:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2518 transitions. [2018-11-10 01:37:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:08,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:08,767 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 01:37:10,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:10,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2153 states and 2584 transitions. [2018-11-10 01:37:10,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2584 transitions. [2018-11-10 01:37:10,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:10,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:10,087 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 01:37:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2159 states and 2593 transitions. [2018-11-10 01:37:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 2593 transitions. [2018-11-10 01:37:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:10,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 01:37:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2164 states and 2599 transitions. [2018-11-10 01:37:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2599 transitions. [2018-11-10 01:37:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:11,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 01:37:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2169 states and 2604 transitions. [2018-11-10 01:37:11,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2604 transitions. [2018-11-10 01:37:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:11,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 01:37:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 2186 states and 2622 transitions. [2018-11-10 01:37:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2622 transitions. [2018-11-10 01:37:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:12,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 01:37:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2188 states and 2623 transitions. [2018-11-10 01:37:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2623 transitions. [2018-11-10 01:37:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 01:37:12,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:12,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 01:37:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2203 states and 2637 transitions. [2018-11-10 01:37:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 2637 transitions. [2018-11-10 01:37:13,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-10 01:37:13,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-10 01:37:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2213 states and 2652 transitions. [2018-11-10 01:37:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2652 transitions. [2018-11-10 01:37:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 01:37:15,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-11-10 01:37:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2232 states and 2674 transitions. [2018-11-10 01:37:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2674 transitions. [2018-11-10 01:37:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 01:37:16,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:16,253 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-10 01:37:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:17,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2298 states and 2742 transitions. [2018-11-10 01:37:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2742 transitions. [2018-11-10 01:37:17,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 01:37:17,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:17,687 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-10 01:37:18,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:18,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2358 states and 2801 transitions. [2018-11-10 01:37:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2801 transitions. [2018-11-10 01:37:18,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 01:37:18,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:18,990 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 331 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-10 01:37:19,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:19,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2382 states and 2829 transitions. [2018-11-10 01:37:19,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2829 transitions. [2018-11-10 01:37:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 01:37:19,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:19,785 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 331 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-10 01:37:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2387 states and 2835 transitions. [2018-11-10 01:37:20,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2835 transitions. [2018-11-10 01:37:20,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 01:37:20,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 01:37:21,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:21,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2414 states and 2865 transitions. [2018-11-10 01:37:21,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 2865 transitions. [2018-11-10 01:37:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 01:37:21,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 01:37:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:21,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2419 states and 2870 transitions. [2018-11-10 01:37:21,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2870 transitions. [2018-11-10 01:37:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 01:37:21,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 01:37:22,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:22,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2426 states and 2877 transitions. [2018-11-10 01:37:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 2877 transitions. [2018-11-10 01:37:22,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 01:37:22,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:22,782 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-10 01:37:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2432 states and 2887 transitions. [2018-11-10 01:37:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2887 transitions. [2018-11-10 01:37:23,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 01:37:23,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:23,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:23,687 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-10 01:37:25,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:25,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2444 states and 2901 transitions. [2018-11-10 01:37:25,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 2901 transitions. [2018-11-10 01:37:25,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 01:37:25,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-10 01:37:26,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:26,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2467 states and 2925 transitions. [2018-11-10 01:37:26,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 2925 transitions. [2018-11-10 01:37:26,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-10 01:37:26,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-10 01:37:29,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:29,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2520 states and 2989 transitions. [2018-11-10 01:37:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 2989 transitions. [2018-11-10 01:37:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-10 01:37:29,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:30,687 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 363 proven. 20 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:37:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2532 states and 3008 transitions. [2018-11-10 01:37:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 3008 transitions. [2018-11-10 01:37:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-10 01:37:33,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:35,388 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-10 01:37:41,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:41,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 2634 states and 3118 transitions. [2018-11-10 01:37:41,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 3118 transitions. [2018-11-10 01:37:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-10 01:37:41,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-10 01:37:42,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:42,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 2641 states and 3124 transitions. [2018-11-10 01:37:42,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 3124 transitions. [2018-11-10 01:37:42,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-10 01:37:42,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:42,943 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 387 proven. 21 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:37:45,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:45,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2655 states and 3145 transitions. [2018-11-10 01:37:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3145 transitions. [2018-11-10 01:37:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 01:37:45,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:46,476 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 364 proven. 34 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:37:47,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:47,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2660 states and 3151 transitions. [2018-11-10 01:37:47,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3151 transitions. [2018-11-10 01:37:47,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 01:37:47,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:47,865 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 01:37:48,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2680 states and 3171 transitions. [2018-11-10 01:37:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3171 transitions. [2018-11-10 01:37:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 01:37:48,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:48,397 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 01:37:48,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2681 states and 3171 transitions. [2018-11-10 01:37:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 3171 transitions. [2018-11-10 01:37:48,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 01:37:48,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:48,557 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 01:37:49,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:49,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 2745 states and 3234 transitions. [2018-11-10 01:37:49,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 3234 transitions. [2018-11-10 01:37:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 01:37:49,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 01:37:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:49,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 2746 states and 3234 transitions. [2018-11-10 01:37:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 3234 transitions. [2018-11-10 01:37:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 01:37:49,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:49,240 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-10 01:37:49,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2753 states and 3241 transitions. [2018-11-10 01:37:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3241 transitions. [2018-11-10 01:37:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 01:37:49,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:50,644 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 396 proven. 5 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-10 01:37:59,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:59,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 2911 states and 3441 transitions. [2018-11-10 01:37:59,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3441 transitions. [2018-11-10 01:37:59,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 01:37:59,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:37:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:37:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-10 01:37:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:37:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 2916 states and 3446 transitions. [2018-11-10 01:37:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 3446 transitions. [2018-11-10 01:37:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 01:37:59,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:00,069 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-10 01:38:00,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 2921 states and 3451 transitions. [2018-11-10 01:38:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 3451 transitions. [2018-11-10 01:38:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 01:38:00,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:00,784 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 01:38:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 2931 states and 3460 transitions. [2018-11-10 01:38:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3460 transitions. [2018-11-10 01:38:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 01:38:01,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 526 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:38:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:05,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 2957 states and 3491 transitions. [2018-11-10 01:38:05,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 3491 transitions. [2018-11-10 01:38:05,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 01:38:05,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:05,634 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 526 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:38:06,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:06,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 2962 states and 3497 transitions. [2018-11-10 01:38:06,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 3497 transitions. [2018-11-10 01:38:06,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 01:38:06,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-10 01:38:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 2967 states and 3502 transitions. [2018-11-10 01:38:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 3502 transitions. [2018-11-10 01:38:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-10 01:38:06,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:06,911 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2018-11-10 01:38:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 3038 states and 3577 transitions. [2018-11-10 01:38:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 3577 transitions. [2018-11-10 01:38:08,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 01:38:08,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:38:10,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:10,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 3060 states and 3607 transitions. [2018-11-10 01:38:10,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 3607 transitions. [2018-11-10 01:38:10,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 01:38:10,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 01:38:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3063 states and 3613 transitions. [2018-11-10 01:38:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 3613 transitions. [2018-11-10 01:38:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 01:38:11,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:14,163 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 01:38:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:19,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 3102 states and 3661 transitions. [2018-11-10 01:38:19,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3102 states and 3661 transitions. [2018-11-10 01:38:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 01:38:19,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:19,538 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2018-11-10 01:38:19,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3123 states and 3681 transitions. [2018-11-10 01:38:19,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 3681 transitions. [2018-11-10 01:38:19,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-10 01:38:19,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 485 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-10 01:38:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3124 states and 3683 transitions. [2018-11-10 01:38:20,216 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 3683 transitions. [2018-11-10 01:38:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-10 01:38:20,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 422 proven. 15 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2018-11-10 01:38:24,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 3229 states and 3792 transitions. [2018-11-10 01:38:24,085 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 3792 transitions. [2018-11-10 01:38:24,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-11-10 01:38:24,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:24,219 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 434 proven. 5 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2018-11-10 01:38:25,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:25,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 3292 states and 3857 transitions. [2018-11-10 01:38:25,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 3857 transitions. [2018-11-10 01:38:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-11-10 01:38:25,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:25,681 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 434 proven. 5 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2018-11-10 01:38:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:25,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3328 states and 3892 transitions. [2018-11-10 01:38:25,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3892 transitions. [2018-11-10 01:38:25,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2018-11-10 01:38:25,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 01:38:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:38:26,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 651 proven. 10 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2018-11-10 01:38:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 01:38:26,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3145 states and 3703 transitions. [2018-11-10 01:38:26,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 3703 transitions. [2018-11-10 01:38:26,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 01:38:26,800 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 182 iterations. [2018-11-10 01:38:26,806 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 01:38:27,166 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2018-11-10 01:38:27,340 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2018-11-10 01:38:27,485 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2018-11-10 01:38:27,636 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2018-11-10 01:38:27,822 WARN L179 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 40 [2018-11-10 01:38:28,007 WARN L179 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2018-11-10 01:38:28,266 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2018-11-10 01:38:28,482 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-11-10 01:38:28,842 WARN L179 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 40 [2018-11-10 01:38:29,029 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 38 [2018-11-10 01:38:29,494 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 40 [2018-11-10 01:38:29,669 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2018-11-10 01:38:29,773 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2018-11-10 01:38:30,500 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2018-11-10 01:38:30,789 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 18 [2018-11-10 01:38:30,966 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-11-10 01:38:31,327 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 18 [2018-11-10 01:38:31,431 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 18 [2018-11-10 01:38:31,691 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2018-11-10 01:38:32,078 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 18 [2018-11-10 01:38:32,408 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 38 [2018-11-10 01:38:32,565 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2018-11-10 01:38:32,977 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 40 [2018-11-10 01:38:33,130 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2018-11-10 01:38:33,231 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 18 [2018-11-10 01:38:33,464 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2018-11-10 01:38:33,464 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 01:38:33,466 INFO L582 CodeCheckObserver]: Invariant with dag size 18 [2018-11-10 01:38:33,471 INFO L582 CodeCheckObserver]: Invariant with dag size 18 [2018-11-10 01:38:33,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:38:33 ImpRootNode [2018-11-10 01:38:33,472 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 01:38:33,472 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:38:33,472 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:38:33,472 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:38:33,473 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:36:02" (3/4) ... [2018-11-10 01:38:33,475 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 01:38:33,487 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 01:38:33,488 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 01:38:33,488 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 01:38:33,489 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 01:38:33,576 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c7aad186-c94b-442b-b0cb-e66ed5415d40/bin-2019/ukojak/witness.graphml [2018-11-10 01:38:33,576 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:38:33,576 INFO L168 Benchmark]: Toolchain (without parser) took 153586.96 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.4 GB). Free memory was 957.1 MB in the beginning and 1.5 GB in the end (delta: -536.9 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-10 01:38:33,577 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:38:33,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.17 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 922.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:38:33,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -229.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-10 01:38:33,578 INFO L168 Benchmark]: Boogie Preprocessor took 43.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:38:33,578 INFO L168 Benchmark]: RCFGBuilder took 1525.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 912.4 MB in the end (delta: 235.8 MB). Peak memory consumption was 235.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:38:33,578 INFO L168 Benchmark]: CodeCheck took 151462.21 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 912.4 MB in the beginning and 1.5 GB in the end (delta: -581.6 MB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. [2018-11-10 01:38:33,579 INFO L168 Benchmark]: Witness Printer took 103.84 ms. Allocated memory is still 4.4 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:38:33,580 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, 199 locations, 1 error locations. SAFE Result, 144.7s OverallTime, 182 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 563576372 SDtfs, -1617261144 SDslu, 666628256 SDs, 0 SdLazy, -384215212 SolverSat, -1787117792 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 668.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 229384 GetRequests, 225688 SyntacticMatches, 2020 SemanticMatches, 1676 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1828262 ImplicationChecksByTransitivity, 122.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 34255 NumberOfCodeBlocks, 34255 NumberOfCodeBlocksAsserted, 181 NumberOfCheckSat, 34074 ConstructedInterpolants, 0 QuantifiedInterpolants, 22478579 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 181 InterpolantComputations, 146 PerfectInterpolantSequences, 40168/41489 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: 524]: 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: (((!(a8 == 14) || !(a17 == 1)) || a16 == 5) || !(a7 == 1)) || !(a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a8 == 14) || !(a17 == 1)) || a16 == 5) || !(a7 == 1)) || !(a21 == 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.17 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 922.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -229.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1525.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 912.4 MB in the end (delta: 235.8 MB). Peak memory consumption was 235.8 MB. Max. memory is 11.5 GB. * CodeCheck took 151462.21 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 912.4 MB in the beginning and 1.5 GB in the end (delta: -581.6 MB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. * Witness Printer took 103.84 ms. Allocated memory is still 4.4 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...