./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/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 0b1eb39f0e741b958206d9dc54aeed5270272676 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 08:26:55,485 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:26:55,486 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:26:55,492 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:26:55,492 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:26:55,493 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:26:55,493 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:26:55,495 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:26:55,496 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:26:55,496 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:26:55,497 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:26:55,497 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:26:55,498 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:26:55,498 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:26:55,499 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:26:55,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:26:55,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:26:55,501 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:26:55,502 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:26:55,502 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:26:55,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:26:55,503 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:26:55,504 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:26:55,505 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:26:55,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:26:55,505 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:26:55,506 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:26:55,506 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:26:55,506 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:26:55,507 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:26:55,507 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:26:55,507 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:26:55,508 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:26:55,508 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:26:55,508 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:26:55,508 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:26:55,509 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 08:26:55,515 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:26:55,515 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:26:55,516 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:26:55,516 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 08:26:55,516 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:26:55,516 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:26:55,516 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:26:55,516 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:26:55,517 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:26:55,517 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:26:55,517 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:26:55,517 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:26:55,517 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:26:55,517 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:26:55,517 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:26:55,518 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:26:55,518 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:26:55,518 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:26:55,518 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 08:26:55,518 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 08:26:55,518 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:26:55,519 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:26:55,519 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 08:26:55,519 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:26:55,519 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:26:55,519 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:26:55,519 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 08:26:55,519 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:26:55,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:26:55,520 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_7485cc33-71fb-4ec7-b65b-034c4f02981d/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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2018-12-02 08:26:55,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:26:55,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:26:55,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:26:55,547 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:26:55,547 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:26:55,548 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-12-02 08:26:55,583 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/data/94d8df8a5/b435a5798eb44fde87a76ffc2bb30ace/FLAG439f5267b [2018-12-02 08:26:55,992 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:26:55,992 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-12-02 08:26:55,999 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/data/94d8df8a5/b435a5798eb44fde87a76ffc2bb30ace/FLAG439f5267b [2018-12-02 08:26:56,007 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/data/94d8df8a5/b435a5798eb44fde87a76ffc2bb30ace [2018-12-02 08:26:56,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:26:56,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:26:56,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:26:56,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:26:56,012 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:26:56,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f79c046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56, skipping insertion in model container [2018-12-02 08:26:56,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:26:56,041 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:26:56,211 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:26:56,214 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:26:56,311 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:26:56,321 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:26:56,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56 WrapperNode [2018-12-02 08:26:56,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:26:56,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:26:56,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:26:56,322 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:26:56,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:26:56,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:26:56,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:26:56,361 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:26:56,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... [2018-12-02 08:26:56,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:26:56,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:26:56,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:26:56,391 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:26:56,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:26:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/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 [2018-12-02 08:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:26:56,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:26:57,440 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:26:57,441 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 08:26:57,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:26:57 BoogieIcfgContainer [2018-12-02 08:26:57,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:26:57,442 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 08:26:57,442 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 08:26:57,450 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 08:26:57,450 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:26:57" (1/1) ... [2018-12-02 08:26:57,457 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:26:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 08:26:57,482 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 08:26:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 08:26:57,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:26:57,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:57,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2018-12-02 08:26:57,963 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-12-02 08:26:57,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 08:26:57,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:58,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 08:26:58,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2018-12-02 08:26:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2018-12-02 08:26:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 08:26:58,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:58,169 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:26:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-12-02 08:26:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-12-02 08:26:58,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 08:26:58,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:26:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-12-02 08:26:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-12-02 08:26:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 08:26:58,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:58,601 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:26:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 217 states and 319 transitions. [2018-12-02 08:26:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 319 transitions. [2018-12-02 08:26:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 08:26:58,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:58,995 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 08:26:59,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 239 states and 354 transitions. [2018-12-02 08:26:59,488 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 354 transitions. [2018-12-02 08:26:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 08:26:59,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 08:26:59,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:26:59,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 256 states and 375 transitions. [2018-12-02 08:26:59,859 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2018-12-02 08:26:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 08:26:59,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:26:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:26:59,878 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:00,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:00,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2018-12-02 08:27:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2018-12-02 08:27:00,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 08:27:00,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:00,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 264 states and 387 transitions. [2018-12-02 08:27:00,218 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 387 transitions. [2018-12-02 08:27:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 08:27:00,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:00,232 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 267 states and 391 transitions. [2018-12-02 08:27:00,317 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 391 transitions. [2018-12-02 08:27:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 08:27:00,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:00,377 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:00,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 290 states and 425 transitions. [2018-12-02 08:27:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 425 transitions. [2018-12-02 08:27:00,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 08:27:00,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:27:01,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 369 states and 512 transitions. [2018-12-02 08:27:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 512 transitions. [2018-12-02 08:27:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 08:27:01,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 387 states and 533 transitions. [2018-12-02 08:27:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 533 transitions. [2018-12-02 08:27:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 08:27:01,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:01,669 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:01,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:01,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 389 states and 535 transitions. [2018-12-02 08:27:01,814 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 535 transitions. [2018-12-02 08:27:01,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 08:27:01,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 411 states and 569 transitions. [2018-12-02 08:27:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 569 transitions. [2018-12-02 08:27:02,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 08:27:02,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 414 states and 572 transitions. [2018-12-02 08:27:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 572 transitions. [2018-12-02 08:27:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 08:27:02,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 417 states and 575 transitions. [2018-12-02 08:27:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 575 transitions. [2018-12-02 08:27:02,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 08:27:02,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:02,973 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 420 states and 580 transitions. [2018-12-02 08:27:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 580 transitions. [2018-12-02 08:27:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 08:27:03,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:03,120 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:03,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 435 states and 597 transitions. [2018-12-02 08:27:03,613 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 597 transitions. [2018-12-02 08:27:03,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 08:27:03,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:03,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 438 states and 600 transitions. [2018-12-02 08:27:03,806 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 600 transitions. [2018-12-02 08:27:03,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 08:27:03,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:03,906 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:04,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 445 states and 608 transitions. [2018-12-02 08:27:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 608 transitions. [2018-12-02 08:27:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 08:27:04,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:04,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 451 states and 616 transitions. [2018-12-02 08:27:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 616 transitions. [2018-12-02 08:27:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 08:27:04,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:04,348 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 457 states and 626 transitions. [2018-12-02 08:27:04,815 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 626 transitions. [2018-12-02 08:27:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 08:27:04,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:04,920 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:05,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 460 states and 630 transitions. [2018-12-02 08:27:05,216 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 630 transitions. [2018-12-02 08:27:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 08:27:05,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 471 states and 643 transitions. [2018-12-02 08:27:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 643 transitions. [2018-12-02 08:27:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 08:27:05,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 472 states and 643 transitions. [2018-12-02 08:27:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 643 transitions. [2018-12-02 08:27:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 08:27:05,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:05,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 478 states and 652 transitions. [2018-12-02 08:27:05,911 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 652 transitions. [2018-12-02 08:27:05,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 08:27:05,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:05,944 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 487 states and 663 transitions. [2018-12-02 08:27:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 663 transitions. [2018-12-02 08:27:06,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 08:27:06,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:06,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:06,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 514 states and 692 transitions. [2018-12-02 08:27:06,498 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 692 transitions. [2018-12-02 08:27:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 08:27:06,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:06,524 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:27:06,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:06,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 540 states and 721 transitions. [2018-12-02 08:27:06,752 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 721 transitions. [2018-12-02 08:27:06,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 08:27:06,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:06,766 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 546 states and 726 transitions. [2018-12-02 08:27:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 726 transitions. [2018-12-02 08:27:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 08:27:06,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 547 states and 728 transitions. [2018-12-02 08:27:07,090 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 728 transitions. [2018-12-02 08:27:07,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 08:27:07,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,112 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:07,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 551 states and 731 transitions. [2018-12-02 08:27:07,300 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 731 transitions. [2018-12-02 08:27:07,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 08:27:07,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,346 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 557 states and 737 transitions. [2018-12-02 08:27:07,448 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 737 transitions. [2018-12-02 08:27:07,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 08:27:07,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:07,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 562 states and 743 transitions. [2018-12-02 08:27:07,577 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 743 transitions. [2018-12-02 08:27:07,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 08:27:07,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,593 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 564 states and 745 transitions. [2018-12-02 08:27:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 745 transitions. [2018-12-02 08:27:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 08:27:07,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,757 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 569 states and 749 transitions. [2018-12-02 08:27:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 749 transitions. [2018-12-02 08:27:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 08:27:07,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:27:07,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 571 states and 752 transitions. [2018-12-02 08:27:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 752 transitions. [2018-12-02 08:27:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 08:27:07,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:07,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 578 states and 761 transitions. [2018-12-02 08:27:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 761 transitions. [2018-12-02 08:27:07,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 08:27:07,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:07,965 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:08,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 583 states and 766 transitions. [2018-12-02 08:27:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 766 transitions. [2018-12-02 08:27:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 08:27:08,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:08,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 584 states and 767 transitions. [2018-12-02 08:27:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 767 transitions. [2018-12-02 08:27:08,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 08:27:08,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:08,058 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:08,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:08,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 594 states and 776 transitions. [2018-12-02 08:27:08,180 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 776 transitions. [2018-12-02 08:27:08,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 08:27:08,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:08,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:08,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 600 states and 781 transitions. [2018-12-02 08:27:08,226 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 781 transitions. [2018-12-02 08:27:08,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 08:27:08,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:27:08,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 601 states and 781 transitions. [2018-12-02 08:27:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 781 transitions. [2018-12-02 08:27:08,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 08:27:08,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:08,446 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:09,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 620 states and 803 transitions. [2018-12-02 08:27:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 803 transitions. [2018-12-02 08:27:09,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 08:27:09,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:09,059 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:09,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:09,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 621 states and 804 transitions. [2018-12-02 08:27:09,097 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 804 transitions. [2018-12-02 08:27:09,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 08:27:09,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:27:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 661 states and 859 transitions. [2018-12-02 08:27:10,954 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 859 transitions. [2018-12-02 08:27:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 08:27:10,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:27:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 663 states and 864 transitions. [2018-12-02 08:27:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 864 transitions. [2018-12-02 08:27:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 08:27:11,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 678 states and 879 transitions. [2018-12-02 08:27:11,235 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 879 transitions. [2018-12-02 08:27:11,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 08:27:11,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:11,251 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:11,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 695 states and 896 transitions. [2018-12-02 08:27:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 896 transitions. [2018-12-02 08:27:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 08:27:11,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:14,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 754 states and 959 transitions. [2018-12-02 08:27:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 959 transitions. [2018-12-02 08:27:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 08:27:14,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:14,991 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:15,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 756 states and 960 transitions. [2018-12-02 08:27:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 960 transitions. [2018-12-02 08:27:15,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 08:27:15,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:15,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:15,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 758 states and 961 transitions. [2018-12-02 08:27:15,410 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 961 transitions. [2018-12-02 08:27:15,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 08:27:15,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:15,445 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:15,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 773 states and 979 transitions. [2018-12-02 08:27:15,880 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 979 transitions. [2018-12-02 08:27:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 08:27:15,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:16,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:16,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 788 states and 996 transitions. [2018-12-02 08:27:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 996 transitions. [2018-12-02 08:27:16,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 08:27:16,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:16,816 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 856 states and 1079 transitions. [2018-12-02 08:27:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1079 transitions. [2018-12-02 08:27:22,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 08:27:22,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:22,771 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:22,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 859 states and 1082 transitions. [2018-12-02 08:27:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1082 transitions. [2018-12-02 08:27:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 08:27:22,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:23,033 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 862 states and 1085 transitions. [2018-12-02 08:27:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1085 transitions. [2018-12-02 08:27:23,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 08:27:23,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 08:27:23,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 863 states and 1086 transitions. [2018-12-02 08:27:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1086 transitions. [2018-12-02 08:27:23,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 08:27:23,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:23,402 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:27:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:24,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 909 states and 1137 transitions. [2018-12-02 08:27:24,130 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1137 transitions. [2018-12-02 08:27:24,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 08:27:24,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:24,169 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:24,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:24,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 921 states and 1154 transitions. [2018-12-02 08:27:24,861 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1154 transitions. [2018-12-02 08:27:24,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 08:27:24,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:27:25,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:25,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 942 states and 1176 transitions. [2018-12-02 08:27:25,009 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1176 transitions. [2018-12-02 08:27:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 08:27:25,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:25,224 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:26,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:26,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 992 states and 1229 transitions. [2018-12-02 08:27:26,975 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1229 transitions. [2018-12-02 08:27:26,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 08:27:26,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:27,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:27,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 999 states and 1237 transitions. [2018-12-02 08:27:27,552 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1237 transitions. [2018-12-02 08:27:27,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 08:27:27,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:27,672 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:27,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:27,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1000 states and 1238 transitions. [2018-12-02 08:27:27,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1238 transitions. [2018-12-02 08:27:27,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 08:27:27,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:29,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1013 states and 1251 transitions. [2018-12-02 08:27:29,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1251 transitions. [2018-12-02 08:27:29,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 08:27:29,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:29,237 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:32,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:32,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1045 states and 1284 transitions. [2018-12-02 08:27:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1284 transitions. [2018-12-02 08:27:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 08:27:32,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1052 states and 1296 transitions. [2018-12-02 08:27:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1296 transitions. [2018-12-02 08:27:33,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 08:27:33,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:33,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1055 states and 1299 transitions. [2018-12-02 08:27:33,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1299 transitions. [2018-12-02 08:27:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 08:27:33,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:33,904 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 08:27:33,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:33,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1056 states and 1299 transitions. [2018-12-02 08:27:33,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1299 transitions. [2018-12-02 08:27:33,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 08:27:33,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:33,949 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:34,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1072 states and 1317 transitions. [2018-12-02 08:27:34,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1317 transitions. [2018-12-02 08:27:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 08:27:34,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:34,485 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:37,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:37,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1101 states and 1346 transitions. [2018-12-02 08:27:37,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1346 transitions. [2018-12-02 08:27:37,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 08:27:37,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:37,769 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 08:27:40,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1134 states and 1385 transitions. [2018-12-02 08:27:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1385 transitions. [2018-12-02 08:27:40,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 08:27:40,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 08:27:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1146 states and 1399 transitions. [2018-12-02 08:27:40,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1399 transitions. [2018-12-02 08:27:40,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 08:27:40,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 08:27:40,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:40,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1154 states and 1406 transitions. [2018-12-02 08:27:40,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1406 transitions. [2018-12-02 08:27:40,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 08:27:40,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:41,030 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 08:27:41,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1158 states and 1410 transitions. [2018-12-02 08:27:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1410 transitions. [2018-12-02 08:27:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 08:27:41,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:41,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:41,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1160 states and 1413 transitions. [2018-12-02 08:27:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1413 transitions. [2018-12-02 08:27:41,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 08:27:41,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:41,743 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:42,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:42,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1189 states and 1442 transitions. [2018-12-02 08:27:42,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1442 transitions. [2018-12-02 08:27:42,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 08:27:42,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:27:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:42,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1191 states and 1444 transitions. [2018-12-02 08:27:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1444 transitions. [2018-12-02 08:27:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 08:27:42,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:42,440 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1201 states and 1460 transitions. [2018-12-02 08:27:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1460 transitions. [2018-12-02 08:27:43,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 08:27:43,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:43,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1202 states and 1461 transitions. [2018-12-02 08:27:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1461 transitions. [2018-12-02 08:27:43,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 08:27:43,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:44,077 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1238 states and 1497 transitions. [2018-12-02 08:27:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1497 transitions. [2018-12-02 08:27:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 08:27:46,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:46,470 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1248 states and 1514 transitions. [2018-12-02 08:27:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1514 transitions. [2018-12-02 08:27:47,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 08:27:47,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:47,876 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 08:27:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1249 states and 1515 transitions. [2018-12-02 08:27:47,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1515 transitions. [2018-12-02 08:27:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 08:27:47,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1250 states and 1515 transitions. [2018-12-02 08:27:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1515 transitions. [2018-12-02 08:27:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 08:27:48,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:48,085 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 08:27:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1266 states and 1536 transitions. [2018-12-02 08:27:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1536 transitions. [2018-12-02 08:27:48,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 08:27:48,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:48,425 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:50,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1310 states and 1582 transitions. [2018-12-02 08:27:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1582 transitions. [2018-12-02 08:27:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 08:27:50,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:50,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1314 states and 1585 transitions. [2018-12-02 08:27:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1585 transitions. [2018-12-02 08:27:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 08:27:50,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:27:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1316 states and 1586 transitions. [2018-12-02 08:27:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1586 transitions. [2018-12-02 08:27:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 08:27:50,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:51,017 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 08:27:51,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1329 states and 1606 transitions. [2018-12-02 08:27:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1606 transitions. [2018-12-02 08:27:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 08:27:51,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 08:27:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1330 states and 1607 transitions. [2018-12-02 08:27:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1607 transitions. [2018-12-02 08:27:52,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 08:27:52,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 08:27:52,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1345 states and 1622 transitions. [2018-12-02 08:27:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1622 transitions. [2018-12-02 08:27:52,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-02 08:27:52,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 08:27:56,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:56,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1387 states and 1670 transitions. [2018-12-02 08:27:56,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1670 transitions. [2018-12-02 08:27:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-02 08:27:56,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:27:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:56,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1413 states and 1696 transitions. [2018-12-02 08:27:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1696 transitions. [2018-12-02 08:27:56,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-02 08:27:56,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:56,378 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 08:27:56,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:56,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1428 states and 1717 transitions. [2018-12-02 08:27:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1717 transitions. [2018-12-02 08:27:56,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 08:27:56,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:56,482 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:27:56,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:27:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1459 states and 1753 transitions. [2018-12-02 08:27:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1753 transitions. [2018-12-02 08:27:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 08:27:56,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:27:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:27:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:28:02,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1491 states and 1787 transitions. [2018-12-02 08:28:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1787 transitions. [2018-12-02 08:28:02,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 08:28:02,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:28:03,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:03,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1498 states and 1795 transitions. [2018-12-02 08:28:03,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1795 transitions. [2018-12-02 08:28:03,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:03,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:03,194 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:28:03,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:03,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1499 states and 1795 transitions. [2018-12-02 08:28:03,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1795 transitions. [2018-12-02 08:28:03,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:03,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 08:28:04,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1559 states and 1856 transitions. [2018-12-02 08:28:04,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1856 transitions. [2018-12-02 08:28:04,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:04,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 08:28:05,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:05,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1604 states and 1902 transitions. [2018-12-02 08:28:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 1902 transitions. [2018-12-02 08:28:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:05,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:05,581 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 08:28:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1622 states and 1919 transitions. [2018-12-02 08:28:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1919 transitions. [2018-12-02 08:28:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:06,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:28:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1657 states and 1967 transitions. [2018-12-02 08:28:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 1967 transitions. [2018-12-02 08:28:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:13,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:28:14,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:14,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1667 states and 1977 transitions. [2018-12-02 08:28:14,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1977 transitions. [2018-12-02 08:28:14,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:14,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:14,328 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:28:14,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:14,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1670 states and 1980 transitions. [2018-12-02 08:28:14,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 1980 transitions. [2018-12-02 08:28:14,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 08:28:14,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:14,683 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 08:28:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1673 states and 1983 transitions. [2018-12-02 08:28:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1983 transitions. [2018-12-02 08:28:14,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 08:28:14,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:15,051 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-02 08:28:15,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:15,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1690 states and 2000 transitions. [2018-12-02 08:28:15,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2000 transitions. [2018-12-02 08:28:15,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-02 08:28:15,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:28:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:15,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1691 states and 2000 transitions. [2018-12-02 08:28:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2000 transitions. [2018-12-02 08:28:15,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 08:28:15,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:28:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1695 states and 2005 transitions. [2018-12-02 08:28:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2005 transitions. [2018-12-02 08:28:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 08:28:15,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:28:16,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1698 states and 2008 transitions. [2018-12-02 08:28:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2008 transitions. [2018-12-02 08:28:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 08:28:16,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 190 proven. 9 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 08:28:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:19,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1716 states and 2027 transitions. [2018-12-02 08:28:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2027 transitions. [2018-12-02 08:28:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 08:28:19,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:19,626 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 08:28:19,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:19,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1754 states and 2066 transitions. [2018-12-02 08:28:19,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2066 transitions. [2018-12-02 08:28:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 08:28:19,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:20,035 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 08:28:20,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:20,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1756 states and 2069 transitions. [2018-12-02 08:28:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2069 transitions. [2018-12-02 08:28:20,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 08:28:20,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 08:28:20,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:20,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1757 states and 2069 transitions. [2018-12-02 08:28:20,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2069 transitions. [2018-12-02 08:28:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 08:28:20,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:20,605 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 123 proven. 15 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-02 08:28:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1825 states and 2145 transitions. [2018-12-02 08:28:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2145 transitions. [2018-12-02 08:28:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 08:28:23,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 08:28:24,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1880 states and 2201 transitions. [2018-12-02 08:28:24,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2201 transitions. [2018-12-02 08:28:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 08:28:24,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 08:28:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1912 states and 2232 transitions. [2018-12-02 08:28:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2232 transitions. [2018-12-02 08:28:24,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 08:28:24,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 150 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 08:28:26,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:26,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1918 states and 2240 transitions. [2018-12-02 08:28:26,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2240 transitions. [2018-12-02 08:28:26,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 08:28:26,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 150 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 08:28:27,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1919 states and 2241 transitions. [2018-12-02 08:28:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2241 transitions. [2018-12-02 08:28:27,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 08:28:27,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:27,176 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 150 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 08:28:28,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:28,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1920 states and 2242 transitions. [2018-12-02 08:28:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2242 transitions. [2018-12-02 08:28:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 08:28:28,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 08:28:29,855 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-02 08:28:31,706 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-12-02 08:28:36,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1993 states and 2320 transitions. [2018-12-02 08:28:36,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2320 transitions. [2018-12-02 08:28:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 08:28:36,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:36,652 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 08:28:38,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:38,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 2027 states and 2352 transitions. [2018-12-02 08:28:38,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2352 transitions. [2018-12-02 08:28:38,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 08:28:38,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:39,062 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 08:28:40,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:40,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2090 states and 2420 transitions. [2018-12-02 08:28:40,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2420 transitions. [2018-12-02 08:28:40,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 08:28:40,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 08:28:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2105 states and 2433 transitions. [2018-12-02 08:28:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2433 transitions. [2018-12-02 08:28:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 08:28:43,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 08:28:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2106 states and 2433 transitions. [2018-12-02 08:28:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2433 transitions. [2018-12-02 08:28:44,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 08:28:44,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 10 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-02 08:28:44,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 2112 states and 2442 transitions. [2018-12-02 08:28:44,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2442 transitions. [2018-12-02 08:28:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 08:28:44,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:44,750 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 10 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-02 08:28:45,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:45,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2122 states and 2451 transitions. [2018-12-02 08:28:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2451 transitions. [2018-12-02 08:28:45,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 08:28:45,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:28:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:28:46,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2153 states and 2482 transitions. [2018-12-02 08:28:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2482 transitions. [2018-12-02 08:28:46,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-02 08:28:46,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:28:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:28:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 08:28:48,374 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2018-12-02 08:28:49,914 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-02 08:28:51,886 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2018-12-02 08:28:53,079 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-02 08:29:00,097 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2018-12-02 08:29:02,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:02,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2182 states and 2513 transitions. [2018-12-02 08:29:02,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2513 transitions. [2018-12-02 08:29:02,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-02 08:29:02,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:02,199 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 08:29:03,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:03,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2240 states and 2575 transitions. [2018-12-02 08:29:03,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2575 transitions. [2018-12-02 08:29:03,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-02 08:29:03,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 08:29:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2271 states and 2607 transitions. [2018-12-02 08:29:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2607 transitions. [2018-12-02 08:29:04,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-02 08:29:04,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 08:29:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:05,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2277 states and 2612 transitions. [2018-12-02 08:29:05,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 2612 transitions. [2018-12-02 08:29:05,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-02 08:29:05,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:29:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2281 states and 2619 transitions. [2018-12-02 08:29:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2619 transitions. [2018-12-02 08:29:05,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-02 08:29:05,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:29:05,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2282 states and 2619 transitions. [2018-12-02 08:29:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2619 transitions. [2018-12-02 08:29:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-02 08:29:05,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 08:29:06,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:06,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2283 states and 2619 transitions. [2018-12-02 08:29:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 2619 transitions. [2018-12-02 08:29:06,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-02 08:29:06,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 08:29:10,920 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2018-12-02 08:29:15,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:15,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2356 states and 2700 transitions. [2018-12-02 08:29:15,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 2700 transitions. [2018-12-02 08:29:15,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-02 08:29:15,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:15,753 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 08:29:17,310 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2018-12-02 08:29:17,627 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-12-02 08:29:18,623 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 21 [2018-12-02 08:29:18,942 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2018-12-02 08:29:21,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:21,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2391 states and 2734 transitions. [2018-12-02 08:29:21,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2734 transitions. [2018-12-02 08:29:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-02 08:29:21,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:21,543 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 08:29:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:22,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2394 states and 2737 transitions. [2018-12-02 08:29:22,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2737 transitions. [2018-12-02 08:29:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 08:29:22,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:29:28,443 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2018-12-02 08:29:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2452 states and 2797 transitions. [2018-12-02 08:29:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2797 transitions. [2018-12-02 08:29:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 08:29:30,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:29:35,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:35,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2514 states and 2858 transitions. [2018-12-02 08:29:35,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 2858 transitions. [2018-12-02 08:29:35,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-02 08:29:35,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:35,705 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 08:29:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2518 states and 2862 transitions. [2018-12-02 08:29:37,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2518 states and 2862 transitions. [2018-12-02 08:29:37,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-02 08:29:37,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:37,364 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 08:29:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2555 states and 2902 transitions. [2018-12-02 08:29:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 2902 transitions. [2018-12-02 08:29:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-02 08:29:38,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:38,290 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 08:29:38,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2556 states and 2902 transitions. [2018-12-02 08:29:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 2902 transitions. [2018-12-02 08:29:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-02 08:29:38,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:38,398 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-02 08:29:39,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:39,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2635 states and 2984 transitions. [2018-12-02 08:29:39,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 2984 transitions. [2018-12-02 08:29:39,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 08:29:39,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:39,484 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-02 08:29:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 2699 states and 3059 transitions. [2018-12-02 08:29:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3059 transitions. [2018-12-02 08:29:41,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 08:29:41,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:41,189 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-02 08:29:41,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 2718 states and 3080 transitions. [2018-12-02 08:29:41,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3080 transitions. [2018-12-02 08:29:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-02 08:29:41,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-02 08:29:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2724 states and 3086 transitions. [2018-12-02 08:29:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3086 transitions. [2018-12-02 08:29:42,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-02 08:29:42,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:42,340 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 344 proven. 10 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-02 08:29:42,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:42,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 2727 states and 3088 transitions. [2018-12-02 08:29:42,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 3088 transitions. [2018-12-02 08:29:42,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-12-02 08:29:42,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 336 proven. 3 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-02 08:29:43,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2734 states and 3095 transitions. [2018-12-02 08:29:43,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3095 transitions. [2018-12-02 08:29:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 08:29:43,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:43,191 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 08:29:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:43,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 2738 states and 3100 transitions. [2018-12-02 08:29:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3100 transitions. [2018-12-02 08:29:43,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 08:29:43,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:43,366 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 08:29:44,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 2744 states and 3108 transitions. [2018-12-02 08:29:44,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 3108 transitions. [2018-12-02 08:29:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 08:29:44,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 08:29:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 2749 states and 3115 transitions. [2018-12-02 08:29:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3115 transitions. [2018-12-02 08:29:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 08:29:45,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 08:29:45,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:45,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 2750 states and 3116 transitions. [2018-12-02 08:29:45,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3116 transitions. [2018-12-02 08:29:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 08:29:45,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 343 proven. 15 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 08:29:46,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 2753 states and 3119 transitions. [2018-12-02 08:29:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3119 transitions. [2018-12-02 08:29:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 08:29:46,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:46,184 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 08:29:47,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2762 states and 3132 transitions. [2018-12-02 08:29:47,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 3132 transitions. [2018-12-02 08:29:47,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 08:29:47,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:47,493 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 08:29:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:47,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2763 states and 3132 transitions. [2018-12-02 08:29:47,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3132 transitions. [2018-12-02 08:29:47,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 08:29:47,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 08:29:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 2769 states and 3138 transitions. [2018-12-02 08:29:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 3138 transitions. [2018-12-02 08:29:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 08:29:48,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 08:29:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:48,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2775 states and 3145 transitions. [2018-12-02 08:29:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3145 transitions. [2018-12-02 08:29:48,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 08:29:48,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:48,691 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 08:29:48,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:48,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2776 states and 3145 transitions. [2018-12-02 08:29:48,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3145 transitions. [2018-12-02 08:29:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 08:29:48,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:48,970 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 354 proven. 6 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 08:29:49,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2777 states and 3145 transitions. [2018-12-02 08:29:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3145 transitions. [2018-12-02 08:29:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-02 08:29:49,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2018-12-02 08:29:54,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:54,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 2835 states and 3206 transitions. [2018-12-02 08:29:54,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 3206 transitions. [2018-12-02 08:29:54,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-02 08:29:54,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:54,714 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2018-12-02 08:29:56,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 2836 states and 3205 transitions. [2018-12-02 08:29:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3205 transitions. [2018-12-02 08:29:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-02 08:29:56,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:56,714 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2018-12-02 08:29:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:29:57,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 2822 states and 3190 transitions. [2018-12-02 08:29:57,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3190 transitions. [2018-12-02 08:29:57,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-12-02 08:29:57,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:29:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:29:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2018-12-02 08:30:01,281 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2018-12-02 08:30:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2873 states and 3241 transitions. [2018-12-02 08:30:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 3241 transitions. [2018-12-02 08:30:12,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-12-02 08:30:12,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2018-12-02 08:30:13,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:13,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2893 states and 3261 transitions. [2018-12-02 08:30:13,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3261 transitions. [2018-12-02 08:30:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-12-02 08:30:13,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2018-12-02 08:30:16,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:16,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 2927 states and 3294 transitions. [2018-12-02 08:30:16,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3294 transitions. [2018-12-02 08:30:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-02 08:30:16,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:17,852 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 410 proven. 28 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-12-02 08:30:22,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 2947 states and 3322 transitions. [2018-12-02 08:30:22,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 3322 transitions. [2018-12-02 08:30:22,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-02 08:30:22,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-12-02 08:30:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 2953 states and 3331 transitions. [2018-12-02 08:30:26,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 3331 transitions. [2018-12-02 08:30:26,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-12-02 08:30:26,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-12-02 08:30:29,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 2958 states and 3336 transitions. [2018-12-02 08:30:29,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3336 transitions. [2018-12-02 08:30:29,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-12-02 08:30:29,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 431 proven. 42 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-12-02 08:30:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:33,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 2965 states and 3347 transitions. [2018-12-02 08:30:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3347 transitions. [2018-12-02 08:30:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 08:30:33,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-12-02 08:30:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:34,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 2985 states and 3374 transitions. [2018-12-02 08:30:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 3374 transitions. [2018-12-02 08:30:34,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 08:30:34,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-12-02 08:30:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:35,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 2989 states and 3381 transitions. [2018-12-02 08:30:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 3381 transitions. [2018-12-02 08:30:35,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-12-02 08:30:35,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:35,113 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-12-02 08:30:35,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:35,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 3005 states and 3399 transitions. [2018-12-02 08:30:35,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 3399 transitions. [2018-12-02 08:30:35,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-02 08:30:35,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:35,965 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 393 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2018-12-02 08:30:37,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 3017 states and 3410 transitions. [2018-12-02 08:30:37,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3410 transitions. [2018-12-02 08:30:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-02 08:30:37,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:38,174 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2018-12-02 08:30:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3059 states and 3459 transitions. [2018-12-02 08:30:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3059 states and 3459 transitions. [2018-12-02 08:30:39,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-02 08:30:39,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2018-12-02 08:30:39,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 3075 states and 3475 transitions. [2018-12-02 08:30:39,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 3475 transitions. [2018-12-02 08:30:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-02 08:30:39,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2018-12-02 08:30:40,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:40,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 3091 states and 3492 transitions. [2018-12-02 08:30:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 3492 transitions. [2018-12-02 08:30:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-02 08:30:40,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:40,241 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2018-12-02 08:30:41,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 3107 states and 3509 transitions. [2018-12-02 08:30:41,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 3509 transitions. [2018-12-02 08:30:41,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-02 08:30:41,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:42,136 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-12-02 08:30:42,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:42,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3109 states and 3510 transitions. [2018-12-02 08:30:42,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3109 states and 3510 transitions. [2018-12-02 08:30:42,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-02 08:30:42,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:42,825 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-12-02 08:30:43,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3131 states and 3533 transitions. [2018-12-02 08:30:43,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3131 states and 3533 transitions. [2018-12-02 08:30:43,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-02 08:30:43,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:43,386 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-12-02 08:30:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:43,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3135 states and 3537 transitions. [2018-12-02 08:30:43,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 3537 transitions. [2018-12-02 08:30:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 08:30:43,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:44,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:44,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3139 states and 3543 transitions. [2018-12-02 08:30:44,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3139 states and 3543 transitions. [2018-12-02 08:30:44,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 08:30:44,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:44,553 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:44,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3144 states and 3547 transitions. [2018-12-02 08:30:44,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 3547 transitions. [2018-12-02 08:30:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 08:30:44,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:44,800 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:46,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3145 states and 3547 transitions. [2018-12-02 08:30:46,047 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 3547 transitions. [2018-12-02 08:30:46,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 08:30:46,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3146 states and 3547 transitions. [2018-12-02 08:30:46,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3547 transitions. [2018-12-02 08:30:46,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-02 08:30:46,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 475 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 3147 states and 3549 transitions. [2018-12-02 08:30:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 3549 transitions. [2018-12-02 08:30:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:47,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:47,665 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:49,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3159 states and 3565 transitions. [2018-12-02 08:30:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 3565 transitions. [2018-12-02 08:30:49,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:49,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:51,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:51,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 3207 states and 3615 transitions. [2018-12-02 08:30:51,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3615 transitions. [2018-12-02 08:30:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:51,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:52,037 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:55,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3240 states and 3655 transitions. [2018-12-02 08:30:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3240 states and 3655 transitions. [2018-12-02 08:30:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:55,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:55,329 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:55,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3243 states and 3658 transitions. [2018-12-02 08:30:55,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3243 states and 3658 transitions. [2018-12-02 08:30:55,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:55,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:56,020 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3244 states and 3658 transitions. [2018-12-02 08:30:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 3658 transitions. [2018-12-02 08:30:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:56,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:57,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 3259 states and 3676 transitions. [2018-12-02 08:30:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 3676 transitions. [2018-12-02 08:30:57,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:57,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:57,841 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:58,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3269 states and 3685 transitions. [2018-12-02 08:30:58,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 3685 transitions. [2018-12-02 08:30:58,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:58,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:30:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:30:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3272 states and 3688 transitions. [2018-12-02 08:30:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 3688 transitions. [2018-12-02 08:30:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:30:59,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:30:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:30:59,868 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:31:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3275 states and 3691 transitions. [2018-12-02 08:31:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 3691 transitions. [2018-12-02 08:31:00,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:31:00,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:00,553 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:31:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3279 states and 3698 transitions. [2018-12-02 08:31:01,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 3698 transitions. [2018-12-02 08:31:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:31:01,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:31:02,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:02,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3282 states and 3702 transitions. [2018-12-02 08:31:02,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 3702 transitions. [2018-12-02 08:31:02,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:31:02,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:31:02,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:02,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3285 states and 3705 transitions. [2018-12-02 08:31:02,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 3705 transitions. [2018-12-02 08:31:02,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-02 08:31:02,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 20 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2018-12-02 08:31:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3289 states and 3710 transitions. [2018-12-02 08:31:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3710 transitions. [2018-12-02 08:31:04,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-12-02 08:31:04,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-12-02 08:31:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3290 states and 3710 transitions. [2018-12-02 08:31:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3710 transitions. [2018-12-02 08:31:04,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-12-02 08:31:04,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-12-02 08:31:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 3300 states and 3719 transitions. [2018-12-02 08:31:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 3719 transitions. [2018-12-02 08:31:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-12-02 08:31:04,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:05,078 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-12-02 08:31:05,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:05,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3304 states and 3722 transitions. [2018-12-02 08:31:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3304 states and 3722 transitions. [2018-12-02 08:31:05,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-12-02 08:31:05,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-12-02 08:31:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 3315 states and 3731 transitions. [2018-12-02 08:31:06,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3315 states and 3731 transitions. [2018-12-02 08:31:06,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-12-02 08:31:06,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:31:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:31:06,211 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-12-02 08:31:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:31:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 2914 states and 3266 transitions. [2018-12-02 08:31:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 3266 transitions. [2018-12-02 08:31:06,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 08:31:06,507 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 205 iterations. [2018-12-02 08:31:06,513 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 08:31:06,716 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 45 [2018-12-02 08:31:07,032 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2018-12-02 08:31:07,262 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 45 [2018-12-02 08:31:07,375 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 19 [2018-12-02 08:31:07,544 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-12-02 08:31:07,876 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2018-12-02 08:31:08,099 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2018-12-02 08:31:08,874 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 19 [2018-12-02 08:31:08,994 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 19 [2018-12-02 08:31:09,258 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 19 [2018-12-02 08:31:09,467 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2018-12-02 08:31:09,579 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-12-02 08:31:09,694 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2018-12-02 08:31:09,811 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-12-02 08:31:10,088 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 47 [2018-12-02 08:31:10,549 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 43 [2018-12-02 08:31:10,784 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 19 [2018-12-02 08:31:10,993 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 19 [2018-12-02 08:31:11,118 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2018-12-02 08:31:11,456 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 43 [2018-12-02 08:31:11,865 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 46 [2018-12-02 08:31:12,151 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 45 [2018-12-02 08:31:12,260 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 19 [2018-12-02 08:31:12,389 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 19 [2018-12-02 08:31:12,510 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 19 [2018-12-02 08:31:12,716 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 19 [2018-12-02 08:31:13,005 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2018-12-02 08:31:13,125 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2018-12-02 08:31:13,520 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 19 [2018-12-02 08:31:13,633 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 19 [2018-12-02 08:31:13,911 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 44 [2018-12-02 08:31:14,047 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-12-02 08:31:14,299 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 19 [2018-12-02 08:31:14,498 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 45 [2018-12-02 08:31:14,914 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 19 [2018-12-02 08:31:15,025 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-12-02 08:31:15,383 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 46 [2018-12-02 08:31:15,645 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-12-02 08:31:15,645 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 08:31:15,647 INFO L583 CodeCheckObserver]: Invariant with dag size 19 [2018-12-02 08:31:15,651 INFO L583 CodeCheckObserver]: Invariant with dag size 19 [2018-12-02 08:31:15,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:31:15 ImpRootNode [2018-12-02 08:31:15,652 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 08:31:15,652 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:31:15,652 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:31:15,652 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:31:15,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:26:57" (3/4) ... [2018-12-02 08:31:15,655 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 08:31:15,665 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-02 08:31:15,665 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-02 08:31:15,666 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 08:31:15,666 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 08:31:15,723 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7485cc33-71fb-4ec7-b65b-034c4f02981d/bin-2019/ukojak/witness.graphml [2018-12-02 08:31:15,723 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:31:15,723 INFO L168 Benchmark]: Toolchain (without parser) took 259713.86 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 945.3 MB in the beginning and 1.4 GB in the end (delta: -460.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-12-02 08:31:15,724 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:31:15,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. [2018-12-02 08:31:15,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:31:15,724 INFO L168 Benchmark]: Boogie Preprocessor took 29.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:31:15,724 INFO L168 Benchmark]: RCFGBuilder took 1050.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 863.0 MB in the end (delta: 218.8 MB). Peak memory consumption was 218.8 MB. Max. memory is 11.5 GB. [2018-12-02 08:31:15,724 INFO L168 Benchmark]: CodeCheck took 258210.48 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 863.0 MB in the beginning and 1.4 GB in the end (delta: -542.2 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-02 08:31:15,724 INFO L168 Benchmark]: Witness Printer took 70.39 ms. Allocated memory is still 2.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-12-02 08:31:15,726 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, 227 locations, 1 error locations. SAFE Result, 249.0s OverallTime, 205 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1979785104 SDtfs, 712577100 SDslu, -1005734576 SDs, 0 SdLazy, 2059297556 SolverSat, 1687360656 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1008.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 294238 GetRequests, 286878 SyntacticMatches, 5722 SemanticMatches, 1638 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2041411 ImplicationChecksByTransitivity, 219.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 46261 NumberOfCodeBlocks, 46261 NumberOfCodeBlocksAsserted, 204 NumberOfCheckSat, 46057 ConstructedInterpolants, 0 QuantifiedInterpolants, 41551616 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 204 InterpolantComputations, 131 PerfectInterpolantSequences, 60835/61699 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: 553]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a19 == 1 && !(a17 == 9)) || (a19 == 1 && !(a11 == 1))) || (!(a19 == 1) && !(a28 == 11)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 && !(a11 == 1)) || (a19 == 1 && !(a17 == 9))) || (!(a19 == 1) && !(a28 == 11)) * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 310.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1050.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 863.0 MB in the end (delta: 218.8 MB). Peak memory consumption was 218.8 MB. Max. memory is 11.5 GB. * CodeCheck took 258210.48 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 863.0 MB in the beginning and 1.4 GB in the end (delta: -542.2 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 70.39 ms. Allocated memory is still 2.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...