./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_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_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/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 b953cc2449a7f939fba62b70833772464a0d90fd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:23:53,442 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 23:23:53,443 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 23:23:53,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 23:23:53,452 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 23:23:53,453 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 23:23:53,454 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 23:23:53,455 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 23:23:53,456 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 23:23:53,456 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 23:23:53,457 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 23:23:53,457 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 23:23:53,458 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 23:23:53,458 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 23:23:53,459 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 23:23:53,460 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 23:23:53,460 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 23:23:53,461 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 23:23:53,463 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 23:23:53,464 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 23:23:53,464 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 23:23:53,465 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 23:23:53,466 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 23:23:53,466 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 23:23:53,467 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 23:23:53,467 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 23:23:53,468 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 23:23:53,468 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 23:23:53,469 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 23:23:53,469 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 23:23:53,470 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 23:23:53,470 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 23:23:53,470 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 23:23:53,470 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 23:23:53,471 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 23:23:53,471 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 23:23:53,472 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-09 23:23:53,481 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 23:23:53,481 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 23:23:53,482 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 23:23:53,482 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 23:23:53,483 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 23:23:53,483 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 23:23:53,483 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 23:23:53,483 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 23:23:53,483 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 23:23:53,483 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 23:23:53,484 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 23:23:53,484 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 23:23:53,484 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 23:23:53,484 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 23:23:53,484 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 23:23:53,484 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 23:23:53,484 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 23:23:53,485 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-09 23:23:53,485 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-09 23:23:53,485 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 23:23:53,485 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 23:23:53,485 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-09 23:23:53,485 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 23:23:53,485 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 23:23:53,486 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 23:23:53,486 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-09 23:23:53,486 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 23:23:53,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 23:23:53,486 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_5fc62612-b821-4dbf-9a5c-707783dca469/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 -> b953cc2449a7f939fba62b70833772464a0d90fd [2018-11-09 23:23:53,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 23:23:53,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 23:23:53,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 23:23:53,520 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 23:23:53,521 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 23:23:53,521 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-11-09 23:23:53,568 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/data/6bb8f886e/331eaf8028444440a17f951b7ec61bd5/FLAG517aac6ff [2018-11-09 23:23:54,012 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 23:23:54,012 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-11-09 23:23:54,021 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/data/6bb8f886e/331eaf8028444440a17f951b7ec61bd5/FLAG517aac6ff [2018-11-09 23:23:54,035 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/data/6bb8f886e/331eaf8028444440a17f951b7ec61bd5 [2018-11-09 23:23:54,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 23:23:54,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 23:23:54,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 23:23:54,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 23:23:54,043 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 23:23:54,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e7f328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54, skipping insertion in model container [2018-11-09 23:23:54,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 23:23:54,085 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 23:23:54,329 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:23:54,332 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 23:23:54,395 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 23:23:54,406 INFO L193 MainTranslator]: Completed translation [2018-11-09 23:23:54,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54 WrapperNode [2018-11-09 23:23:54,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 23:23:54,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 23:23:54,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 23:23:54,407 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 23:23:54,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 23:23:54,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 23:23:54,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 23:23:54,520 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 23:23:54,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... [2018-11-09 23:23:54,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 23:23:54,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 23:23:54,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 23:23:54,560 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 23:23:54,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:23:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/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 23:23:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-09 23:23:54,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 23:23:54,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 23:23:55,985 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 23:23:55,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:23:55 BoogieIcfgContainer [2018-11-09 23:23:55,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 23:23:55,986 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-09 23:23:55,987 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-09 23:23:55,994 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-09 23:23:55,994 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:23:55" (1/1) ... [2018-11-09 23:23:56,001 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 23:23:56,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-09 23:23:56,026 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-09 23:23:56,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-09 23:23:56,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:56,283 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 23:23:56,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-11-09 23:23:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-09 23:23:56,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-09 23:23:56,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:56,840 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 23:23:57,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:57,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-11-09 23:23:57,270 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-11-09 23:23:57,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-09 23:23:57,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-11-09 23:23:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-11-09 23:23:57,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-09 23:23:57,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:57,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:57,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-11-09 23:23:57,626 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-11-09 23:23:57,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-09 23:23:57,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 266 states and 374 transitions. [2018-11-09 23:23:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 374 transitions. [2018-11-09 23:23:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-09 23:23:57,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:57,860 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 23:23:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 274 states and 387 transitions. [2018-11-09 23:23:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 387 transitions. [2018-11-09 23:23:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-09 23:23:58,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:58,104 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 23:23:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 279 states and 392 transitions. [2018-11-09 23:23:58,142 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 392 transitions. [2018-11-09 23:23:58,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-09 23:23:58,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:58,163 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:58,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:58,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 284 states and 398 transitions. [2018-11-09 23:23:58,239 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 398 transitions. [2018-11-09 23:23:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-09 23:23:58,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:58,258 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 23:23:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 289 states and 404 transitions. [2018-11-09 23:23:58,341 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 404 transitions. [2018-11-09 23:23:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-09 23:23:58,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-09 23:23:58,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:58,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 295 states and 410 transitions. [2018-11-09 23:23:58,386 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 410 transitions. [2018-11-09 23:23:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-09 23:23:58,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:58,417 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:58,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 310 states and 432 transitions. [2018-11-09 23:23:58,771 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 432 transitions. [2018-11-09 23:23:58,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-09 23:23:58,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:58,789 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:58,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 317 states and 439 transitions. [2018-11-09 23:23:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 439 transitions. [2018-11-09 23:23:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-09 23:23:58,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 327 states and 453 transitions. [2018-11-09 23:23:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 453 transitions. [2018-11-09 23:23:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-09 23:23:59,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-09 23:23:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 346 states and 475 transitions. [2018-11-09 23:23:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 475 transitions. [2018-11-09 23:23:59,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-09 23:23:59,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:59,445 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 23:23:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 352 states and 481 transitions. [2018-11-09 23:23:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 481 transitions. [2018-11-09 23:23:59,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:23:59,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:23:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:23:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 372 states and 504 transitions. [2018-11-09 23:23:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 504 transitions. [2018-11-09 23:23:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-09 23:23:59,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:23:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:23:59,980 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 23:24:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 377 states and 515 transitions. [2018-11-09 23:24:00,206 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 515 transitions. [2018-11-09 23:24:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-09 23:24:00,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:00,231 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-09 23:24:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 384 states and 524 transitions. [2018-11-09 23:24:00,474 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 524 transitions. [2018-11-09 23:24:00,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-09 23:24:00,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:00,570 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:01,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 417 states and 563 transitions. [2018-11-09 23:24:01,063 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 563 transitions. [2018-11-09 23:24:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-09 23:24:01,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:01,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 432 states and 581 transitions. [2018-11-09 23:24:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 581 transitions. [2018-11-09 23:24:01,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-09 23:24:01,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 439 states and 593 transitions. [2018-11-09 23:24:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 593 transitions. [2018-11-09 23:24:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-09 23:24:01,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 446 states and 600 transitions. [2018-11-09 23:24:01,692 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 600 transitions. [2018-11-09 23:24:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-09 23:24:01,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:01,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 449 states and 603 transitions. [2018-11-09 23:24:01,834 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 603 transitions. [2018-11-09 23:24:01,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-09 23:24:01,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:01,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 454 states and 609 transitions. [2018-11-09 23:24:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 609 transitions. [2018-11-09 23:24:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-09 23:24:01,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:02,027 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 23:24:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 473 states and 632 transitions. [2018-11-09 23:24:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 632 transitions. [2018-11-09 23:24:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-09 23:24:02,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-09 23:24:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 479 states and 639 transitions. [2018-11-09 23:24:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 639 transitions. [2018-11-09 23:24:02,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-09 23:24:02,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:02,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:02,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 486 states and 646 transitions. [2018-11-09 23:24:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 646 transitions. [2018-11-09 23:24:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-09 23:24:02,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:02,546 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 23:24:02,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 496 states and 657 transitions. [2018-11-09 23:24:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 657 transitions. [2018-11-09 23:24:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-09 23:24:02,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:02,849 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 510 states and 682 transitions. [2018-11-09 23:24:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 682 transitions. [2018-11-09 23:24:03,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-09 23:24:03,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-09 23:24:03,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:03,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 522 states and 706 transitions. [2018-11-09 23:24:03,698 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 706 transitions. [2018-11-09 23:24:03,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-09 23:24:03,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 530 states and 719 transitions. [2018-11-09 23:24:04,003 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 719 transitions. [2018-11-09 23:24:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-09 23:24:04,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:04,031 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-09 23:24:04,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:04,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 537 states and 727 transitions. [2018-11-09 23:24:04,450 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 727 transitions. [2018-11-09 23:24:04,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-09 23:24:04,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:04,490 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:05,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 541 states and 734 transitions. [2018-11-09 23:24:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 734 transitions. [2018-11-09 23:24:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-09 23:24:05,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:05,213 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:05,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:05,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 559 states and 755 transitions. [2018-11-09 23:24:05,298 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 755 transitions. [2018-11-09 23:24:05,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-09 23:24:05,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:24:05,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:05,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 566 states and 764 transitions. [2018-11-09 23:24:05,521 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 764 transitions. [2018-11-09 23:24:05,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-09 23:24:05,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:05,563 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:24:05,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:05,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 568 states and 766 transitions. [2018-11-09 23:24:05,841 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 766 transitions. [2018-11-09 23:24:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-09 23:24:05,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:05,870 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-09 23:24:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 587 states and 788 transitions. [2018-11-09 23:24:06,020 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 788 transitions. [2018-11-09 23:24:06,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 23:24:06,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:06,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 598 states and 799 transitions. [2018-11-09 23:24:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 799 transitions. [2018-11-09 23:24:06,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 23:24:06,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:06,475 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 23:24:06,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:06,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 613 states and 814 transitions. [2018-11-09 23:24:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 814 transitions. [2018-11-09 23:24:06,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-09 23:24:06,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:07,168 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 736 states and 945 transitions. [2018-11-09 23:24:09,351 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 945 transitions. [2018-11-09 23:24:09,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-09 23:24:09,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:09,374 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-09 23:24:09,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 739 states and 948 transitions. [2018-11-09 23:24:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 948 transitions. [2018-11-09 23:24:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-09 23:24:09,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:09,444 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-09 23:24:09,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:09,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 740 states and 949 transitions. [2018-11-09 23:24:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 949 transitions. [2018-11-09 23:24:09,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-09 23:24:09,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:09,533 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:09,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:09,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 755 states and 963 transitions. [2018-11-09 23:24:09,675 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 963 transitions. [2018-11-09 23:24:09,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-09 23:24:09,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:09,704 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:09,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 760 states and 969 transitions. [2018-11-09 23:24:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 969 transitions. [2018-11-09 23:24:09,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-09 23:24:09,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:10,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:10,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 794 states and 1007 transitions. [2018-11-09 23:24:10,751 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1007 transitions. [2018-11-09 23:24:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-09 23:24:10,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 801 states and 1018 transitions. [2018-11-09 23:24:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1018 transitions. [2018-11-09 23:24:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-09 23:24:11,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:11,323 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:11,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 804 states and 1022 transitions. [2018-11-09 23:24:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1022 transitions. [2018-11-09 23:24:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-09 23:24:11,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:11,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 805 states and 1024 transitions. [2018-11-09 23:24:11,799 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1024 transitions. [2018-11-09 23:24:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-09 23:24:11,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:12,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 808 states and 1028 transitions. [2018-11-09 23:24:12,180 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1028 transitions. [2018-11-09 23:24:12,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-09 23:24:12,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 823 states and 1046 transitions. [2018-11-09 23:24:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1046 transitions. [2018-11-09 23:24:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-09 23:24:12,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:12,530 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:12,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:12,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 835 states and 1057 transitions. [2018-11-09 23:24:12,819 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1057 transitions. [2018-11-09 23:24:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-09 23:24:12,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:12,841 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:24:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 842 states and 1066 transitions. [2018-11-09 23:24:13,189 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1066 transitions. [2018-11-09 23:24:13,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 23:24:13,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:13,218 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:13,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:13,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 850 states and 1074 transitions. [2018-11-09 23:24:13,818 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1074 transitions. [2018-11-09 23:24:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 23:24:13,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:13,840 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:14,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 853 states and 1076 transitions. [2018-11-09 23:24:14,071 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1076 transitions. [2018-11-09 23:24:14,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-09 23:24:14,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:14,088 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:14,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:14,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 856 states and 1079 transitions. [2018-11-09 23:24:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1079 transitions. [2018-11-09 23:24:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-09 23:24:14,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-09 23:24:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 863 states and 1088 transitions. [2018-11-09 23:24:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1088 transitions. [2018-11-09 23:24:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-09 23:24:14,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-09 23:24:14,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:14,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 866 states and 1090 transitions. [2018-11-09 23:24:14,898 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1090 transitions. [2018-11-09 23:24:14,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-09 23:24:14,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-09 23:24:15,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 869 states and 1092 transitions. [2018-11-09 23:24:15,089 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1092 transitions. [2018-11-09 23:24:15,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-09 23:24:15,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:15,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 896 states and 1122 transitions. [2018-11-09 23:24:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1122 transitions. [2018-11-09 23:24:15,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-09 23:24:15,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:15,526 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-09 23:24:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 929 states and 1155 transitions. [2018-11-09 23:24:16,021 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1155 transitions. [2018-11-09 23:24:16,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-09 23:24:16,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:24:16,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:16,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 938 states and 1167 transitions. [2018-11-09 23:24:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1167 transitions. [2018-11-09 23:24:16,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-09 23:24:16,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:16,306 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:16,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 965 states and 1197 transitions. [2018-11-09 23:24:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1197 transitions. [2018-11-09 23:24:16,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-09 23:24:16,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-09 23:24:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 966 states and 1197 transitions. [2018-11-09 23:24:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1197 transitions. [2018-11-09 23:24:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-09 23:24:16,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:19,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1033 states and 1275 transitions. [2018-11-09 23:24:19,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1275 transitions. [2018-11-09 23:24:19,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-09 23:24:19,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:19,159 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:19,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:19,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1054 states and 1297 transitions. [2018-11-09 23:24:19,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1297 transitions. [2018-11-09 23:24:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-09 23:24:19,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1069 states and 1315 transitions. [2018-11-09 23:24:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1315 transitions. [2018-11-09 23:24:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-09 23:24:20,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:20,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1074 states and 1318 transitions. [2018-11-09 23:24:20,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1318 transitions. [2018-11-09 23:24:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-09 23:24:20,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:20,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1086 states and 1331 transitions. [2018-11-09 23:24:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1331 transitions. [2018-11-09 23:24:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-09 23:24:20,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 23:24:21,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1088 states and 1333 transitions. [2018-11-09 23:24:21,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1333 transitions. [2018-11-09 23:24:21,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-09 23:24:21,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:21,175 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:21,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1090 states and 1335 transitions. [2018-11-09 23:24:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1335 transitions. [2018-11-09 23:24:21,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-09 23:24:21,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:21,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1092 states and 1336 transitions. [2018-11-09 23:24:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1336 transitions. [2018-11-09 23:24:21,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-09 23:24:21,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:21,373 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-09 23:24:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1101 states and 1346 transitions. [2018-11-09 23:24:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1346 transitions. [2018-11-09 23:24:21,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-09 23:24:21,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:22,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1160 states and 1409 transitions. [2018-11-09 23:24:22,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1409 transitions. [2018-11-09 23:24:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-09 23:24:22,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 23:24:25,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:25,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1219 states and 1476 transitions. [2018-11-09 23:24:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1476 transitions. [2018-11-09 23:24:25,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-09 23:24:25,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:26,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:26,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1247 states and 1516 transitions. [2018-11-09 23:24:26,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1516 transitions. [2018-11-09 23:24:26,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-09 23:24:26,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:26,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:26,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1254 states and 1522 transitions. [2018-11-09 23:24:26,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1522 transitions. [2018-11-09 23:24:26,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-09 23:24:26,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:26,370 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-09 23:24:26,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:26,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1256 states and 1525 transitions. [2018-11-09 23:24:26,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1525 transitions. [2018-11-09 23:24:26,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-09 23:24:26,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1260 states and 1536 transitions. [2018-11-09 23:24:26,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1536 transitions. [2018-11-09 23:24:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-09 23:24:26,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:26,610 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 23:24:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1283 states and 1561 transitions. [2018-11-09 23:24:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1561 transitions. [2018-11-09 23:24:27,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-09 23:24:27,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:27,601 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1290 states and 1572 transitions. [2018-11-09 23:24:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1572 transitions. [2018-11-09 23:24:28,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-09 23:24:28,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-09 23:24:29,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:29,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1327 states and 1619 transitions. [2018-11-09 23:24:29,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1619 transitions. [2018-11-09 23:24:29,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-09 23:24:29,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:29,296 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-09 23:24:29,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:29,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1328 states and 1619 transitions. [2018-11-09 23:24:29,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1619 transitions. [2018-11-09 23:24:29,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-09 23:24:29,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-09 23:24:29,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:29,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1343 states and 1633 transitions. [2018-11-09 23:24:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1633 transitions. [2018-11-09 23:24:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-09 23:24:29,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-09 23:24:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1368 states and 1663 transitions. [2018-11-09 23:24:30,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1663 transitions. [2018-11-09 23:24:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-09 23:24:30,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-09 23:24:31,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1371 states and 1665 transitions. [2018-11-09 23:24:31,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1665 transitions. [2018-11-09 23:24:31,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-09 23:24:31,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:31,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1386 states and 1682 transitions. [2018-11-09 23:24:31,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1682 transitions. [2018-11-09 23:24:31,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-09 23:24:31,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1395 states and 1692 transitions. [2018-11-09 23:24:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1692 transitions. [2018-11-09 23:24:31,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-09 23:24:31,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-09 23:24:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:34,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1452 states and 1749 transitions. [2018-11-09 23:24:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1749 transitions. [2018-11-09 23:24:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-09 23:24:34,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:34,737 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-09 23:24:34,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:34,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1454 states and 1751 transitions. [2018-11-09 23:24:34,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1751 transitions. [2018-11-09 23:24:34,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-09 23:24:34,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-09 23:24:37,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:37,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1517 states and 1815 transitions. [2018-11-09 23:24:37,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1815 transitions. [2018-11-09 23:24:37,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-09 23:24:37,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:37,361 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-09 23:24:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:38,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1530 states and 1827 transitions. [2018-11-09 23:24:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1827 transitions. [2018-11-09 23:24:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-09 23:24:38,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 23:24:38,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1540 states and 1836 transitions. [2018-11-09 23:24:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1836 transitions. [2018-11-09 23:24:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-09 23:24:38,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:38,652 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-09 23:24:38,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:38,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1568 states and 1866 transitions. [2018-11-09 23:24:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1866 transitions. [2018-11-09 23:24:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-09 23:24:38,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:38,855 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 23:24:39,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:39,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1595 states and 1893 transitions. [2018-11-09 23:24:39,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 1893 transitions. [2018-11-09 23:24:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-09 23:24:39,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:39,183 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 23:24:39,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1617 states and 1916 transitions. [2018-11-09 23:24:39,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 1916 transitions. [2018-11-09 23:24:39,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-09 23:24:39,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:39,732 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 23:24:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1632 states and 1930 transitions. [2018-11-09 23:24:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 1930 transitions. [2018-11-09 23:24:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:39,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1663 states and 1969 transitions. [2018-11-09 23:24:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 1969 transitions. [2018-11-09 23:24:41,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:41,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:42,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1687 states and 1998 transitions. [2018-11-09 23:24:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 1998 transitions. [2018-11-09 23:24:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:42,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:42,095 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1696 states and 2008 transitions. [2018-11-09 23:24:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2008 transitions. [2018-11-09 23:24:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:42,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:43,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1698 states and 2010 transitions. [2018-11-09 23:24:43,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2010 transitions. [2018-11-09 23:24:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:43,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:43,168 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:43,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1704 states and 2015 transitions. [2018-11-09 23:24:43,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2015 transitions. [2018-11-09 23:24:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:43,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:43,478 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:44,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1719 states and 2031 transitions. [2018-11-09 23:24:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2031 transitions. [2018-11-09 23:24:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:44,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:44,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:44,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1728 states and 2041 transitions. [2018-11-09 23:24:44,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2041 transitions. [2018-11-09 23:24:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:44,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:44,343 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:44,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:44,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1730 states and 2044 transitions. [2018-11-09 23:24:44,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2044 transitions. [2018-11-09 23:24:44,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-09 23:24:44,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-09 23:24:45,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:45,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1741 states and 2054 transitions. [2018-11-09 23:24:45,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2054 transitions. [2018-11-09 23:24:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:24:45,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:24:45,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:45,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1758 states and 2073 transitions. [2018-11-09 23:24:45,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2073 transitions. [2018-11-09 23:24:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:24:45,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:24:46,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:46,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1773 states and 2090 transitions. [2018-11-09 23:24:46,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2090 transitions. [2018-11-09 23:24:46,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:24:46,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:24:46,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:46,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1783 states and 2100 transitions. [2018-11-09 23:24:46,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2100 transitions. [2018-11-09 23:24:46,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-09 23:24:46,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:24:46,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1784 states and 2100 transitions. [2018-11-09 23:24:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2100 transitions. [2018-11-09 23:24:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-09 23:24:46,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:46,698 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-09 23:24:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:46,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1785 states and 2100 transitions. [2018-11-09 23:24:46,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2100 transitions. [2018-11-09 23:24:46,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-09 23:24:46,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:46,995 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-09 23:24:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1791 states and 2106 transitions. [2018-11-09 23:24:47,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2106 transitions. [2018-11-09 23:24:47,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-09 23:24:47,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:24:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1797 states and 2111 transitions. [2018-11-09 23:24:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2111 transitions. [2018-11-09 23:24:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-09 23:24:47,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:47,620 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-09 23:24:47,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1803 states and 2116 transitions. [2018-11-09 23:24:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2116 transitions. [2018-11-09 23:24:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-09 23:24:47,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-09 23:24:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1819 states and 2134 transitions. [2018-11-09 23:24:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2134 transitions. [2018-11-09 23:24:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-09 23:24:47,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:24:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:48,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1826 states and 2142 transitions. [2018-11-09 23:24:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2142 transitions. [2018-11-09 23:24:48,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-09 23:24:48,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:48,135 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-09 23:24:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1832 states and 2150 transitions. [2018-11-09 23:24:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2150 transitions. [2018-11-09 23:24:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-09 23:24:48,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 119 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-09 23:24:48,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1842 states and 2159 transitions. [2018-11-09 23:24:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2159 transitions. [2018-11-09 23:24:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-09 23:24:48,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:50,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1899 states and 2220 transitions. [2018-11-09 23:24:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2220 transitions. [2018-11-09 23:24:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-09 23:24:50,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:50,075 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1933 states and 2260 transitions. [2018-11-09 23:24:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2260 transitions. [2018-11-09 23:24:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-09 23:24:50,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1949 states and 2278 transitions. [2018-11-09 23:24:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2278 transitions. [2018-11-09 23:24:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-09 23:24:51,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:51,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1983 states and 2312 transitions. [2018-11-09 23:24:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2312 transitions. [2018-11-09 23:24:51,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-09 23:24:51,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:51,735 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-09 23:24:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1997 states and 2327 transitions. [2018-11-09 23:24:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2327 transitions. [2018-11-09 23:24:52,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-09 23:24:52,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:24:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 2004 states and 2334 transitions. [2018-11-09 23:24:52,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2334 transitions. [2018-11-09 23:24:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-09 23:24:52,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-09 23:24:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 2018 states and 2347 transitions. [2018-11-09 23:24:52,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2347 transitions. [2018-11-09 23:24:52,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-09 23:24:52,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-09 23:24:53,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2033 states and 2362 transitions. [2018-11-09 23:24:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2362 transitions. [2018-11-09 23:24:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-09 23:24:53,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:53,053 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-09 23:24:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:53,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 2035 states and 2363 transitions. [2018-11-09 23:24:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2363 transitions. [2018-11-09 23:24:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-09 23:24:53,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:53,235 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-09 23:24:53,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 2037 states and 2364 transitions. [2018-11-09 23:24:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2364 transitions. [2018-11-09 23:24:53,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-09 23:24:53,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-09 23:24:55,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:55,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2117 states and 2446 transitions. [2018-11-09 23:24:55,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2446 transitions. [2018-11-09 23:24:55,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-09 23:24:55,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:24:57,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:57,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2160 states and 2503 transitions. [2018-11-09 23:24:57,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2503 transitions. [2018-11-09 23:24:57,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-09 23:24:57,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:57,781 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:24:58,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:58,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2177 states and 2529 transitions. [2018-11-09 23:24:58,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2529 transitions. [2018-11-09 23:24:58,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-09 23:24:58,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:24:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:24:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2195 states and 2547 transitions. [2018-11-09 23:24:59,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2547 transitions. [2018-11-09 23:24:59,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-09 23:24:59,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:24:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:24:59,848 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:25:00,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:00,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2220 states and 2574 transitions. [2018-11-09 23:25:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2574 transitions. [2018-11-09 23:25:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-09 23:25:00,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:25:01,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:01,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2222 states and 2577 transitions. [2018-11-09 23:25:01,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2577 transitions. [2018-11-09 23:25:01,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-09 23:25:01,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:01,281 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:25:01,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2240 states and 2600 transitions. [2018-11-09 23:25:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2600 transitions. [2018-11-09 23:25:01,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-09 23:25:01,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-09 23:25:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 2242 states and 2602 transitions. [2018-11-09 23:25:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2602 transitions. [2018-11-09 23:25:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-09 23:25:02,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-09 23:25:05,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 2262 states and 2631 transitions. [2018-11-09 23:25:05,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2631 transitions. [2018-11-09 23:25:05,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-09 23:25:05,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:05,756 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-09 23:25:06,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2265 states and 2634 transitions. [2018-11-09 23:25:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2634 transitions. [2018-11-09 23:25:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-09 23:25:06,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:06,331 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-09 23:25:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2266 states and 2634 transitions. [2018-11-09 23:25:06,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2634 transitions. [2018-11-09 23:25:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-09 23:25:06,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:06,856 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-09 23:25:09,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2303 states and 2677 transitions. [2018-11-09 23:25:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2677 transitions. [2018-11-09 23:25:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-09 23:25:09,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-09 23:25:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2336 states and 2718 transitions. [2018-11-09 23:25:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2718 transitions. [2018-11-09 23:25:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-09 23:25:11,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:12,003 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-09 23:25:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2338 states and 2719 transitions. [2018-11-09 23:25:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 2719 transitions. [2018-11-09 23:25:12,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-09 23:25:12,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:12,420 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-09 23:25:12,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2342 states and 2722 transitions. [2018-11-09 23:25:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 2722 transitions. [2018-11-09 23:25:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-09 23:25:12,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:12,794 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-09 23:25:13,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2358 states and 2739 transitions. [2018-11-09 23:25:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2739 transitions. [2018-11-09 23:25:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-09 23:25:13,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:13,728 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-09 23:25:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:15,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2381 states and 2762 transitions. [2018-11-09 23:25:15,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2762 transitions. [2018-11-09 23:25:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-09 23:25:15,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:16,412 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-09 23:25:19,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2412 states and 2795 transitions. [2018-11-09 23:25:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2795 transitions. [2018-11-09 23:25:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-09 23:25:19,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-09 23:25:20,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2446 states and 2829 transitions. [2018-11-09 23:25:20,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2829 transitions. [2018-11-09 23:25:20,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-09 23:25:20,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-09 23:25:20,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:20,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2460 states and 2842 transitions. [2018-11-09 23:25:20,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2842 transitions. [2018-11-09 23:25:20,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-09 23:25:20,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:20,728 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-09 23:25:21,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:21,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2463 states and 2845 transitions. [2018-11-09 23:25:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 2845 transitions. [2018-11-09 23:25:21,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:21,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:26,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2507 states and 2914 transitions. [2018-11-09 23:25:26,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 2914 transitions. [2018-11-09 23:25:26,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:26,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2534 states and 2951 transitions. [2018-11-09 23:25:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 2951 transitions. [2018-11-09 23:25:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:28,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:28,095 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:28,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2548 states and 2967 transitions. [2018-11-09 23:25:28,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 2967 transitions. [2018-11-09 23:25:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:28,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:29,027 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:31,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:31,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2578 states and 3005 transitions. [2018-11-09 23:25:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 3005 transitions. [2018-11-09 23:25:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:31,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:31,274 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:32,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:32,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 2587 states and 3015 transitions. [2018-11-09 23:25:32,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 3015 transitions. [2018-11-09 23:25:32,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:32,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:32,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:32,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 2601 states and 3028 transitions. [2018-11-09 23:25:32,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 3028 transitions. [2018-11-09 23:25:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:32,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:32,620 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2618 states and 3048 transitions. [2018-11-09 23:25:33,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3048 transitions. [2018-11-09 23:25:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:33,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:33,594 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 2632 states and 3061 transitions. [2018-11-09 23:25:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3061 transitions. [2018-11-09 23:25:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:34,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 2653 states and 3084 transitions. [2018-11-09 23:25:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 3084 transitions. [2018-11-09 23:25:35,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:35,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:35,115 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:35,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2669 states and 3102 transitions. [2018-11-09 23:25:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3102 transitions. [2018-11-09 23:25:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:35,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 2676 states and 3109 transitions. [2018-11-09 23:25:36,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 3109 transitions. [2018-11-09 23:25:36,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:36,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:37,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 2692 states and 3127 transitions. [2018-11-09 23:25:37,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3127 transitions. [2018-11-09 23:25:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:37,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:38,020 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:38,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2707 states and 3142 transitions. [2018-11-09 23:25:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 3142 transitions. [2018-11-09 23:25:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:38,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:38,780 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:39,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2711 states and 3147 transitions. [2018-11-09 23:25:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3147 transitions. [2018-11-09 23:25:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-09 23:25:39,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-09 23:25:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2728 states and 3164 transitions. [2018-11-09 23:25:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3164 transitions. [2018-11-09 23:25:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-09 23:25:39,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:39,871 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-09 23:25:41,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:41,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 2743 states and 3180 transitions. [2018-11-09 23:25:41,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3180 transitions. [2018-11-09 23:25:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-09 23:25:41,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:42,920 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-09 23:25:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:45,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 2802 states and 3242 transitions. [2018-11-09 23:25:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 3242 transitions. [2018-11-09 23:25:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-09 23:25:45,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:45,988 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-09 23:25:46,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 2818 states and 3257 transitions. [2018-11-09 23:25:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 3257 transitions. [2018-11-09 23:25:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:46,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:48,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:48,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 2845 states and 3289 transitions. [2018-11-09 23:25:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 3289 transitions. [2018-11-09 23:25:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:48,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:48,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:48,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 2846 states and 3291 transitions. [2018-11-09 23:25:48,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 3291 transitions. [2018-11-09 23:25:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:48,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:48,874 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:50,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 2871 states and 3323 transitions. [2018-11-09 23:25:50,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 3323 transitions. [2018-11-09 23:25:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:50,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 2894 states and 3347 transitions. [2018-11-09 23:25:51,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 3347 transitions. [2018-11-09 23:25:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:51,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:51,112 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:51,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:51,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 2905 states and 3357 transitions. [2018-11-09 23:25:51,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3357 transitions. [2018-11-09 23:25:51,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:51,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:51,711 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:52,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2916 states and 3367 transitions. [2018-11-09 23:25:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 3367 transitions. [2018-11-09 23:25:52,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:52,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:53,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:53,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 2930 states and 3384 transitions. [2018-11-09 23:25:53,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 3384 transitions. [2018-11-09 23:25:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:53,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2932 states and 3386 transitions. [2018-11-09 23:25:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 3386 transitions. [2018-11-09 23:25:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:53,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2947 states and 3402 transitions. [2018-11-09 23:25:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 3402 transitions. [2018-11-09 23:25:54,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:54,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 2956 states and 3413 transitions. [2018-11-09 23:25:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 3413 transitions. [2018-11-09 23:25:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:55,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:55,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 2958 states and 3415 transitions. [2018-11-09 23:25:55,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3415 transitions. [2018-11-09 23:25:55,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:55,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:55,649 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 2966 states and 3425 transitions. [2018-11-09 23:25:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 3425 transitions. [2018-11-09 23:25:56,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:56,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:56,167 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:56,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 2973 states and 3432 transitions. [2018-11-09 23:25:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 3432 transitions. [2018-11-09 23:25:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:56,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:57,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:57,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 2979 states and 3440 transitions. [2018-11-09 23:25:57,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 3440 transitions. [2018-11-09 23:25:57,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:57,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:58,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 2980 states and 3440 transitions. [2018-11-09 23:25:58,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 3440 transitions. [2018-11-09 23:25:58,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:58,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:59,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:59,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 2991 states and 3450 transitions. [2018-11-09 23:25:59,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 3450 transitions. [2018-11-09 23:25:59,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-09 23:25:59,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-09 23:25:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:25:59,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 3009 states and 3467 transitions. [2018-11-09 23:25:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3009 states and 3467 transitions. [2018-11-09 23:25:59,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-09 23:25:59,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:25:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:25:59,415 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-09 23:26:02,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 3047 states and 3506 transitions. [2018-11-09 23:26:02,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3047 states and 3506 transitions. [2018-11-09 23:26:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-09 23:26:02,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-09 23:26:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3052 states and 3511 transitions. [2018-11-09 23:26:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 3511 transitions. [2018-11-09 23:26:03,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-09 23:26:03,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-09 23:26:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3053 states and 3512 transitions. [2018-11-09 23:26:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 3512 transitions. [2018-11-09 23:26:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-09 23:26:03,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:03,473 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-09 23:26:03,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:03,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 3067 states and 3525 transitions. [2018-11-09 23:26:03,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3525 transitions. [2018-11-09 23:26:03,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-09 23:26:03,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:04,008 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-09 23:26:04,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 3091 states and 3549 transitions. [2018-11-09 23:26:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 3549 transitions. [2018-11-09 23:26:04,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-09 23:26:04,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:04,472 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-09 23:26:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 3092 states and 3549 transitions. [2018-11-09 23:26:04,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 3549 transitions. [2018-11-09 23:26:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:04,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:09,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 3144 states and 3629 transitions. [2018-11-09 23:26:09,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 3629 transitions. [2018-11-09 23:26:09,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:09,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:09,633 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:11,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:11,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 3174 states and 3677 transitions. [2018-11-09 23:26:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 3677 transitions. [2018-11-09 23:26:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:11,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:13,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:13,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3191 states and 3697 transitions. [2018-11-09 23:26:13,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3191 states and 3697 transitions. [2018-11-09 23:26:13,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:13,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:13,204 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:15,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 3217 states and 3731 transitions. [2018-11-09 23:26:15,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 3731 transitions. [2018-11-09 23:26:15,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:15,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 3231 states and 3749 transitions. [2018-11-09 23:26:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 3749 transitions. [2018-11-09 23:26:15,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:15,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:15,823 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:17,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 3247 states and 3768 transitions. [2018-11-09 23:26:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3768 transitions. [2018-11-09 23:26:17,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:17,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:17,602 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:18,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:18,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 3251 states and 3772 transitions. [2018-11-09 23:26:18,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 3772 transitions. [2018-11-09 23:26:18,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:18,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:21,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3303 states and 3831 transitions. [2018-11-09 23:26:21,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 3831 transitions. [2018-11-09 23:26:21,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:21,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3317 states and 3844 transitions. [2018-11-09 23:26:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 3844 transitions. [2018-11-09 23:26:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:21,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:21,936 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:22,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 3319 states and 3846 transitions. [2018-11-09 23:26:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3319 states and 3846 transitions. [2018-11-09 23:26:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:22,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 3333 states and 3859 transitions. [2018-11-09 23:26:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 3859 transitions. [2018-11-09 23:26:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:23,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:23,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:23,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 3347 states and 3873 transitions. [2018-11-09 23:26:23,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3873 transitions. [2018-11-09 23:26:23,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:23,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:23,850 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:24,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3351 states and 3878 transitions. [2018-11-09 23:26:24,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3351 states and 3878 transitions. [2018-11-09 23:26:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:24,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:25,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3360 states and 3887 transitions. [2018-11-09 23:26:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3360 states and 3887 transitions. [2018-11-09 23:26:25,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:25,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:25,312 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3371 states and 3897 transitions. [2018-11-09 23:26:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 3897 transitions. [2018-11-09 23:26:25,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:25,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3378 states and 3903 transitions. [2018-11-09 23:26:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 3903 transitions. [2018-11-09 23:26:27,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:27,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:27,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3379 states and 3904 transitions. [2018-11-09 23:26:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 3904 transitions. [2018-11-09 23:26:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:27,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:28,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:28,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3390 states and 3914 transitions. [2018-11-09 23:26:28,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3914 transitions. [2018-11-09 23:26:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:28,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:28,586 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3396 states and 3919 transitions. [2018-11-09 23:26:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3396 states and 3919 transitions. [2018-11-09 23:26:29,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:29,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:29,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:29,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3402 states and 3924 transitions. [2018-11-09 23:26:29,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 3924 transitions. [2018-11-09 23:26:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-09 23:26:29,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:29,878 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-09 23:26:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3408 states and 3929 transitions. [2018-11-09 23:26:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3408 states and 3929 transitions. [2018-11-09 23:26:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-09 23:26:30,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-09 23:26:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3435 states and 3955 transitions. [2018-11-09 23:26:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3435 states and 3955 transitions. [2018-11-09 23:26:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-09 23:26:31,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-09 23:26:31,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:31,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 3439 states and 3958 transitions. [2018-11-09 23:26:31,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3439 states and 3958 transitions. [2018-11-09 23:26:31,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-09 23:26:31,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:31,984 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-09 23:26:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 3478 states and 4001 transitions. [2018-11-09 23:26:34,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 4001 transitions. [2018-11-09 23:26:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-09 23:26:34,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:34,574 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-09 23:26:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:35,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 3482 states and 4004 transitions. [2018-11-09 23:26:35,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 4004 transitions. [2018-11-09 23:26:35,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-09 23:26:35,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-09 23:26:35,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:35,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 3486 states and 4007 transitions. [2018-11-09 23:26:35,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3486 states and 4007 transitions. [2018-11-09 23:26:35,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-09 23:26:35,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 2 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-09 23:26:38,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 3530 states and 4052 transitions. [2018-11-09 23:26:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3530 states and 4052 transitions. [2018-11-09 23:26:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-09 23:26:38,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:38,280 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2018-11-09 23:26:39,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:39,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 3542 states and 4064 transitions. [2018-11-09 23:26:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 4064 transitions. [2018-11-09 23:26:39,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-09 23:26:39,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:39,254 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 352 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-09 23:26:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:40,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 3556 states and 4080 transitions. [2018-11-09 23:26:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 4080 transitions. [2018-11-09 23:26:40,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-11-09 23:26:40,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-09 23:26:40,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:40,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 3563 states and 4087 transitions. [2018-11-09 23:26:40,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 4087 transitions. [2018-11-09 23:26:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-09 23:26:40,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-11-09 23:26:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 3568 states and 4093 transitions. [2018-11-09 23:26:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 3568 states and 4093 transitions. [2018-11-09 23:26:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-09 23:26:40,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:40,510 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-09 23:26:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 3575 states and 4105 transitions. [2018-11-09 23:26:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 4105 transitions. [2018-11-09 23:26:41,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-09 23:26:41,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 468 proven. 61 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 23:26:46,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:46,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 3614 states and 4151 transitions. [2018-11-09 23:26:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 4151 transitions. [2018-11-09 23:26:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-09 23:26:46,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 468 proven. 61 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 23:26:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 3632 states and 4171 transitions. [2018-11-09 23:26:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 4171 transitions. [2018-11-09 23:26:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-09 23:26:49,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 470 proven. 68 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 23:26:52,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:52,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 3664 states and 4211 transitions. [2018-11-09 23:26:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3664 states and 4211 transitions. [2018-11-09 23:26:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-09 23:26:52,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 470 proven. 68 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-09 23:26:54,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:54,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 3675 states and 4224 transitions. [2018-11-09 23:26:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 4224 transitions. [2018-11-09 23:26:54,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-09 23:26:54,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:54,893 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-09 23:26:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 3722 states and 4282 transitions. [2018-11-09 23:26:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 4282 transitions. [2018-11-09 23:26:58,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-09 23:26:58,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:26:58,296 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-09 23:26:59,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:26:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 3743 states and 4305 transitions. [2018-11-09 23:26:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 4305 transitions. [2018-11-09 23:26:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-09 23:26:59,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:26:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:00,058 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-09 23:27:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 3766 states and 4330 transitions. [2018-11-09 23:27:01,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 4330 transitions. [2018-11-09 23:27:01,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-09 23:27:01,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:01,819 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-09 23:27:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4349 states to 3784 states and 4349 transitions. [2018-11-09 23:27:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 4349 transitions. [2018-11-09 23:27:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-09 23:27:02,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-09 23:27:03,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:03,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 3799 states and 4363 transitions. [2018-11-09 23:27:03,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 4363 transitions. [2018-11-09 23:27:03,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-09 23:27:03,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-09 23:27:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 3820 states and 4384 transitions. [2018-11-09 23:27:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3820 states and 4384 transitions. [2018-11-09 23:27:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-09 23:27:04,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:04,328 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-09 23:27:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:04,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4389 states to 3826 states and 4389 transitions. [2018-11-09 23:27:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 4389 transitions. [2018-11-09 23:27:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-09 23:27:04,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:04,918 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-11-09 23:27:05,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 3838 states and 4404 transitions. [2018-11-09 23:27:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3838 states and 4404 transitions. [2018-11-09 23:27:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-09 23:27:05,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-09 23:27:09,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 3847 states and 4414 transitions. [2018-11-09 23:27:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 4414 transitions. [2018-11-09 23:27:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-09 23:27:09,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-09 23:27:11,181 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2018-11-09 23:27:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:12,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4432 states to 3865 states and 4432 transitions. [2018-11-09 23:27:12,092 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4432 transitions. [2018-11-09 23:27:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-09 23:27:12,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:12,234 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 532 proven. 5 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2018-11-09 23:27:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:12,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 3876 states and 4442 transitions. [2018-11-09 23:27:12,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3876 states and 4442 transitions. [2018-11-09 23:27:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-09 23:27:12,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:12,985 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 532 proven. 5 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2018-11-09 23:27:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 3877 states and 4442 transitions. [2018-11-09 23:27:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3877 states and 4442 transitions. [2018-11-09 23:27:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-09 23:27:13,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:13,690 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 532 proven. 5 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2018-11-09 23:27:14,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:14,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 3892 states and 4456 transitions. [2018-11-09 23:27:14,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 4456 transitions. [2018-11-09 23:27:14,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-11-09 23:27:14,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 443 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-09 23:27:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4477 states to 3913 states and 4477 transitions. [2018-11-09 23:27:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3913 states and 4477 transitions. [2018-11-09 23:27:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-11-09 23:27:15,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 443 proven. 8 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-09 23:27:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4490 states to 3926 states and 4490 transitions. [2018-11-09 23:27:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 3926 states and 4490 transitions. [2018-11-09 23:27:16,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-09 23:27:16,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-11-09 23:27:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:17,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 3955 states and 4526 transitions. [2018-11-09 23:27:17,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3955 states and 4526 transitions. [2018-11-09 23:27:17,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-09 23:27:17,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-11-09 23:27:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 3957 states and 4527 transitions. [2018-11-09 23:27:18,447 INFO L276 IsEmpty]: Start isEmpty. Operand 3957 states and 4527 transitions. [2018-11-09 23:27:18,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-09 23:27:18,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:18,531 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 579 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-11-09 23:27:18,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:18,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 3958 states and 4528 transitions. [2018-11-09 23:27:18,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3958 states and 4528 transitions. [2018-11-09 23:27:18,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:18,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:20,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:20,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 3969 states and 4540 transitions. [2018-11-09 23:27:20,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 4540 transitions. [2018-11-09 23:27:20,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:20,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:21,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 3993 states and 4564 transitions. [2018-11-09 23:27:21,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 4564 transitions. [2018-11-09 23:27:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:21,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:21,929 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 3998 states and 4569 transitions. [2018-11-09 23:27:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 4569 transitions. [2018-11-09 23:27:22,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:22,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:22,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:22,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4575 states to 4004 states and 4575 transitions. [2018-11-09 23:27:22,652 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 4575 transitions. [2018-11-09 23:27:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:22,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:23,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:23,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 4014 states and 4585 transitions. [2018-11-09 23:27:23,518 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 4585 transitions. [2018-11-09 23:27:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:23,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:24,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:24,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4590 states to 4019 states and 4590 transitions. [2018-11-09 23:27:24,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 4590 transitions. [2018-11-09 23:27:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:24,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:24,290 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 4027 states and 4598 transitions. [2018-11-09 23:27:24,911 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 4598 transitions. [2018-11-09 23:27:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:24,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:25,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4038 states and 4608 transitions. [2018-11-09 23:27:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 4038 states and 4608 transitions. [2018-11-09 23:27:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:25,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:25,191 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:25,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4039 states and 4608 transitions. [2018-11-09 23:27:25,550 INFO L276 IsEmpty]: Start isEmpty. Operand 4039 states and 4608 transitions. [2018-11-09 23:27:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:25,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:25,637 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:26,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:26,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 4050 states and 4618 transitions. [2018-11-09 23:27:26,492 INFO L276 IsEmpty]: Start isEmpty. Operand 4050 states and 4618 transitions. [2018-11-09 23:27:26,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:26,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:26,580 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:26,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 4051 states and 4618 transitions. [2018-11-09 23:27:26,939 INFO L276 IsEmpty]: Start isEmpty. Operand 4051 states and 4618 transitions. [2018-11-09 23:27:26,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-09 23:27:26,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2018-11-09 23:27:27,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 4068 states and 4634 transitions. [2018-11-09 23:27:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 4068 states and 4634 transitions. [2018-11-09 23:27:27,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:27,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:27,530 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 4142 states and 4720 transitions. [2018-11-09 23:27:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 4142 states and 4720 transitions. [2018-11-09 23:27:32,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:32,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:32,617 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:36,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:36,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4798 states to 4211 states and 4798 transitions. [2018-11-09 23:27:36,116 INFO L276 IsEmpty]: Start isEmpty. Operand 4211 states and 4798 transitions. [2018-11-09 23:27:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:36,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:36,283 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4813 states to 4224 states and 4813 transitions. [2018-11-09 23:27:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 4224 states and 4813 transitions. [2018-11-09 23:27:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:38,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:38,434 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:38,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4839 states to 4251 states and 4839 transitions. [2018-11-09 23:27:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4251 states and 4839 transitions. [2018-11-09 23:27:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:38,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:39,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:39,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4847 states to 4258 states and 4847 transitions. [2018-11-09 23:27:39,745 INFO L276 IsEmpty]: Start isEmpty. Operand 4258 states and 4847 transitions. [2018-11-09 23:27:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:39,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:39,931 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 4263 states and 4855 transitions. [2018-11-09 23:27:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 4263 states and 4855 transitions. [2018-11-09 23:27:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:40,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:41,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:41,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4858 states to 4267 states and 4858 transitions. [2018-11-09 23:27:41,476 INFO L276 IsEmpty]: Start isEmpty. Operand 4267 states and 4858 transitions. [2018-11-09 23:27:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:41,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:41,645 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:43,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:43,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 4303 states and 4893 transitions. [2018-11-09 23:27:43,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 4893 transitions. [2018-11-09 23:27:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-09 23:27:43,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 575 proven. 14 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-09 23:27:44,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:44,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 4307 states and 4896 transitions. [2018-11-09 23:27:44,103 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 4896 transitions. [2018-11-09 23:27:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:44,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:27:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4945 states to 4357 states and 4945 transitions. [2018-11-09 23:27:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4357 states and 4945 transitions. [2018-11-09 23:27:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:46,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:46,336 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:27:48,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:48,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4992 states to 4405 states and 4992 transitions. [2018-11-09 23:27:48,244 INFO L276 IsEmpty]: Start isEmpty. Operand 4405 states and 4992 transitions. [2018-11-09 23:27:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:48,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:48,407 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:27:50,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:50,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5042 states to 4455 states and 5042 transitions. [2018-11-09 23:27:50,794 INFO L276 IsEmpty]: Start isEmpty. Operand 4455 states and 5042 transitions. [2018-11-09 23:27:50,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:50,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:27:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:51,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 4457 states and 5043 transitions. [2018-11-09 23:27:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 4457 states and 5043 transitions. [2018-11-09 23:27:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:51,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:51,788 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:27:53,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5068 states to 4482 states and 5068 transitions. [2018-11-09 23:27:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 4482 states and 5068 transitions. [2018-11-09 23:27:53,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:53,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:27:57,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5127 states to 4532 states and 5127 transitions. [2018-11-09 23:27:57,600 INFO L276 IsEmpty]: Start isEmpty. Operand 4532 states and 5127 transitions. [2018-11-09 23:27:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:57,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:57,756 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:27:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:27:59,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 4552 states and 5148 transitions. [2018-11-09 23:27:59,495 INFO L276 IsEmpty]: Start isEmpty. Operand 4552 states and 5148 transitions. [2018-11-09 23:27:59,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:27:59,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:27:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:27:59,805 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:28:00,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5150 states to 4554 states and 5150 transitions. [2018-11-09 23:28:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4554 states and 5150 transitions. [2018-11-09 23:28:00,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:28:00,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:00,888 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:28:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:01,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5160 states to 4565 states and 5160 transitions. [2018-11-09 23:28:01,662 INFO L276 IsEmpty]: Start isEmpty. Operand 4565 states and 5160 transitions. [2018-11-09 23:28:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:28:01,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:02,002 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:28:03,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:03,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5174 states to 4580 states and 5174 transitions. [2018-11-09 23:28:03,365 INFO L276 IsEmpty]: Start isEmpty. Operand 4580 states and 5174 transitions. [2018-11-09 23:28:03,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-09 23:28:03,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:03,517 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 424 proven. 3 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-11-09 23:28:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:05,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5222 states to 4628 states and 5222 transitions. [2018-11-09 23:28:05,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4628 states and 5222 transitions. [2018-11-09 23:28:05,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-09 23:28:05,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:05,798 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-09 23:28:07,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:07,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5269 states to 4675 states and 5269 transitions. [2018-11-09 23:28:07,277 INFO L276 IsEmpty]: Start isEmpty. Operand 4675 states and 5269 transitions. [2018-11-09 23:28:07,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-09 23:28:07,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-09 23:28:09,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:09,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5311 states to 4717 states and 5311 transitions. [2018-11-09 23:28:09,161 INFO L276 IsEmpty]: Start isEmpty. Operand 4717 states and 5311 transitions. [2018-11-09 23:28:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-09 23:28:09,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:09,287 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-09 23:28:12,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:12,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5357 states to 4763 states and 5357 transitions. [2018-11-09 23:28:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 4763 states and 5357 transitions. [2018-11-09 23:28:12,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-09 23:28:12,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-09 23:28:13,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5370 states to 4777 states and 5370 transitions. [2018-11-09 23:28:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 4777 states and 5370 transitions. [2018-11-09 23:28:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-09 23:28:13,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:13,604 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-11-09 23:28:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5413 states to 4821 states and 5413 transitions. [2018-11-09 23:28:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 4821 states and 5413 transitions. [2018-11-09 23:28:14,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-11-09 23:28:14,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 803 proven. 5 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-09 23:28:19,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 4839 states and 5433 transitions. [2018-11-09 23:28:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 4839 states and 5433 transitions. [2018-11-09 23:28:19,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2018-11-09 23:28:19,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 598 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-11-09 23:28:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5438 states to 4841 states and 5438 transitions. [2018-11-09 23:28:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 4841 states and 5438 transitions. [2018-11-09 23:28:20,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-11-09 23:28:20,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:20,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 639 proven. 5 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2018-11-09 23:28:21,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:21,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5448 states to 4852 states and 5448 transitions. [2018-11-09 23:28:21,584 INFO L276 IsEmpty]: Start isEmpty. Operand 4852 states and 5448 transitions. [2018-11-09 23:28:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-11-09 23:28:21,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 639 proven. 5 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2018-11-09 23:28:22,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:22,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5458 states to 4863 states and 5458 transitions. [2018-11-09 23:28:22,687 INFO L276 IsEmpty]: Start isEmpty. Operand 4863 states and 5458 transitions. [2018-11-09 23:28:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2018-11-09 23:28:22,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1146 backedges. 681 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-11-09 23:28:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5466 states to 4871 states and 5466 transitions. [2018-11-09 23:28:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 4871 states and 5466 transitions. [2018-11-09 23:28:22,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2018-11-09 23:28:22,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:23,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 709 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-11-09 23:28:25,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:25,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 4888 states and 5483 transitions. [2018-11-09 23:28:25,282 INFO L276 IsEmpty]: Start isEmpty. Operand 4888 states and 5483 transitions. [2018-11-09 23:28:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2018-11-09 23:28:25,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 709 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-11-09 23:28:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:26,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5489 states to 4893 states and 5489 transitions. [2018-11-09 23:28:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4893 states and 5489 transitions. [2018-11-09 23:28:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2018-11-09 23:28:26,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 709 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2018-11-09 23:28:28,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:28,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 4910 states and 5504 transitions. [2018-11-09 23:28:28,238 INFO L276 IsEmpty]: Start isEmpty. Operand 4910 states and 5504 transitions. [2018-11-09 23:28:28,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:28,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:28,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:31,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5563 states to 4967 states and 5563 transitions. [2018-11-09 23:28:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 4967 states and 5563 transitions. [2018-11-09 23:28:31,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:31,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:31,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5623 states to 5017 states and 5623 transitions. [2018-11-09 23:28:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 5017 states and 5623 transitions. [2018-11-09 23:28:36,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:36,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:36,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5669 states to 5050 states and 5669 transitions. [2018-11-09 23:28:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 5050 states and 5669 transitions. [2018-11-09 23:28:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:37,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:39,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5674 states to 5054 states and 5674 transitions. [2018-11-09 23:28:39,698 INFO L276 IsEmpty]: Start isEmpty. Operand 5054 states and 5674 transitions. [2018-11-09 23:28:39,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:39,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:41,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5683 states to 5063 states and 5683 transitions. [2018-11-09 23:28:41,401 INFO L276 IsEmpty]: Start isEmpty. Operand 5063 states and 5683 transitions. [2018-11-09 23:28:41,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:41,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:42,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:42,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5685 states to 5065 states and 5685 transitions. [2018-11-09 23:28:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 5065 states and 5685 transitions. [2018-11-09 23:28:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:42,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:45,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5704 states to 5082 states and 5704 transitions. [2018-11-09 23:28:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 5082 states and 5704 transitions. [2018-11-09 23:28:45,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:45,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:45,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:46,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5713 states to 5091 states and 5713 transitions. [2018-11-09 23:28:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 5091 states and 5713 transitions. [2018-11-09 23:28:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:46,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:46,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:46,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5092 states and 5714 transitions. [2018-11-09 23:28:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 5092 states and 5714 transitions. [2018-11-09 23:28:46,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:46,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:47,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:47,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5727 states to 5106 states and 5727 transitions. [2018-11-09 23:28:47,794 INFO L276 IsEmpty]: Start isEmpty. Operand 5106 states and 5727 transitions. [2018-11-09 23:28:47,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:47,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:48,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5787 states to 5165 states and 5787 transitions. [2018-11-09 23:28:48,934 INFO L276 IsEmpty]: Start isEmpty. Operand 5165 states and 5787 transitions. [2018-11-09 23:28:48,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:48,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:50,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5797 states to 5176 states and 5797 transitions. [2018-11-09 23:28:50,038 INFO L276 IsEmpty]: Start isEmpty. Operand 5176 states and 5797 transitions. [2018-11-09 23:28:50,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:50,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:51,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5807 states to 5187 states and 5807 transitions. [2018-11-09 23:28:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 5187 states and 5807 transitions. [2018-11-09 23:28:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:51,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5840 states to 5221 states and 5840 transitions. [2018-11-09 23:28:52,315 INFO L276 IsEmpty]: Start isEmpty. Operand 5221 states and 5840 transitions. [2018-11-09 23:28:52,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:52,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:52,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:53,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 5265 states and 5883 transitions. [2018-11-09 23:28:53,312 INFO L276 IsEmpty]: Start isEmpty. Operand 5265 states and 5883 transitions. [2018-11-09 23:28:53,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:53,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:55,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:55,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 5285 states and 5905 transitions. [2018-11-09 23:28:55,051 INFO L276 IsEmpty]: Start isEmpty. Operand 5285 states and 5905 transitions. [2018-11-09 23:28:55,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:55,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:56,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:56,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5921 states to 5301 states and 5921 transitions. [2018-11-09 23:28:56,757 INFO L276 IsEmpty]: Start isEmpty. Operand 5301 states and 5921 transitions. [2018-11-09 23:28:56,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:56,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:28:59,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:28:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5942 states to 5319 states and 5942 transitions. [2018-11-09 23:28:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 5319 states and 5942 transitions. [2018-11-09 23:28:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:28:59,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:28:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:28:59,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:29:00,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:29:00,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5956 states to 5334 states and 5956 transitions. [2018-11-09 23:29:00,623 INFO L276 IsEmpty]: Start isEmpty. Operand 5334 states and 5956 transitions. [2018-11-09 23:29:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:29:00,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:29:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:29:00,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:29:01,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:29:01,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5966 states to 5345 states and 5966 transitions. [2018-11-09 23:29:01,710 INFO L276 IsEmpty]: Start isEmpty. Operand 5345 states and 5966 transitions. [2018-11-09 23:29:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:29:01,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:29:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:29:01,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:29:02,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:29:02,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5979 states to 5359 states and 5979 transitions. [2018-11-09 23:29:02,723 INFO L276 IsEmpty]: Start isEmpty. Operand 5359 states and 5979 transitions. [2018-11-09 23:29:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:29:02,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:29:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:29:02,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:29:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:29:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5993 states to 5374 states and 5993 transitions. [2018-11-09 23:29:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 5374 states and 5993 transitions. [2018-11-09 23:29:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-09 23:29:03,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-09 23:29:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 23:29:04,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 754 proven. 21 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-09 23:29:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-09 23:29:05,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 4158 states and 4649 transitions. [2018-11-09 23:29:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4158 states and 4649 transitions. [2018-11-09 23:29:05,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-09 23:29:05,041 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 312 iterations. [2018-11-09 23:29:05,048 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-09 23:29:05,235 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-11-09 23:29:05,389 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 19 [2018-11-09 23:29:05,566 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-11-09 23:29:05,764 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 19 [2018-11-09 23:29:05,914 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-11-09 23:29:06,136 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 19 [2018-11-09 23:29:06,315 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 19 [2018-11-09 23:29:06,426 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-11-09 23:29:06,539 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-11-09 23:29:06,699 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 19 [2018-11-09 23:29:06,894 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 19 [2018-11-09 23:29:07,015 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 19 [2018-11-09 23:29:07,182 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2018-11-09 23:29:07,331 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 19 [2018-11-09 23:29:07,486 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2018-11-09 23:29:07,640 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19 [2018-11-09 23:29:07,795 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2018-11-09 23:29:07,956 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2018-11-09 23:29:08,081 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-11-09 23:29:08,191 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-11-09 23:29:08,305 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 19 [2018-11-09 23:29:08,412 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2018-11-09 23:29:08,608 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2018-11-09 23:29:08,853 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 59 [2018-11-09 23:29:09,017 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2018-11-09 23:29:09,179 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2018-11-09 23:29:09,329 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-11-09 23:29:09,475 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2018-11-09 23:29:09,609 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2018-11-09 23:29:09,758 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2018-11-09 23:29:09,872 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 19 [2018-11-09 23:29:10,026 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19 [2018-11-09 23:29:10,133 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2018-11-09 23:29:10,275 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 19 [2018-11-09 23:29:10,424 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2018-11-09 23:29:10,585 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2018-11-09 23:29:10,751 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2018-11-09 23:29:10,898 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 19 [2018-11-09 23:29:11,254 WARN L179 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 19 [2018-11-09 23:29:11,379 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-11-09 23:29:11,531 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 19 [2018-11-09 23:29:11,697 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19 [2018-11-09 23:29:11,864 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 19 [2018-11-09 23:29:11,977 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-11-09 23:29:12,171 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 19 [2018-11-09 23:29:12,279 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 19 [2018-11-09 23:29:12,382 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 19 [2018-11-09 23:29:12,641 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 19 [2018-11-09 23:29:12,799 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2018-11-09 23:29:12,955 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2018-11-09 23:29:13,142 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 19 [2018-11-09 23:29:13,255 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-11-09 23:29:13,399 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 19 [2018-11-09 23:29:13,551 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-11-09 23:29:13,708 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2018-11-09 23:29:13,848 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 19 [2018-11-09 23:29:14,073 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 19 [2018-11-09 23:29:14,196 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-11-09 23:29:14,326 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 19 [2018-11-09 23:29:14,484 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2018-11-09 23:29:14,640 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2018-11-09 23:29:14,763 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-11-09 23:29:14,919 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2018-11-09 23:29:15,125 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 52 [2018-11-09 23:29:15,289 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2018-11-09 23:29:15,480 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 19 [2018-11-09 23:29:15,480 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-09 23:29:15,482 INFO L582 CodeCheckObserver]: Invariant with dag size 19 [2018-11-09 23:29:15,488 INFO L582 CodeCheckObserver]: Invariant with dag size 19 [2018-11-09 23:29:15,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 11:29:15 ImpRootNode [2018-11-09 23:29:15,489 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-09 23:29:15,489 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 23:29:15,490 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 23:29:15,490 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 23:29:15,490 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 11:23:55" (3/4) ... [2018-11-09 23:29:15,493 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-09 23:29:15,508 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-09 23:29:15,509 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-09 23:29:15,511 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-09 23:29:15,512 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-09 23:29:15,602 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5fc62612-b821-4dbf-9a5c-707783dca469/bin-2019/ukojak/witness.graphml [2018-11-09 23:29:15,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 23:29:15,602 INFO L168 Benchmark]: Toolchain (without parser) took 321564.43 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 956.5 MB in the beginning and 1.9 GB in the end (delta: -934.1 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-09 23:29:15,603 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 23:29:15,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.98 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 23:29:15,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 921.6 MB in the beginning and 1.2 GB in the end (delta: -229.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-09 23:29:15,603 INFO L168 Benchmark]: Boogie Preprocessor took 39.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. [2018-11-09 23:29:15,604 INFO L168 Benchmark]: RCFGBuilder took 1425.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 903.5 MB in the end (delta: 242.6 MB). Peak memory consumption was 242.6 MB. Max. memory is 11.5 GB. [2018-11-09 23:29:15,604 INFO L168 Benchmark]: CodeCheck took 319502.76 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 903.5 MB in the beginning and 1.9 GB in the end (delta: -987.2 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-09 23:29:15,604 INFO L168 Benchmark]: Witness Printer took 112.40 ms. Allocated memory is still 4.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 23.9 kB). Peak memory consumption was 23.9 kB. Max. memory is 11.5 GB. [2018-11-09 23:29:15,606 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 309.0s OverallTime, 312 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 256 SDtfs, -1487131080 SDslu, 2048 SDs, 0 SdLazy, -1365997712 SolverSat, 587202944 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1939.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 528854 GetRequests, 520124 SyntacticMatches, 6298 SemanticMatches, 2432 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4435267 ImplicationChecksByTransitivity, 257.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.2s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 24.7s InterpolantComputationTime, 81979 NumberOfCodeBlocks, 81979 NumberOfCodeBlocksAsserted, 311 NumberOfCheckSat, 81668 ConstructedInterpolants, 0 QuantifiedInterpolants, 70641127 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 311 InterpolantComputations, 169 PerfectInterpolantSequences, 128807/130146 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: 484]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a28 == 7 || a28 == 10) || (a28 == 8 && !(a11 == 1))) || (!(a28 == 8) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a28 == 7 || a28 == 10) || (a28 == 8 && !(a11 == 1))) || (!(a28 == 8) && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.98 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 113.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 921.6 MB in the beginning and 1.2 GB in the end (delta: -229.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1425.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 903.5 MB in the end (delta: 242.6 MB). Peak memory consumption was 242.6 MB. Max. memory is 11.5 GB. * CodeCheck took 319502.76 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 903.5 MB in the beginning and 1.9 GB in the end (delta: -987.2 MB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 112.40 ms. Allocated memory is still 4.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 23.9 kB). Peak memory consumption was 23.9 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...