./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/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 bab2da56573ef206e3542dbf4ea35e0da738901e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:24:02,498 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:24:02,499 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:24:02,506 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:24:02,506 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:24:02,507 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:24:02,507 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:24:02,508 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:24:02,509 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:24:02,510 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:24:02,511 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:24:02,511 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:24:02,512 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:24:02,512 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:24:02,513 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:24:02,513 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:24:02,514 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:24:02,515 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:24:02,517 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:24:02,517 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:24:02,518 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:24:02,519 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:24:02,520 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:24:02,521 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:24:02,521 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:24:02,521 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:24:02,522 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:24:02,523 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:24:02,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:24:02,524 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:24:02,524 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:24:02,524 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:24:02,525 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:24:02,525 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:24:02,525 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:24:02,526 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:24:02,526 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 09:24:02,536 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:24:02,536 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:24:02,537 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:24:02,537 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:24:02,537 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:24:02,537 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:24:02,538 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:24:02,538 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:24:02,538 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:24:02,538 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:24:02,538 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:24:02,538 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:24:02,538 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:24:02,539 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:24:02,539 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:24:02,539 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:24:02,539 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:24:02,539 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:24:02,539 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 09:24:02,539 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 09:24:02,540 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:24:02,540 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:24:02,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 09:24:02,540 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:24:02,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:24:02,540 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:24:02,540 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 09:24:02,541 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:24:02,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:24:02,541 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_7d4100cb-efba-42d8-a208-076a4af9bb1e/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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2018-11-18 09:24:02,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:24:02,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:24:02,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:24:02,573 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:24:02,573 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:24:02,573 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c [2018-11-18 09:24:02,608 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/data/3f4a771c8/3d686ccddaf049b38aa6153ab63e3c3f/FLAG0b3356318 [2018-11-18 09:24:03,052 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:24:03,053 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/sv-benchmarks/c/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c [2018-11-18 09:24:03,061 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/data/3f4a771c8/3d686ccddaf049b38aa6153ab63e3c3f/FLAG0b3356318 [2018-11-18 09:24:03,072 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/data/3f4a771c8/3d686ccddaf049b38aa6153ab63e3c3f [2018-11-18 09:24:03,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:24:03,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:24:03,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:24:03,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:24:03,079 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:24:03,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ec56fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03, skipping insertion in model container [2018-11-18 09:24:03,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:24:03,123 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:24:03,327 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:24:03,331 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:24:03,396 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:24:03,408 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:24:03,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03 WrapperNode [2018-11-18 09:24:03,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:24:03,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:24:03,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:24:03,409 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:24:03,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:24:03,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:24:03,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:24:03,508 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:24:03,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... [2018-11-18 09:24:03,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:24:03,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:24:03,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:24:03,549 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:24:03,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/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 [2018-11-18 09:24:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 09:24:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:24:03,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:24:04,808 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:24:04,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:04 BoogieIcfgContainer [2018-11-18 09:24:04,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:24:04,809 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:24:04,809 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:24:04,815 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:24:04,815 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:04" (1/1) ... [2018-11-18 09:24:04,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:24:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 09:24:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 09:24:04,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 09:24:04,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:05,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:05,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2018-11-18 09:24:05,444 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2018-11-18 09:24:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 09:24:05,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:05,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:05,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 212 states and 322 transitions. [2018-11-18 09:24:05,963 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 322 transitions. [2018-11-18 09:24:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 09:24:05,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 217 states and 330 transitions. [2018-11-18 09:24:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 330 transitions. [2018-11-18 09:24:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 09:24:06,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 288 states and 405 transitions. [2018-11-18 09:24:06,589 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 405 transitions. [2018-11-18 09:24:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 09:24:06,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:06,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:06,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 289 states and 406 transitions. [2018-11-18 09:24:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 406 transitions. [2018-11-18 09:24:06,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 09:24:06,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:06,716 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 09:24:06,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 302 states and 426 transitions. [2018-11-18 09:24:06,973 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 426 transitions. [2018-11-18 09:24:06,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 09:24:06,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:07,054 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:07,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 317 states and 444 transitions. [2018-11-18 09:24:07,407 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 444 transitions. [2018-11-18 09:24:07,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 09:24:07,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:07,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 327 states and 459 transitions. [2018-11-18 09:24:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 459 transitions. [2018-11-18 09:24:07,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 09:24:07,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:08,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:08,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 343 states and 481 transitions. [2018-11-18 09:24:08,211 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 481 transitions. [2018-11-18 09:24:08,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 09:24:08,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 350 states and 490 transitions. [2018-11-18 09:24:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 490 transitions. [2018-11-18 09:24:08,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 09:24:08,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:08,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:08,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 364 states and 508 transitions. [2018-11-18 09:24:08,847 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 508 transitions. [2018-11-18 09:24:08,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 09:24:08,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 372 states and 518 transitions. [2018-11-18 09:24:09,100 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 518 transitions. [2018-11-18 09:24:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 09:24:09,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:09,134 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:09,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 378 states and 527 transitions. [2018-11-18 09:24:09,234 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 527 transitions. [2018-11-18 09:24:09,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 09:24:09,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:09,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 396 states and 549 transitions. [2018-11-18 09:24:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 549 transitions. [2018-11-18 09:24:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 09:24:09,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:09,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:09,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 402 states and 556 transitions. [2018-11-18 09:24:09,844 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 556 transitions. [2018-11-18 09:24:09,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 09:24:09,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 413 states and 567 transitions. [2018-11-18 09:24:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 567 transitions. [2018-11-18 09:24:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 09:24:10,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:10,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:10,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:10,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 416 states and 569 transitions. [2018-11-18 09:24:10,345 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 569 transitions. [2018-11-18 09:24:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 09:24:10,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:10,364 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:10,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:10,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 427 states and 585 transitions. [2018-11-18 09:24:10,667 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 585 transitions. [2018-11-18 09:24:10,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 09:24:10,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:10,686 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:10,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:10,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 434 states and 595 transitions. [2018-11-18 09:24:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 595 transitions. [2018-11-18 09:24:10,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 09:24:10,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:10,998 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:24:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 435 states and 597 transitions. [2018-11-18 09:24:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 597 transitions. [2018-11-18 09:24:11,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 09:24:11,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:11,107 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 09:24:11,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:11,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 436 states and 599 transitions. [2018-11-18 09:24:11,211 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 599 transitions. [2018-11-18 09:24:11,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 09:24:11,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:11,234 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 443 states and 606 transitions. [2018-11-18 09:24:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 606 transitions. [2018-11-18 09:24:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 09:24:11,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:11,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:11,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 450 states and 614 transitions. [2018-11-18 09:24:11,449 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 614 transitions. [2018-11-18 09:24:11,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 09:24:11,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:11,505 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:12,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 464 states and 631 transitions. [2018-11-18 09:24:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 631 transitions. [2018-11-18 09:24:12,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 09:24:12,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 472 states and 641 transitions. [2018-11-18 09:24:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 641 transitions. [2018-11-18 09:24:12,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 09:24:12,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:12,486 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 480 states and 648 transitions. [2018-11-18 09:24:12,643 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 648 transitions. [2018-11-18 09:24:12,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 09:24:12,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:12,860 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:13,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:13,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 487 states and 658 transitions. [2018-11-18 09:24:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 658 transitions. [2018-11-18 09:24:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 09:24:13,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:13,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 492 states and 663 transitions. [2018-11-18 09:24:13,439 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 663 transitions. [2018-11-18 09:24:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 09:24:13,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:13,464 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:13,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:13,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 497 states and 668 transitions. [2018-11-18 09:24:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 668 transitions. [2018-11-18 09:24:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 09:24:13,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:13,692 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 517 states and 690 transitions. [2018-11-18 09:24:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 690 transitions. [2018-11-18 09:24:14,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:24:14,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:14,698 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:14,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:14,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 519 states and 692 transitions. [2018-11-18 09:24:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 692 transitions. [2018-11-18 09:24:14,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 09:24:14,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:14,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 521 states and 694 transitions. [2018-11-18 09:24:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 694 transitions. [2018-11-18 09:24:14,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:24:14,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:14,811 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:15,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:15,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 545 states and 722 transitions. [2018-11-18 09:24:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 722 transitions. [2018-11-18 09:24:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 09:24:15,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:16,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 616 states and 801 transitions. [2018-11-18 09:24:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 801 transitions. [2018-11-18 09:24:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:24:16,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:16,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 629 states and 815 transitions. [2018-11-18 09:24:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 815 transitions. [2018-11-18 09:24:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:24:16,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:16,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:16,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 634 states and 823 transitions. [2018-11-18 09:24:16,684 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 823 transitions. [2018-11-18 09:24:16,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 09:24:16,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:16,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 640 states and 829 transitions. [2018-11-18 09:24:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 829 transitions. [2018-11-18 09:24:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 09:24:16,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 656 states and 858 transitions. [2018-11-18 09:24:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 858 transitions. [2018-11-18 09:24:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 09:24:17,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:17,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 667 states and 869 transitions. [2018-11-18 09:24:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 869 transitions. [2018-11-18 09:24:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 09:24:17,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 679 states and 881 transitions. [2018-11-18 09:24:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 881 transitions. [2018-11-18 09:24:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 09:24:17,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:17,900 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 691 states and 894 transitions. [2018-11-18 09:24:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 894 transitions. [2018-11-18 09:24:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 09:24:18,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:24:18,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:18,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 713 states and 917 transitions. [2018-11-18 09:24:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 917 transitions. [2018-11-18 09:24:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 09:24:18,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 09:24:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:18,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 746 states and 956 transitions. [2018-11-18 09:24:18,666 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 956 transitions. [2018-11-18 09:24:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:24:18,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:18,687 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 09:24:19,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:19,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 762 states and 982 transitions. [2018-11-18 09:24:19,193 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 982 transitions. [2018-11-18 09:24:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 09:24:19,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 09:24:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:19,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 768 states and 987 transitions. [2018-11-18 09:24:19,375 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 987 transitions. [2018-11-18 09:24:19,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 09:24:19,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:19,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 783 states and 1002 transitions. [2018-11-18 09:24:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1002 transitions. [2018-11-18 09:24:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 09:24:19,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:19,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:19,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 803 states and 1022 transitions. [2018-11-18 09:24:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1022 transitions. [2018-11-18 09:24:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 09:24:19,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 09:24:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 823 states and 1042 transitions. [2018-11-18 09:24:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1042 transitions. [2018-11-18 09:24:19,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 09:24:19,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:19,990 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:24:20,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 832 states and 1051 transitions. [2018-11-18 09:24:20,018 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1051 transitions. [2018-11-18 09:24:20,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 09:24:20,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 09:24:20,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:20,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 834 states and 1052 transitions. [2018-11-18 09:24:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1052 transitions. [2018-11-18 09:24:20,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 09:24:20,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:20,138 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:24:20,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:20,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 838 states and 1056 transitions. [2018-11-18 09:24:20,224 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1056 transitions. [2018-11-18 09:24:20,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 09:24:20,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:20,304 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 09:24:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 844 states and 1064 transitions. [2018-11-18 09:24:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1064 transitions. [2018-11-18 09:24:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 09:24:20,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:20,691 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 09:24:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 848 states and 1068 transitions. [2018-11-18 09:24:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1068 transitions. [2018-11-18 09:24:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 09:24:20,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 09:24:22,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:22,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 934 states and 1168 transitions. [2018-11-18 09:24:22,431 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1168 transitions. [2018-11-18 09:24:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 09:24:22,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 09:24:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 943 states and 1177 transitions. [2018-11-18 09:24:22,827 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1177 transitions. [2018-11-18 09:24:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 09:24:22,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:22,871 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 09:24:24,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:24,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1014 states and 1259 transitions. [2018-11-18 09:24:24,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1259 transitions. [2018-11-18 09:24:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 09:24:24,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 09:24:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:25,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1079 states and 1327 transitions. [2018-11-18 09:24:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1327 transitions. [2018-11-18 09:24:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:24:25,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:25,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:25,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1104 states and 1360 transitions. [2018-11-18 09:24:25,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1360 transitions. [2018-11-18 09:24:25,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:24:25,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:25,909 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1124 states and 1382 transitions. [2018-11-18 09:24:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1382 transitions. [2018-11-18 09:24:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:24:26,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:26,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1127 states and 1385 transitions. [2018-11-18 09:24:26,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1385 transitions. [2018-11-18 09:24:26,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:24:26,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:27,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:27,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1131 states and 1388 transitions. [2018-11-18 09:24:27,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1388 transitions. [2018-11-18 09:24:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 09:24:27,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:27,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1132 states and 1388 transitions. [2018-11-18 09:24:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1388 transitions. [2018-11-18 09:24:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 09:24:27,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:24:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1151 states and 1409 transitions. [2018-11-18 09:24:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1409 transitions. [2018-11-18 09:24:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 09:24:27,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:27,244 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:24:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1160 states and 1419 transitions. [2018-11-18 09:24:27,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1419 transitions. [2018-11-18 09:24:27,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 09:24:27,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 09:24:27,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:27,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1171 states and 1429 transitions. [2018-11-18 09:24:27,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1429 transitions. [2018-11-18 09:24:27,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 09:24:27,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 09:24:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1176 states and 1435 transitions. [2018-11-18 09:24:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1435 transitions. [2018-11-18 09:24:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 09:24:27,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:27,690 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:24:27,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1177 states and 1436 transitions. [2018-11-18 09:24:27,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1436 transitions. [2018-11-18 09:24:27,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:24:27,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:24:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:29,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1243 states and 1512 transitions. [2018-11-18 09:24:29,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1512 transitions. [2018-11-18 09:24:29,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 09:24:29,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 09:24:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1283 states and 1565 transitions. [2018-11-18 09:24:30,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1565 transitions. [2018-11-18 09:24:30,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 09:24:30,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:30,889 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 09:24:30,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1285 states and 1566 transitions. [2018-11-18 09:24:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1566 transitions. [2018-11-18 09:24:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 09:24:30,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 09:24:30,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:30,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1289 states and 1573 transitions. [2018-11-18 09:24:30,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1573 transitions. [2018-11-18 09:24:30,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:30,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:24:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1297 states and 1585 transitions. [2018-11-18 09:24:33,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1585 transitions. [2018-11-18 09:24:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:33,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:33,562 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:24:34,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1329 states and 1624 transitions. [2018-11-18 09:24:34,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1624 transitions. [2018-11-18 09:24:34,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:34,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:24:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1358 states and 1655 transitions. [2018-11-18 09:24:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1655 transitions. [2018-11-18 09:24:35,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:35,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:24:35,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:35,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1364 states and 1666 transitions. [2018-11-18 09:24:35,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1666 transitions. [2018-11-18 09:24:35,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:35,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:35,829 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:24:36,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:36,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1371 states and 1672 transitions. [2018-11-18 09:24:36,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1672 transitions. [2018-11-18 09:24:36,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:36,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:24:36,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:36,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1373 states and 1674 transitions. [2018-11-18 09:24:36,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1674 transitions. [2018-11-18 09:24:36,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:36,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:36,538 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 09:24:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1375 states and 1676 transitions. [2018-11-18 09:24:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1676 transitions. [2018-11-18 09:24:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:36,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:24:38,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:38,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1403 states and 1705 transitions. [2018-11-18 09:24:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1705 transitions. [2018-11-18 09:24:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:38,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:38,140 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 09:24:38,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:38,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1422 states and 1722 transitions. [2018-11-18 09:24:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1722 transitions. [2018-11-18 09:24:38,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:24:38,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:24:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1431 states and 1732 transitions. [2018-11-18 09:24:39,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1732 transitions. [2018-11-18 09:24:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 09:24:39,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:39,348 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 111 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 09:24:39,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1434 states and 1734 transitions. [2018-11-18 09:24:39,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1734 transitions. [2018-11-18 09:24:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:24:39,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:39,484 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 09:24:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1441 states and 1740 transitions. [2018-11-18 09:24:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1740 transitions. [2018-11-18 09:24:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 09:24:39,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 09:24:40,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:40,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1447 states and 1753 transitions. [2018-11-18 09:24:40,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1753 transitions. [2018-11-18 09:24:40,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 09:24:40,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 09:24:40,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1452 states and 1759 transitions. [2018-11-18 09:24:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1759 transitions. [2018-11-18 09:24:40,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 09:24:40,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:40,622 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 09:24:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1492 states and 1804 transitions. [2018-11-18 09:24:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1804 transitions. [2018-11-18 09:24:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:24:41,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 09:24:41,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1511 states and 1831 transitions. [2018-11-18 09:24:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1831 transitions. [2018-11-18 09:24:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:24:41,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:42,002 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 09:24:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1527 states and 1848 transitions. [2018-11-18 09:24:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1848 transitions. [2018-11-18 09:24:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:24:42,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:42,768 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 09:24:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1533 states and 1856 transitions. [2018-11-18 09:24:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1856 transitions. [2018-11-18 09:24:43,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:24:43,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:43,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:43,797 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:24:46,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1572 states and 1917 transitions. [2018-11-18 09:24:46,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1917 transitions. [2018-11-18 09:24:46,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 09:24:46,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:46,330 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 09:24:46,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:46,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1590 states and 1934 transitions. [2018-11-18 09:24:46,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1934 transitions. [2018-11-18 09:24:46,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:24:46,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:46,985 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 09:24:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:49,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1653 states and 2009 transitions. [2018-11-18 09:24:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2009 transitions. [2018-11-18 09:24:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 09:24:49,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 09:24:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1680 states and 2035 transitions. [2018-11-18 09:24:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2035 transitions. [2018-11-18 09:24:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 09:24:50,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 09:24:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:51,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1687 states and 2042 transitions. [2018-11-18 09:24:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2042 transitions. [2018-11-18 09:24:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 09:24:51,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:51,165 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 09:24:52,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:52,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1722 states and 2080 transitions. [2018-11-18 09:24:52,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2080 transitions. [2018-11-18 09:24:52,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 09:24:52,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 09:24:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:52,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1744 states and 2103 transitions. [2018-11-18 09:24:52,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2103 transitions. [2018-11-18 09:24:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 09:24:52,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:53,019 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 09:24:53,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:53,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1746 states and 2104 transitions. [2018-11-18 09:24:53,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2104 transitions. [2018-11-18 09:24:53,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 09:24:53,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 09:24:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1752 states and 2109 transitions. [2018-11-18 09:24:53,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2109 transitions. [2018-11-18 09:24:53,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:24:53,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-11-18 09:24:54,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1804 states and 2166 transitions. [2018-11-18 09:24:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2166 transitions. [2018-11-18 09:24:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:24:54,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-11-18 09:24:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1835 states and 2194 transitions. [2018-11-18 09:24:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2194 transitions. [2018-11-18 09:24:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:24:55,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-11-18 09:24:55,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:55,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1837 states and 2195 transitions. [2018-11-18 09:24:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2195 transitions. [2018-11-18 09:24:55,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 09:24:55,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-11-18 09:24:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:55,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1845 states and 2202 transitions. [2018-11-18 09:24:55,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2202 transitions. [2018-11-18 09:24:55,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 09:24:55,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 244 proven. 27 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 09:24:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:58,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1857 states and 2228 transitions. [2018-11-18 09:24:58,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2228 transitions. [2018-11-18 09:24:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 09:24:58,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 244 proven. 27 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 09:24:58,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:24:58,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1861 states and 2232 transitions. [2018-11-18 09:24:58,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2232 transitions. [2018-11-18 09:24:58,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 09:24:58,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:24:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:24:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:25:01,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1904 states and 2287 transitions. [2018-11-18 09:25:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2287 transitions. [2018-11-18 09:25:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 09:25:01,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:02,046 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 09:25:03,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1968 states and 2352 transitions. [2018-11-18 09:25:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2352 transitions. [2018-11-18 09:25:03,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 09:25:03,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:03,133 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 140 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 09:25:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1978 states and 2361 transitions. [2018-11-18 09:25:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2361 transitions. [2018-11-18 09:25:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 09:25:03,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:03,484 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-18 09:25:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:03,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1983 states and 2368 transitions. [2018-11-18 09:25:03,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2368 transitions. [2018-11-18 09:25:03,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 09:25:03,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-18 09:25:04,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:04,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 2018 states and 2408 transitions. [2018-11-18 09:25:04,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2408 transitions. [2018-11-18 09:25:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 09:25:04,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 09:25:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2026 states and 2425 transitions. [2018-11-18 09:25:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 2425 transitions. [2018-11-18 09:25:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 09:25:05,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 09:25:06,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:06,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2052 states and 2453 transitions. [2018-11-18 09:25:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2453 transitions. [2018-11-18 09:25:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 09:25:06,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:06,380 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 09:25:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2070 states and 2471 transitions. [2018-11-18 09:25:07,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 2471 transitions. [2018-11-18 09:25:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 09:25:07,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:07,199 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 09:25:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2077 states and 2477 transitions. [2018-11-18 09:25:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2477 transitions. [2018-11-18 09:25:07,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:25:07,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 09:25:08,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:08,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2135 states and 2539 transitions. [2018-11-18 09:25:08,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2539 transitions. [2018-11-18 09:25:08,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:25:08,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 09:25:09,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2197 states and 2600 transitions. [2018-11-18 09:25:09,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 2600 transitions. [2018-11-18 09:25:09,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:25:09,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:09,933 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 09:25:10,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:10,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2203 states and 2607 transitions. [2018-11-18 09:25:10,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 2607 transitions. [2018-11-18 09:25:10,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:25:10,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:10,581 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 09:25:10,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2208 states and 2612 transitions. [2018-11-18 09:25:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2612 transitions. [2018-11-18 09:25:10,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 09:25:10,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:10,943 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 09:25:11,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:11,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2214 states and 2617 transitions. [2018-11-18 09:25:11,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2617 transitions. [2018-11-18 09:25:11,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 09:25:11,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-18 09:25:13,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:13,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2224 states and 2636 transitions. [2018-11-18 09:25:13,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2636 transitions. [2018-11-18 09:25:13,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 09:25:13,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:14,118 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-11-18 09:25:15,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:15,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2229 states and 2642 transitions. [2018-11-18 09:25:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2642 transitions. [2018-11-18 09:25:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 09:25:15,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:16,707 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 09:25:22,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:22,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 2306 states and 2729 transitions. [2018-11-18 09:25:22,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2729 transitions. [2018-11-18 09:25:22,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 09:25:22,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:22,301 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 09:25:23,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:23,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2319 states and 2740 transitions. [2018-11-18 09:25:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2740 transitions. [2018-11-18 09:25:23,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 09:25:23,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:25:25,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:25,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2381 states and 2813 transitions. [2018-11-18 09:25:25,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2813 transitions. [2018-11-18 09:25:25,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 09:25:25,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:25:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:26,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2452 states and 2887 transitions. [2018-11-18 09:25:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2887 transitions. [2018-11-18 09:25:26,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 09:25:26,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:26,976 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:25:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:27,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2457 states and 2892 transitions. [2018-11-18 09:25:27,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2892 transitions. [2018-11-18 09:25:27,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 09:25:27,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:28,028 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 09:25:28,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2464 states and 2898 transitions. [2018-11-18 09:25:28,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2898 transitions. [2018-11-18 09:25:28,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 09:25:28,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 171 proven. 4 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 09:25:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:30,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2552 states and 2993 transitions. [2018-11-18 09:25:30,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 2993 transitions. [2018-11-18 09:25:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 09:25:30,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 171 proven. 4 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 09:25:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 2592 states and 3033 transitions. [2018-11-18 09:25:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 3033 transitions. [2018-11-18 09:25:31,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 09:25:31,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:31,886 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 171 proven. 4 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 09:25:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2594 states and 3039 transitions. [2018-11-18 09:25:32,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3039 transitions. [2018-11-18 09:25:32,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 09:25:32,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:32,681 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 171 proven. 4 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 09:25:33,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:33,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2622 states and 3066 transitions. [2018-11-18 09:25:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3066 transitions. [2018-11-18 09:25:33,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:25:33,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:33,930 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-11-18 09:25:36,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:36,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 2663 states and 3108 transitions. [2018-11-18 09:25:36,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 3108 transitions. [2018-11-18 09:25:36,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 09:25:36,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-18 09:25:36,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:36,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 2673 states and 3119 transitions. [2018-11-18 09:25:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 3119 transitions. [2018-11-18 09:25:36,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 09:25:36,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 09:25:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:37,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 2720 states and 3169 transitions. [2018-11-18 09:25:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3169 transitions. [2018-11-18 09:25:37,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 09:25:37,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 09:25:39,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:39,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2784 states and 3239 transitions. [2018-11-18 09:25:39,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 3239 transitions. [2018-11-18 09:25:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 09:25:39,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 09:25:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 2786 states and 3245 transitions. [2018-11-18 09:25:40,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3245 transitions. [2018-11-18 09:25:40,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 09:25:40,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 09:25:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:41,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 2794 states and 3254 transitions. [2018-11-18 09:25:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3254 transitions. [2018-11-18 09:25:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 09:25:41,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:42,188 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 09:25:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 2795 states and 3255 transitions. [2018-11-18 09:25:42,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2795 states and 3255 transitions. [2018-11-18 09:25:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 09:25:42,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 09:25:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 2801 states and 3263 transitions. [2018-11-18 09:25:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 3263 transitions. [2018-11-18 09:25:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 09:25:43,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 313 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 09:25:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2836 states and 3298 transitions. [2018-11-18 09:25:43,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3298 transitions. [2018-11-18 09:25:43,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 09:25:43,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 403 proven. 5 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 09:25:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 2841 states and 3303 transitions. [2018-11-18 09:25:43,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3303 transitions. [2018-11-18 09:25:43,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 09:25:43,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:43,970 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-11-18 09:25:44,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:44,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2846 states and 3309 transitions. [2018-11-18 09:25:44,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 3309 transitions. [2018-11-18 09:25:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-18 09:25:44,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:44,421 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 182 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-18 09:25:47,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 2872 states and 3336 transitions. [2018-11-18 09:25:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 3336 transitions. [2018-11-18 09:25:47,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-18 09:25:47,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 182 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-18 09:25:48,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:48,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 2879 states and 3343 transitions. [2018-11-18 09:25:48,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3343 transitions. [2018-11-18 09:25:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-18 09:25:48,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:48,354 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 182 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-18 09:25:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:49,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 2885 states and 3349 transitions. [2018-11-18 09:25:49,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 3349 transitions. [2018-11-18 09:25:49,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-18 09:25:49,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 182 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-18 09:25:49,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 2898 states and 3360 transitions. [2018-11-18 09:25:49,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 3360 transitions. [2018-11-18 09:25:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 09:25:49,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:50,309 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-18 09:25:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 2923 states and 3389 transitions. [2018-11-18 09:25:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 3389 transitions. [2018-11-18 09:25:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 09:25:51,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:51,580 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-18 09:25:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:52,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 2987 states and 3452 transitions. [2018-11-18 09:25:52,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 3452 transitions. [2018-11-18 09:25:52,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 09:25:52,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:52,162 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-18 09:25:52,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:52,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 2996 states and 3460 transitions. [2018-11-18 09:25:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3460 transitions. [2018-11-18 09:25:52,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 09:25:52,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:52,863 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-18 09:25:53,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 2998 states and 3463 transitions. [2018-11-18 09:25:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3463 transitions. [2018-11-18 09:25:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:25:53,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:53,773 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-18 09:25:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 3062 states and 3529 transitions. [2018-11-18 09:25:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3529 transitions. [2018-11-18 09:25:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 09:25:54,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:54,725 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-18 09:25:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 3071 states and 3538 transitions. [2018-11-18 09:25:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3538 transitions. [2018-11-18 09:25:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-18 09:25:54,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:55,048 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-11-18 09:25:55,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:25:55,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3142 states and 3613 transitions. [2018-11-18 09:25:55,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 3613 transitions. [2018-11-18 09:25:55,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 09:25:55,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:25:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:25:56,995 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 363 proven. 20 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 09:26:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:00,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3169 states and 3647 transitions. [2018-11-18 09:26:00,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3169 states and 3647 transitions. [2018-11-18 09:26:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 09:26:00,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-18 09:26:00,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 3196 states and 3676 transitions. [2018-11-18 09:26:00,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3676 transitions. [2018-11-18 09:26:00,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 09:26:00,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 440 proven. 5 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 09:26:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3282 states and 3781 transitions. [2018-11-18 09:26:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 3781 transitions. [2018-11-18 09:26:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 09:26:09,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:26:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3359 states and 3872 transitions. [2018-11-18 09:26:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 3872 transitions. [2018-11-18 09:26:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 09:26:12,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 09:26:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3365 states and 3888 transitions. [2018-11-18 09:26:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 3888 transitions. [2018-11-18 09:26:13,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 09:26:13,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:13,754 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-18 09:26:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3370 states and 3899 transitions. [2018-11-18 09:26:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 3899 transitions. [2018-11-18 09:26:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 09:26:14,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:16,669 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 09:26:20,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:20,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3387 states and 3924 transitions. [2018-11-18 09:26:20,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 3924 transitions. [2018-11-18 09:26:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 09:26:20,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:20,512 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-18 09:26:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:23,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3429 states and 3972 transitions. [2018-11-18 09:26:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3429 states and 3972 transitions. [2018-11-18 09:26:23,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 09:26:23,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:23,881 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-18 09:26:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 3435 states and 3977 transitions. [2018-11-18 09:26:23,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3435 states and 3977 transitions. [2018-11-18 09:26:23,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 09:26:23,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-18 09:26:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3441 states and 3985 transitions. [2018-11-18 09:26:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 3441 states and 3985 transitions. [2018-11-18 09:26:25,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 09:26:25,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-18 09:26:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:26,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 3506 states and 4052 transitions. [2018-11-18 09:26:26,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3506 states and 4052 transitions. [2018-11-18 09:26:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 09:26:26,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-18 09:26:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4063 states to 3514 states and 4063 transitions. [2018-11-18 09:26:29,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 4063 transitions. [2018-11-18 09:26:29,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 09:26:29,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:29,413 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-18 09:26:29,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:29,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4068 states to 3519 states and 4068 transitions. [2018-11-18 09:26:29,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 4068 transitions. [2018-11-18 09:26:29,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 09:26:29,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 552 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 09:26:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 3577 states and 4133 transitions. [2018-11-18 09:26:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3577 states and 4133 transitions. [2018-11-18 09:26:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-11-18 09:26:40,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:40,528 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 552 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 09:26:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:41,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 3582 states and 4139 transitions. [2018-11-18 09:26:41,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3582 states and 4139 transitions. [2018-11-18 09:26:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-18 09:26:41,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 422 proven. 15 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2018-11-18 09:26:44,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:44,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 3664 states and 4224 transitions. [2018-11-18 09:26:44,154 INFO L276 IsEmpty]: Start isEmpty. Operand 3664 states and 4224 transitions. [2018-11-18 09:26:44,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-18 09:26:44,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:44,243 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-11-18 09:26:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 3665 states and 4225 transitions. [2018-11-18 09:26:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3665 states and 4225 transitions. [2018-11-18 09:26:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-18 09:26:44,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-11-18 09:26:45,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 3730 states and 4290 transitions. [2018-11-18 09:26:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 4290 transitions. [2018-11-18 09:26:45,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-18 09:26:45,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:26:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:26:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-11-18 09:26:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:26:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 3591 states and 4147 transitions. [2018-11-18 09:26:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 3591 states and 4147 transitions. [2018-11-18 09:26:46,425 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:26:46,425 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 172 iterations. [2018-11-18 09:26:46,432 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:26:46,558 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2018-11-18 09:26:46,837 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 40 [2018-11-18 09:26:47,053 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-11-18 09:26:47,223 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-11-18 09:26:47,388 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2018-11-18 09:26:47,597 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 39 [2018-11-18 09:26:47,780 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 40 [2018-11-18 09:26:48,062 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-11-18 09:26:48,192 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-11-18 09:26:48,353 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-11-18 09:26:48,617 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 39 [2018-11-18 09:26:48,798 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 40 [2018-11-18 09:26:49,048 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-11-18 09:26:49,359 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 39 [2018-11-18 09:26:49,464 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2018-11-18 09:26:49,584 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-11-18 09:26:49,719 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-11-18 09:26:49,897 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 17 [2018-11-18 09:26:50,556 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-11-18 09:26:50,961 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-11-18 09:26:51,187 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-11-18 09:26:51,464 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-11-18 09:26:51,661 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 17 [2018-11-18 09:26:51,793 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-11-18 09:26:51,935 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-11-18 09:26:52,232 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-11-18 09:26:52,364 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-11-18 09:26:52,699 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-11-18 09:26:52,900 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-11-18 09:26:53,081 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 40 [2018-11-18 09:26:53,257 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2018-11-18 09:26:53,757 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 39 [2018-11-18 09:26:53,938 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-11-18 09:26:54,057 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-11-18 09:26:54,197 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-11-18 09:26:54,327 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-11-18 09:26:54,327 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:26:54,329 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 09:26:54,334 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 09:26:54,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:26:54 ImpRootNode [2018-11-18 09:26:54,335 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:26:54,335 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:26:54,335 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:26:54,335 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:26:54,335 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:04" (3/4) ... [2018-11-18 09:26:54,338 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:26:54,351 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-18 09:26:54,351 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 09:26:54,352 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 09:26:54,353 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:26:54,433 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7d4100cb-efba-42d8-a208-076a4af9bb1e/bin-2019/ukojak/witness.graphml [2018-11-18 09:26:54,433 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:26:54,434 INFO L168 Benchmark]: Toolchain (without parser) took 171359.14 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 950.0 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-18 09:26:54,435 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:26:54,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 912.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:26:54,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 912.4 MB in the beginning and 1.1 GB in the end (delta: -236.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:26:54,435 INFO L168 Benchmark]: Boogie Preprocessor took 41.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:26:54,436 INFO L168 Benchmark]: RCFGBuilder took 1259.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.0 MB in the end (delta: 241.2 MB). Peak memory consumption was 241.2 MB. Max. memory is 11.5 GB. [2018-11-18 09:26:54,436 INFO L168 Benchmark]: CodeCheck took 169526.10 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 901.0 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-18 09:26:54,436 INFO L168 Benchmark]: Witness Printer took 98.58 ms. Allocated memory is still 4.7 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 23.3 kB). Peak memory consumption was 23.3 kB. Max. memory is 11.5 GB. [2018-11-18 09:26:54,438 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 161.5s OverallTime, 172 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3943392 SDtfs, 520479228 SDslu, 31920448 SDs, 0 SdLazy, 281386312 SolverSat, 448615056 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 671.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222391 GetRequests, 218141 SyntacticMatches, 2474 SemanticMatches, 1776 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2124859 ImplicationChecksByTransitivity, 137.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 19.3s InterpolantComputationTime, 33172 NumberOfCodeBlocks, 33172 NumberOfCodeBlocksAsserted, 171 NumberOfCheckSat, 33001 ConstructedInterpolants, 0 QuantifiedInterpolants, 23780090 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 171 InterpolantComputations, 125 PerfectInterpolantSequences, 40557/41294 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: 518]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((!(a17 == 1) || !(a8 == 14)) || !(a21 == 1)) || a20 == 1) || a16 == 5 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a17 == 1) || !(a8 == 14)) || !(a21 == 1)) || a20 == 1) || a16 == 5 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 332.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 912.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 912.4 MB in the beginning and 1.1 GB in the end (delta: -236.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1259.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.0 MB in the end (delta: 241.2 MB). Peak memory consumption was 241.2 MB. Max. memory is 11.5 GB. * CodeCheck took 169526.10 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 901.0 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 98.58 ms. Allocated memory is still 4.7 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 23.3 kB). Peak memory consumption was 23.3 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...