./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label43_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_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/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 5c739325db675539f25b419a33c8766e100c13e7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 22:42:55,002 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:42:55,004 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:42:55,012 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:42:55,012 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:42:55,013 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:42:55,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:42:55,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:42:55,016 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:42:55,017 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:42:55,018 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:42:55,018 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:42:55,018 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:42:55,019 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:42:55,020 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:42:55,020 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:42:55,021 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:42:55,022 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:42:55,024 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:42:55,025 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:42:55,025 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:42:55,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:42:55,028 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:42:55,028 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:42:55,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:42:55,029 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:42:55,029 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:42:55,030 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:42:55,031 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:42:55,031 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:42:55,031 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:42:55,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:42:55,032 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:42:55,032 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:42:55,033 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:42:55,033 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:42:55,034 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-09 22:42:55,044 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:42:55,044 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:42:55,044 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:42:55,045 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:42:55,045 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:42:55,045 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:42:55,045 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:42:55,045 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:42:55,046 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 22:42:55,046 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:42:55,046 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:42:55,046 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:42:55,046 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:42:55,046 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:42:55,047 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:42:55,047 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:42:55,047 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:42:55,047 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 22:42:55,047 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 22:42:55,047 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:42:55,047 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:42:55,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 22:42:55,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:42:55,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:42:55,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:42:55,048 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-09 22:42:55,048 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:42:55,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 22:42:55,049 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_98799e0f-a49e-4eab-ae92-71e6c0f6b399/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 -> 5c739325db675539f25b419a33c8766e100c13e7 [2018-11-09 22:42:55,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:42:55,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:42:55,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:42:55,084 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:42:55,084 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:42:55,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c [2018-11-09 22:42:55,129 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/data/1fc8c7074/754bd127d57e47869ccfc0391e828608/FLAGadf115702 [2018-11-09 22:42:55,512 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:42:55,513 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/sv-benchmarks/c/eca-rers2012/Problem01_label43_true-unreach-call_false-termination.c [2018-11-09 22:42:55,522 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/data/1fc8c7074/754bd127d57e47869ccfc0391e828608/FLAGadf115702 [2018-11-09 22:42:55,533 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/data/1fc8c7074/754bd127d57e47869ccfc0391e828608 [2018-11-09 22:42:55,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:42:55,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 22:42:55,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:42:55,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:42:55,541 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:42:55,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:55,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34beab61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55, skipping insertion in model container [2018-11-09 22:42:55,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:55,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:42:55,582 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:42:55,803 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:42:55,806 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:42:55,871 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:42:55,884 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:42:55,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55 WrapperNode [2018-11-09 22:42:55,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:42:55,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 22:42:55,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 22:42:55,885 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 22:42:55,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:55,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:55,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 22:42:55,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:42:55,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:42:55,996 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:42:56,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:56,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:56,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:56,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:56,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:56,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:56,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... [2018-11-09 22:42:56,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:42:56,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:42:56,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:42:56,037 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:42:56,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/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 [2018-11-09 22:42:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-09 22:42:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:42:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:42:57,440 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:42:57,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:42:57 BoogieIcfgContainer [2018-11-09 22:42:57,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:42:57,441 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 22:42:57,441 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 22:42:57,448 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 22:42:57,448 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:42:57" (1/1) ... [2018-11-09 22:42:57,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:42:57,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:57,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-09 22:42:57,481 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-09 22:42:57,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-09 22:42:57,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:42:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:58,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-09 22:42:58,186 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-09 22:42:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-09 22:42:58,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:42:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-09 22:42:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-09 22:42:58,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-09 22:42:58,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:42:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:58,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-09 22:42:58,622 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-09 22:42:58,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-09 22:42:58,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:58,719 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:42:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-09 22:42:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-09 22:42:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-09 22:42:58,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:58,890 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:42:58,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-09 22:42:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-09 22:42:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-09 22:42:58,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:58,974 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-09 22:42:59,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:59,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-09 22:42:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-09 22:42:59,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-09 22:42:59,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:42:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-11-09 22:42:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-11-09 22:42:59,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-09 22:42:59,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:42:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:42:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-11-09 22:42:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-11-09 22:42:59,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-09 22:42:59,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:42:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:42:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-11-09 22:43:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-11-09 22:43:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-09 22:43:00,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:00,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:00,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-11-09 22:43:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-09 22:43:00,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-09 22:43:00,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-11-09 22:43:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-11-09 22:43:01,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-09 22:43:01,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-11-09 22:43:01,599 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-11-09 22:43:01,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-09 22:43:01,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:43:01,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:01,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2018-11-09 22:43:01,909 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2018-11-09 22:43:01,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-09 22:43:01,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:01,930 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:43:02,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2018-11-09 22:43:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2018-11-09 22:43:02,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-09 22:43:02,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:02,205 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2018-11-09 22:43:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2018-11-09 22:43:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-09 22:43:02,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-09 22:43:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:03,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 266 states and 422 transitions. [2018-11-09 22:43:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 422 transitions. [2018-11-09 22:43:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-09 22:43:03,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-09 22:43:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:03,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 267 states and 423 transitions. [2018-11-09 22:43:03,241 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 423 transitions. [2018-11-09 22:43:03,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-09 22:43:03,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:03,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 278 states and 439 transitions. [2018-11-09 22:43:03,502 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 439 transitions. [2018-11-09 22:43:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-09 22:43:03,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 290 states and 453 transitions. [2018-11-09 22:43:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 453 transitions. [2018-11-09 22:43:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-09 22:43:03,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:03,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 294 states and 458 transitions. [2018-11-09 22:43:03,806 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 458 transitions. [2018-11-09 22:43:03,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-09 22:43:03,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:03,900 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:04,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 322 states and 495 transitions. [2018-11-09 22:43:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 495 transitions. [2018-11-09 22:43:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-09 22:43:04,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:04,734 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:43:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 331 states and 503 transitions. [2018-11-09 22:43:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 503 transitions. [2018-11-09 22:43:04,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-09 22:43:04,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:05,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:05,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 335 states and 508 transitions. [2018-11-09 22:43:05,142 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 508 transitions. [2018-11-09 22:43:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-09 22:43:05,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:05,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 339 states and 511 transitions. [2018-11-09 22:43:05,244 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2018-11-09 22:43:05,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-09 22:43:05,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:05,267 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 355 states and 529 transitions. [2018-11-09 22:43:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 529 transitions. [2018-11-09 22:43:05,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-09 22:43:05,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 359 states and 533 transitions. [2018-11-09 22:43:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2018-11-09 22:43:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-09 22:43:05,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 361 states and 535 transitions. [2018-11-09 22:43:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 535 transitions. [2018-11-09 22:43:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-09 22:43:06,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:06,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-11-09 22:43:06,425 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-11-09 22:43:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-09 22:43:06,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:06,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:06,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 438 states and 632 transitions. [2018-11-09 22:43:06,993 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 632 transitions. [2018-11-09 22:43:06,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-09 22:43:06,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:08,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 481 states and 686 transitions. [2018-11-09 22:43:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 686 transitions. [2018-11-09 22:43:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-09 22:43:08,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:08,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 512 states and 722 transitions. [2018-11-09 22:43:08,802 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 722 transitions. [2018-11-09 22:43:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-09 22:43:08,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:08,873 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 22:43:09,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:09,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 526 states and 741 transitions. [2018-11-09 22:43:09,543 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 741 transitions. [2018-11-09 22:43:09,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-09 22:43:09,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:09,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:09,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 545 states and 760 transitions. [2018-11-09 22:43:09,736 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 760 transitions. [2018-11-09 22:43:09,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-09 22:43:09,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:10,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 559 states and 774 transitions. [2018-11-09 22:43:10,137 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 774 transitions. [2018-11-09 22:43:10,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-09 22:43:10,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 584 states and 823 transitions. [2018-11-09 22:43:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 823 transitions. [2018-11-09 22:43:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-09 22:43:11,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:11,439 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:12,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:12,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 603 states and 857 transitions. [2018-11-09 22:43:12,439 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 857 transitions. [2018-11-09 22:43:12,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-09 22:43:12,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:12,458 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:12,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:12,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 613 states and 869 transitions. [2018-11-09 22:43:12,654 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 869 transitions. [2018-11-09 22:43:12,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-09 22:43:12,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 624 states and 883 transitions. [2018-11-09 22:43:13,208 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 883 transitions. [2018-11-09 22:43:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-09 22:43:13,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:13,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 653 states and 918 transitions. [2018-11-09 22:43:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 918 transitions. [2018-11-09 22:43:13,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-09 22:43:13,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:14,168 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 22:43:15,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 658 states and 929 transitions. [2018-11-09 22:43:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 929 transitions. [2018-11-09 22:43:15,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-09 22:43:15,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:15,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:15,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 665 states and 938 transitions. [2018-11-09 22:43:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 938 transitions. [2018-11-09 22:43:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-09 22:43:15,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:15,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:15,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 678 states and 951 transitions. [2018-11-09 22:43:15,898 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 951 transitions. [2018-11-09 22:43:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-09 22:43:15,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:15,918 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:16,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:16,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 686 states and 957 transitions. [2018-11-09 22:43:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 957 transitions. [2018-11-09 22:43:16,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-09 22:43:16,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:16,405 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 727 states and 1007 transitions. [2018-11-09 22:43:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1007 transitions. [2018-11-09 22:43:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-09 22:43:17,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:17,646 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:18,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 743 states and 1030 transitions. [2018-11-09 22:43:18,408 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1030 transitions. [2018-11-09 22:43:18,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-09 22:43:18,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:18,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:18,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 748 states and 1038 transitions. [2018-11-09 22:43:18,780 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1038 transitions. [2018-11-09 22:43:18,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 22:43:18,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 22:43:19,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:19,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 763 states and 1063 transitions. [2018-11-09 22:43:19,360 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1063 transitions. [2018-11-09 22:43:19,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 22:43:19,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:19,385 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 22:43:19,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:19,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 773 states and 1073 transitions. [2018-11-09 22:43:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1073 transitions. [2018-11-09 22:43:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 22:43:19,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:19,617 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-09 22:43:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 779 states and 1087 transitions. [2018-11-09 22:43:20,009 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1087 transitions. [2018-11-09 22:43:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 22:43:20,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-09 22:43:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 780 states and 1090 transitions. [2018-11-09 22:43:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1090 transitions. [2018-11-09 22:43:20,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 22:43:20,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-09 22:43:20,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:20,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 781 states and 1094 transitions. [2018-11-09 22:43:20,546 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1094 transitions. [2018-11-09 22:43:20,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 22:43:20,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-09 22:43:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 782 states and 1098 transitions. [2018-11-09 22:43:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1098 transitions. [2018-11-09 22:43:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 22:43:20,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:20,962 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-09 22:43:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 802 states and 1120 transitions. [2018-11-09 22:43:21,981 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1120 transitions. [2018-11-09 22:43:21,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-09 22:43:21,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:22,005 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:43:23,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:23,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 836 states and 1162 transitions. [2018-11-09 22:43:23,016 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1162 transitions. [2018-11-09 22:43:23,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-09 22:43:23,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:43:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:23,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 858 states and 1189 transitions. [2018-11-09 22:43:23,636 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1189 transitions. [2018-11-09 22:43:23,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-09 22:43:23,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:23,855 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 22:43:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:24,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 860 states and 1191 transitions. [2018-11-09 22:43:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1191 transitions. [2018-11-09 22:43:24,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-09 22:43:24,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:24,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:24,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 867 states and 1201 transitions. [2018-11-09 22:43:24,520 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1201 transitions. [2018-11-09 22:43:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-09 22:43:24,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:43:25,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 906 states and 1244 transitions. [2018-11-09 22:43:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1244 transitions. [2018-11-09 22:43:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-09 22:43:25,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:25,455 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 22:43:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 933 states and 1272 transitions. [2018-11-09 22:43:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1272 transitions. [2018-11-09 22:43:26,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-09 22:43:26,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:26,062 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 980 states and 1334 transitions. [2018-11-09 22:43:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1334 transitions. [2018-11-09 22:43:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-09 22:43:27,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:27,388 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:27,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 991 states and 1347 transitions. [2018-11-09 22:43:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1347 transitions. [2018-11-09 22:43:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-09 22:43:27,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:28,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:28,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1010 states and 1366 transitions. [2018-11-09 22:43:28,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1366 transitions. [2018-11-09 22:43:28,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-09 22:43:28,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1011 states and 1369 transitions. [2018-11-09 22:43:28,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1369 transitions. [2018-11-09 22:43:28,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-09 22:43:28,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:28,650 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-09 22:43:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1017 states and 1377 transitions. [2018-11-09 22:43:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1377 transitions. [2018-11-09 22:43:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-09 22:43:28,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:29,014 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1049 states and 1417 transitions. [2018-11-09 22:43:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1417 transitions. [2018-11-09 22:43:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-09 22:43:29,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:29,762 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:30,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1079 states and 1451 transitions. [2018-11-09 22:43:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1451 transitions. [2018-11-09 22:43:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-09 22:43:30,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:30,413 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:30,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1094 states and 1465 transitions. [2018-11-09 22:43:30,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1465 transitions. [2018-11-09 22:43:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-09 22:43:30,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:30,787 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:31,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:31,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1111 states and 1483 transitions. [2018-11-09 22:43:31,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1483 transitions. [2018-11-09 22:43:31,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-09 22:43:31,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:31,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1112 states and 1484 transitions. [2018-11-09 22:43:31,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1484 transitions. [2018-11-09 22:43:31,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-09 22:43:31,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:31,301 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:31,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1121 states and 1493 transitions. [2018-11-09 22:43:31,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1493 transitions. [2018-11-09 22:43:31,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-09 22:43:31,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-09 22:43:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:31,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1122 states and 1494 transitions. [2018-11-09 22:43:31,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1494 transitions. [2018-11-09 22:43:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 22:43:31,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:31,860 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-09 22:43:32,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:32,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1128 states and 1503 transitions. [2018-11-09 22:43:32,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1503 transitions. [2018-11-09 22:43:32,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-09 22:43:32,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-09 22:43:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:32,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1137 states and 1517 transitions. [2018-11-09 22:43:32,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1517 transitions. [2018-11-09 22:43:32,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-09 22:43:32,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:32,832 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-09 22:43:33,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:33,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1144 states and 1526 transitions. [2018-11-09 22:43:33,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1526 transitions. [2018-11-09 22:43:33,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:33,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1170 states and 1567 transitions. [2018-11-09 22:43:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1567 transitions. [2018-11-09 22:43:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:36,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:37,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:37,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1177 states and 1574 transitions. [2018-11-09 22:43:37,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1574 transitions. [2018-11-09 22:43:37,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:37,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:37,143 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:37,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:37,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1185 states and 1584 transitions. [2018-11-09 22:43:37,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1584 transitions. [2018-11-09 22:43:37,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:37,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:38,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:38,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1192 states and 1590 transitions. [2018-11-09 22:43:38,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1590 transitions. [2018-11-09 22:43:38,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:38,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:38,316 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 99 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1196 states and 1593 transitions. [2018-11-09 22:43:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1593 transitions. [2018-11-09 22:43:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:38,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:38,679 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:38,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1204 states and 1602 transitions. [2018-11-09 22:43:38,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1602 transitions. [2018-11-09 22:43:38,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:38,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:38,736 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 22:43:39,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:39,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1205 states and 1602 transitions. [2018-11-09 22:43:39,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1602 transitions. [2018-11-09 22:43:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 22:43:39,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:39,255 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 22:43:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1207 states and 1605 transitions. [2018-11-09 22:43:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1605 transitions. [2018-11-09 22:43:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-09 22:43:39,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:39,645 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-09 22:43:39,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:39,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1210 states and 1609 transitions. [2018-11-09 22:43:39,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1609 transitions. [2018-11-09 22:43:39,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-09 22:43:39,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-09 22:43:40,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:40,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1244 states and 1642 transitions. [2018-11-09 22:43:40,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1642 transitions. [2018-11-09 22:43:40,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-09 22:43:40,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-09 22:43:40,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:40,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1252 states and 1649 transitions. [2018-11-09 22:43:40,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1649 transitions. [2018-11-09 22:43:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-09 22:43:40,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-09 22:43:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:42,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1272 states and 1678 transitions. [2018-11-09 22:43:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1678 transitions. [2018-11-09 22:43:42,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-09 22:43:42,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:42,193 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-09 22:43:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1278 states and 1685 transitions. [2018-11-09 22:43:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1685 transitions. [2018-11-09 22:43:42,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-09 22:43:42,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:42,521 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:42,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:42,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1283 states and 1690 transitions. [2018-11-09 22:43:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1690 transitions. [2018-11-09 22:43:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-09 22:43:42,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:42,829 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-09 22:43:42,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1292 states and 1699 transitions. [2018-11-09 22:43:42,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1699 transitions. [2018-11-09 22:43:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-09 22:43:42,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:42,999 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 22:43:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1312 states and 1722 transitions. [2018-11-09 22:43:43,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1722 transitions. [2018-11-09 22:43:43,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-09 22:43:43,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:43,766 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-09 22:43:44,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:44,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1322 states and 1737 transitions. [2018-11-09 22:43:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1737 transitions. [2018-11-09 22:43:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-09 22:43:44,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:44,207 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-09 22:43:44,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:44,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1350 states and 1767 transitions. [2018-11-09 22:43:44,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1767 transitions. [2018-11-09 22:43:44,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-09 22:43:44,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:44,991 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-09 22:43:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:45,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1354 states and 1770 transitions. [2018-11-09 22:43:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1770 transitions. [2018-11-09 22:43:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-09 22:43:45,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:45,337 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 22:43:45,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:45,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1359 states and 1776 transitions. [2018-11-09 22:43:45,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1776 transitions. [2018-11-09 22:43:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-09 22:43:45,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 22:43:45,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:45,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1367 states and 1783 transitions. [2018-11-09 22:43:45,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1783 transitions. [2018-11-09 22:43:45,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-09 22:43:45,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 22:43:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1371 states and 1786 transitions. [2018-11-09 22:43:46,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1786 transitions. [2018-11-09 22:43:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-09 22:43:46,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:46,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1405 states and 1825 transitions. [2018-11-09 22:43:46,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1825 transitions. [2018-11-09 22:43:46,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-09 22:43:46,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:47,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1410 states and 1832 transitions. [2018-11-09 22:43:47,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1832 transitions. [2018-11-09 22:43:47,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-09 22:43:47,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:47,350 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1415 states and 1837 transitions. [2018-11-09 22:43:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1837 transitions. [2018-11-09 22:43:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-09 22:43:47,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:47,673 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-09 22:43:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1420 states and 1842 transitions. [2018-11-09 22:43:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1842 transitions. [2018-11-09 22:43:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-09 22:43:48,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:48,036 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-09 22:43:48,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:48,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1433 states and 1858 transitions. [2018-11-09 22:43:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1858 transitions. [2018-11-09 22:43:48,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-09 22:43:48,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:48,974 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-09 22:43:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:49,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1436 states and 1860 transitions. [2018-11-09 22:43:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1860 transitions. [2018-11-09 22:43:49,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-09 22:43:49,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:49,202 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-09 22:43:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:49,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1456 states and 1879 transitions. [2018-11-09 22:43:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1879 transitions. [2018-11-09 22:43:49,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-09 22:43:49,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:49,692 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-11-09 22:43:51,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:51,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1570 states and 2001 transitions. [2018-11-09 22:43:51,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2001 transitions. [2018-11-09 22:43:51,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-09 22:43:51,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-09 22:43:56,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1625 states and 2060 transitions. [2018-11-09 22:43:56,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2060 transitions. [2018-11-09 22:43:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 22:43:56,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-09 22:43:57,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1675 states and 2119 transitions. [2018-11-09 22:43:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2119 transitions. [2018-11-09 22:43:57,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 22:43:57,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-09 22:43:59,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:59,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1693 states and 2140 transitions. [2018-11-09 22:43:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2140 transitions. [2018-11-09 22:43:59,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 22:43:59,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:59,179 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-09 22:43:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:43:59,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1712 states and 2160 transitions. [2018-11-09 22:43:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2160 transitions. [2018-11-09 22:43:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 22:43:59,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:43:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:59,857 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-09 22:44:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1729 states and 2176 transitions. [2018-11-09 22:44:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2176 transitions. [2018-11-09 22:44:00,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 22:44:00,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:00,252 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-09 22:44:00,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:00,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1747 states and 2195 transitions. [2018-11-09 22:44:00,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2195 transitions. [2018-11-09 22:44:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 22:44:00,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-09 22:44:01,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1752 states and 2202 transitions. [2018-11-09 22:44:01,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2202 transitions. [2018-11-09 22:44:01,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-09 22:44:01,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-09 22:44:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1770 states and 2220 transitions. [2018-11-09 22:44:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2220 transitions. [2018-11-09 22:44:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-09 22:44:02,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:02,206 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-09 22:44:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:02,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1771 states and 2222 transitions. [2018-11-09 22:44:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2222 transitions. [2018-11-09 22:44:02,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-09 22:44:02,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:02,653 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-09 22:44:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:02,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1776 states and 2226 transitions. [2018-11-09 22:44:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2226 transitions. [2018-11-09 22:44:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-09 22:44:02,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-09 22:44:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:03,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1797 states and 2248 transitions. [2018-11-09 22:44:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2248 transitions. [2018-11-09 22:44:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-09 22:44:03,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 22:44:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1802 states and 2255 transitions. [2018-11-09 22:44:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2255 transitions. [2018-11-09 22:44:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:07,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:07,366 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:08,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:08,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1820 states and 2282 transitions. [2018-11-09 22:44:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2282 transitions. [2018-11-09 22:44:08,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:08,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:08,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:08,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1836 states and 2299 transitions. [2018-11-09 22:44:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2299 transitions. [2018-11-09 22:44:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:08,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1841 states and 2307 transitions. [2018-11-09 22:44:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2307 transitions. [2018-11-09 22:44:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:09,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:09,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1846 states and 2312 transitions. [2018-11-09 22:44:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2312 transitions. [2018-11-09 22:44:09,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:09,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:09,891 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:10,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1847 states and 2313 transitions. [2018-11-09 22:44:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2313 transitions. [2018-11-09 22:44:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:10,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:10,317 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:10,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:10,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1852 states and 2318 transitions. [2018-11-09 22:44:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2318 transitions. [2018-11-09 22:44:10,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:10,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:10,714 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:10,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1853 states and 2318 transitions. [2018-11-09 22:44:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2318 transitions. [2018-11-09 22:44:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:10,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:11,078 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:11,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1858 states and 2325 transitions. [2018-11-09 22:44:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2325 transitions. [2018-11-09 22:44:11,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:11,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1869 states and 2336 transitions. [2018-11-09 22:44:12,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2336 transitions. [2018-11-09 22:44:12,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-09 22:44:12,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:12,254 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-09 22:44:12,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1874 states and 2341 transitions. [2018-11-09 22:44:12,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2341 transitions. [2018-11-09 22:44:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-09 22:44:12,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:12,368 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 22:44:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1879 states and 2346 transitions. [2018-11-09 22:44:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2346 transitions. [2018-11-09 22:44:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-09 22:44:12,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:12,833 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 22:44:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1884 states and 2351 transitions. [2018-11-09 22:44:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2351 transitions. [2018-11-09 22:44:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:13,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1902 states and 2369 transitions. [2018-11-09 22:44:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2369 transitions. [2018-11-09 22:44:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:13,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:13,645 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1904 states and 2371 transitions. [2018-11-09 22:44:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2371 transitions. [2018-11-09 22:44:13,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:13,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:14,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1925 states and 2392 transitions. [2018-11-09 22:44:14,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2392 transitions. [2018-11-09 22:44:14,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:14,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:14,181 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:14,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:14,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1936 states and 2404 transitions. [2018-11-09 22:44:14,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2404 transitions. [2018-11-09 22:44:14,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:14,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:14,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1938 states and 2405 transitions. [2018-11-09 22:44:14,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2405 transitions. [2018-11-09 22:44:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:14,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:14,625 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:15,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 1959 states and 2427 transitions. [2018-11-09 22:44:15,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 2427 transitions. [2018-11-09 22:44:15,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:15,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:16,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:16,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1977 states and 2445 transitions. [2018-11-09 22:44:16,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2445 transitions. [2018-11-09 22:44:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:16,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1978 states and 2445 transitions. [2018-11-09 22:44:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2445 transitions. [2018-11-09 22:44:16,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:16,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:16,479 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:16,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1995 states and 2461 transitions. [2018-11-09 22:44:16,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2461 transitions. [2018-11-09 22:44:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:16,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1997 states and 2462 transitions. [2018-11-09 22:44:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2462 transitions. [2018-11-09 22:44:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-09 22:44:16,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-09 22:44:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 1999 states and 2463 transitions. [2018-11-09 22:44:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2463 transitions. [2018-11-09 22:44:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-09 22:44:17,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:17,297 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 22:44:17,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2004 states and 2468 transitions. [2018-11-09 22:44:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2468 transitions. [2018-11-09 22:44:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-09 22:44:17,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 22:44:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:18,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2009 states and 2473 transitions. [2018-11-09 22:44:18,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2473 transitions. [2018-11-09 22:44:18,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-09 22:44:18,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 22:44:18,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2014 states and 2478 transitions. [2018-11-09 22:44:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2478 transitions. [2018-11-09 22:44:18,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-09 22:44:18,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 183 proven. 10 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-09 22:44:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2015 states and 2478 transitions. [2018-11-09 22:44:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2478 transitions. [2018-11-09 22:44:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-09 22:44:18,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:18,885 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-09 22:44:19,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:19,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2024 states and 2488 transitions. [2018-11-09 22:44:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2488 transitions. [2018-11-09 22:44:19,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-09 22:44:19,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:19,633 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2018-11-09 22:44:19,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 2028 states and 2491 transitions. [2018-11-09 22:44:19,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2491 transitions. [2018-11-09 22:44:19,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-09 22:44:19,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:19,920 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-09 22:44:20,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:20,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2033 states and 2498 transitions. [2018-11-09 22:44:20,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2498 transitions. [2018-11-09 22:44:20,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-09 22:44:20,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:20,304 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-09 22:44:20,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2037 states and 2501 transitions. [2018-11-09 22:44:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2501 transitions. [2018-11-09 22:44:20,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-09 22:44:20,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-09 22:44:27,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:27,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2115 states and 2585 transitions. [2018-11-09 22:44:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2585 transitions. [2018-11-09 22:44:27,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-09 22:44:27,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-09 22:44:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:28,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2120 states and 2590 transitions. [2018-11-09 22:44:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2590 transitions. [2018-11-09 22:44:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-09 22:44:28,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:28,920 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-09 22:44:29,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:29,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2124 states and 2594 transitions. [2018-11-09 22:44:29,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2594 transitions. [2018-11-09 22:44:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-09 22:44:29,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:29,673 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-09 22:44:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2141 states and 2611 transitions. [2018-11-09 22:44:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2611 transitions. [2018-11-09 22:44:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-09 22:44:30,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:30,611 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-09 22:44:30,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:30,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2142 states and 2611 transitions. [2018-11-09 22:44:30,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2611 transitions. [2018-11-09 22:44:30,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-09 22:44:30,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-09 22:44:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2255 states and 2741 transitions. [2018-11-09 22:44:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2741 transitions. [2018-11-09 22:44:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-09 22:44:34,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 22:44:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:44:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-11-09 22:44:35,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 22:44:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2185 states and 2666 transitions. [2018-11-09 22:44:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 2666 transitions. [2018-11-09 22:44:35,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-09 22:44:35,429 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 155 iterations. [2018-11-09 22:44:35,436 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-09 22:44:35,770 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-09 22:44:36,088 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-09 22:44:36,230 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-09 22:44:36,379 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-09 22:44:36,863 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 38 [2018-11-09 22:44:37,005 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-09 22:44:37,314 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 38 [2018-11-09 22:44:38,063 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-09 22:44:38,841 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2018-11-09 22:44:39,378 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 38 [2018-11-09 22:44:39,486 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 14 [2018-11-09 22:44:39,808 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 38 [2018-11-09 22:44:40,016 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 14 [2018-11-09 22:44:40,250 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-09 22:44:40,252 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-11-09 22:44:40,257 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-11-09 22:44:40,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 10:44:40 ImpRootNode [2018-11-09 22:44:40,257 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 22:44:40,258 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:44:40,258 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:44:40,258 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:44:40,258 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:42:57" (3/4) ... [2018-11-09 22:44:40,262 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-09 22:44:40,277 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-09 22:44:40,278 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-09 22:44:40,279 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-09 22:44:40,279 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-09 22:44:40,368 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_98799e0f-a49e-4eab-ae92-71e6c0f6b399/bin-2019/ukojak/witness.graphml [2018-11-09 22:44:40,368 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 22:44:40,369 INFO L168 Benchmark]: Toolchain (without parser) took 104832.67 ms. Allocated memory was 1.0 GB in the beginning and 3.8 GB in the end (delta: 2.8 GB). Free memory was 956.5 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 343.5 MB. Max. memory is 11.5 GB. [2018-11-09 22:44:40,369 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:44:40,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.22 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 921.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-09 22:44:40,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -213.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-09 22:44:40,370 INFO L168 Benchmark]: Boogie Preprocessor took 40.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-09 22:44:40,370 INFO L168 Benchmark]: RCFGBuilder took 1403.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 892.1 MB in the end (delta: 239.5 MB). Peak memory consumption was 239.5 MB. Max. memory is 11.5 GB. [2018-11-09 22:44:40,370 INFO L168 Benchmark]: CodeCheck took 102816.48 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 892.1 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-09 22:44:40,370 INFO L168 Benchmark]: Witness Printer took 110.39 ms. Allocated memory is still 3.8 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 28.4 kB). Peak memory consumption was 28.4 kB. Max. memory is 11.5 GB. [2018-11-09 22:44:40,372 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, 97.9s OverallTime, 155 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1879168272 SDtfs, -657710304 SDslu, -2146523264 SDs, 0 SdLazy, -1081097584 SolverSat, 1342448704 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 466.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 174250 GetRequests, 171465 SyntacticMatches, 1423 SemanticMatches, 1362 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1157613 ImplicationChecksByTransitivity, 81.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 9.8s InterpolantComputationTime, 24910 NumberOfCodeBlocks, 24910 NumberOfCodeBlocksAsserted, 154 NumberOfCheckSat, 24756 ConstructedInterpolants, 0 QuantifiedInterpolants, 15450632 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 154 InterpolantComputations, 139 PerfectInterpolantSequences, 21114/21233 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: 560]: 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: ((a20 == 1 || !(a16 == 6)) || !(a17 == 1)) || a8 == 15 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a16 == 6)) || !(a17 == 1)) || a8 == 15 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 347.22 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 921.6 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 110.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -213.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1403.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 892.1 MB in the end (delta: 239.5 MB). Peak memory consumption was 239.5 MB. Max. memory is 11.5 GB. * CodeCheck took 102816.48 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 892.1 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 110.39 ms. Allocated memory is still 3.8 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 28.4 kB). Peak memory consumption was 28.4 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...