./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/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 16d1e07abe3d8baa61b9a8d494202a7664f873bb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:56:09,620 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:56:09,622 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:56:09,631 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:56:09,631 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:56:09,632 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:56:09,633 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:56:09,634 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:56:09,635 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:56:09,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:56:09,637 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:56:09,637 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:56:09,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:56:09,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:56:09,639 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:56:09,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:56:09,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:56:09,641 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:56:09,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:56:09,644 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:56:09,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:56:09,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:56:09,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:56:09,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:56:09,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:56:09,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:56:09,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:56:09,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:56:09,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:56:09,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:56:09,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:56:09,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:56:09,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:56:09,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:56:09,652 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:56:09,653 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:56:09,653 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:56:09,663 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:56:09,663 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:56:09,664 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:56:09,664 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:56:09,664 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:56:09,665 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:56:09,665 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:56:09,665 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:56:09,665 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:56:09,665 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:56:09,665 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:56:09,666 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:56:09,666 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:56:09,666 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:56:09,666 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:56:09,666 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:56:09,666 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:56:09,666 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:56:09,666 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:56:09,667 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:56:09,667 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:56:09,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:56:09,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:56:09,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:56:09,667 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:56:09,667 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:56:09,668 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:56:09,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:56:09,668 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_5bdbc144-1856-4c4f-82ed-6731c6c97726/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 -> 16d1e07abe3d8baa61b9a8d494202a7664f873bb [2018-11-10 05:56:09,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:56:09,701 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:56:09,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:56:09,706 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:56:09,706 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:56:09,707 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c [2018-11-10 05:56:09,754 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/data/4820898b1/ac2642e3629c42aa97ecc98302c57cea/FLAG47206bf2a [2018-11-10 05:56:10,130 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:56:10,130 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/sv-benchmarks/c/eca-rers2012/Problem01_label08_true-unreach-call_false-termination.c [2018-11-10 05:56:10,140 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/data/4820898b1/ac2642e3629c42aa97ecc98302c57cea/FLAG47206bf2a [2018-11-10 05:56:10,152 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/data/4820898b1/ac2642e3629c42aa97ecc98302c57cea [2018-11-10 05:56:10,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:56:10,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:56:10,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:56:10,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:56:10,161 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:56:10,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10, skipping insertion in model container [2018-11-10 05:56:10,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:56:10,205 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:56:10,452 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:56:10,455 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:56:10,525 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:56:10,535 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:56:10,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10 WrapperNode [2018-11-10 05:56:10,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:56:10,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:56:10,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:56:10,537 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:56:10,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:56:10,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:56:10,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:56:10,654 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:56:10,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... [2018-11-10 05:56:10,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:56:10,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:56:10,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:56:10,700 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:56:10,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:56:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:56:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:56:10,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:56:10,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:56:12,419 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:56:12,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:56:12 BoogieIcfgContainer [2018-11-10 05:56:12,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:56:12,420 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:56:12,420 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:56:12,431 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:56:12,431 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:56:12" (1/1) ... [2018-11-10 05:56:12,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:56:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:12,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 05:56:12,476 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 05:56:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 05:56:12,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:12,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:13,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:13,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 147 states and 233 transitions. [2018-11-10 05:56:13,171 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2018-11-10 05:56:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 05:56:13,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:56:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:13,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 222 states and 313 transitions. [2018-11-10 05:56:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 313 transitions. [2018-11-10 05:56:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 05:56:13,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:56:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:13,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 223 states and 314 transitions. [2018-11-10 05:56:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 314 transitions. [2018-11-10 05:56:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 05:56:13,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:13,842 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:13,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 246 states and 338 transitions. [2018-11-10 05:56:13,973 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 338 transitions. [2018-11-10 05:56:13,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 05:56:13,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:56:14,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:14,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 281 states and 378 transitions. [2018-11-10 05:56:14,306 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 378 transitions. [2018-11-10 05:56:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 05:56:14,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 313 states and 410 transitions. [2018-11-10 05:56:14,580 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 410 transitions. [2018-11-10 05:56:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 05:56:14,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 354 states and 458 transitions. [2018-11-10 05:56:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 458 transitions. [2018-11-10 05:56:15,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 05:56:15,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:15,123 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:56:15,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:15,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 355 states and 460 transitions. [2018-11-10 05:56:15,215 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 460 transitions. [2018-11-10 05:56:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 05:56:15,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:15,264 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:56:15,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 371 states and 481 transitions. [2018-11-10 05:56:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 481 transitions. [2018-11-10 05:56:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 05:56:15,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:15,593 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:15,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 392 states and 504 transitions. [2018-11-10 05:56:15,829 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 504 transitions. [2018-11-10 05:56:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 05:56:15,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:16,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:16,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 397 states and 512 transitions. [2018-11-10 05:56:16,045 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 512 transitions. [2018-11-10 05:56:16,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 05:56:16,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:16,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:16,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 404 states and 520 transitions. [2018-11-10 05:56:16,147 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 520 transitions. [2018-11-10 05:56:16,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 05:56:16,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:16,178 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:56:16,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:16,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 406 states and 523 transitions. [2018-11-10 05:56:16,247 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 523 transitions. [2018-11-10 05:56:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:56:16,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:17,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 452 states and 579 transitions. [2018-11-10 05:56:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 579 transitions. [2018-11-10 05:56:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:56:17,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 469 states and 598 transitions. [2018-11-10 05:56:17,441 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 598 transitions. [2018-11-10 05:56:17,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:56:17,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:17,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 472 states and 600 transitions. [2018-11-10 05:56:17,587 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 600 transitions. [2018-11-10 05:56:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 05:56:17,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:56:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 482 states and 615 transitions. [2018-11-10 05:56:17,891 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 615 transitions. [2018-11-10 05:56:17,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 05:56:17,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:18,039 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:56:18,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 497 states and 635 transitions. [2018-11-10 05:56:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 635 transitions. [2018-11-10 05:56:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 05:56:18,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:18,425 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:56:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:18,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 506 states and 647 transitions. [2018-11-10 05:56:18,553 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 647 transitions. [2018-11-10 05:56:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 05:56:18,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:18,583 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:56:18,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 510 states and 650 transitions. [2018-11-10 05:56:18,654 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 650 transitions. [2018-11-10 05:56:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 05:56:18,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:56:19,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 553 states and 694 transitions. [2018-11-10 05:56:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 694 transitions. [2018-11-10 05:56:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:56:19,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:56:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 568 states and 714 transitions. [2018-11-10 05:56:19,674 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 714 transitions. [2018-11-10 05:56:19,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:56:19,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:56:19,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:19,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 572 states and 718 transitions. [2018-11-10 05:56:19,839 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 718 transitions. [2018-11-10 05:56:19,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:56:19,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:19,857 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:56:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 578 states and 726 transitions. [2018-11-10 05:56:20,095 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 726 transitions. [2018-11-10 05:56:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 05:56:20,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 596 states and 744 transitions. [2018-11-10 05:56:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 744 transitions. [2018-11-10 05:56:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 05:56:20,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:56:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 610 states and 759 transitions. [2018-11-10 05:56:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 759 transitions. [2018-11-10 05:56:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 05:56:20,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:20,792 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:21,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 675 states and 828 transitions. [2018-11-10 05:56:21,924 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 828 transitions. [2018-11-10 05:56:21,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 05:56:21,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 05:56:22,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:22,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 676 states and 833 transitions. [2018-11-10 05:56:22,059 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 833 transitions. [2018-11-10 05:56:22,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:56:22,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:22,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:22,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 677 states and 842 transitions. [2018-11-10 05:56:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 842 transitions. [2018-11-10 05:56:22,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:56:22,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:23,181 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:56:23,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:23,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 691 states and 857 transitions. [2018-11-10 05:56:23,610 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 857 transitions. [2018-11-10 05:56:23,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:56:23,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:23,723 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 760 states and 929 transitions. [2018-11-10 05:56:24,771 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 929 transitions. [2018-11-10 05:56:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:56:24,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:24,805 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:56:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:24,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 778 states and 947 transitions. [2018-11-10 05:56:24,864 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 947 transitions. [2018-11-10 05:56:24,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:56:24,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 05:56:25,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:25,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 782 states and 950 transitions. [2018-11-10 05:56:25,009 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 950 transitions. [2018-11-10 05:56:25,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:56:25,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:25,218 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:26,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 811 states and 983 transitions. [2018-11-10 05:56:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 983 transitions. [2018-11-10 05:56:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:56:26,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 849 states and 1019 transitions. [2018-11-10 05:56:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1019 transitions. [2018-11-10 05:56:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:56:26,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:56:27,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 850 states and 1019 transitions. [2018-11-10 05:56:27,064 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1019 transitions. [2018-11-10 05:56:27,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 05:56:27,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:27,144 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:27,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 875 states and 1049 transitions. [2018-11-10 05:56:27,503 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1049 transitions. [2018-11-10 05:56:27,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:56:27,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 101 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 05:56:28,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:28,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 915 states and 1099 transitions. [2018-11-10 05:56:28,856 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1099 transitions. [2018-11-10 05:56:28,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 05:56:28,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:28,899 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:56:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:28,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 917 states and 1101 transitions. [2018-11-10 05:56:28,925 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1101 transitions. [2018-11-10 05:56:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 05:56:28,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:28,992 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:29,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 942 states and 1131 transitions. [2018-11-10 05:56:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1131 transitions. [2018-11-10 05:56:29,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 05:56:29,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-10 05:56:30,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1068 states and 1265 transitions. [2018-11-10 05:56:30,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1265 transitions. [2018-11-10 05:56:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 05:56:30,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:30,436 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 05:56:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1070 states and 1266 transitions. [2018-11-10 05:56:30,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1266 transitions. [2018-11-10 05:56:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 05:56:30,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:31,046 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1140 states and 1351 transitions. [2018-11-10 05:56:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1351 transitions. [2018-11-10 05:56:34,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 05:56:34,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:34,216 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:35,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:35,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1168 states and 1381 transitions. [2018-11-10 05:56:35,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1381 transitions. [2018-11-10 05:56:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 05:56:35,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 112 proven. 4 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 05:56:35,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:35,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1210 states and 1433 transitions. [2018-11-10 05:56:35,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1433 transitions. [2018-11-10 05:56:35,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 05:56:35,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:35,885 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-10 05:56:36,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:36,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1227 states and 1449 transitions. [2018-11-10 05:56:36,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1449 transitions. [2018-11-10 05:56:36,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-10 05:56:36,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:56:36,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1242 states and 1463 transitions. [2018-11-10 05:56:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1463 transitions. [2018-11-10 05:56:36,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:56:36,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 05:56:36,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:36,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1244 states and 1466 transitions. [2018-11-10 05:56:36,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1466 transitions. [2018-11-10 05:56:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 05:56:36,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:37,267 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:38,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:38,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1271 states and 1499 transitions. [2018-11-10 05:56:38,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1499 transitions. [2018-11-10 05:56:38,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 05:56:38,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:38,625 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:56:38,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1314 states and 1541 transitions. [2018-11-10 05:56:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1541 transitions. [2018-11-10 05:56:38,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 05:56:38,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:39,531 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 145 proven. 70 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 05:56:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:41,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1384 states and 1626 transitions. [2018-11-10 05:56:41,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1626 transitions. [2018-11-10 05:56:41,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 05:56:41,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 138 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 05:56:41,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:41,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1415 states and 1658 transitions. [2018-11-10 05:56:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1658 transitions. [2018-11-10 05:56:41,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 05:56:41,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:41,778 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 138 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 05:56:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1436 states and 1678 transitions. [2018-11-10 05:56:41,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1678 transitions. [2018-11-10 05:56:41,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 05:56:41,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:42,023 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 05:56:42,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:42,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1455 states and 1702 transitions. [2018-11-10 05:56:42,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1702 transitions. [2018-11-10 05:56:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 05:56:42,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:42,761 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 05:56:43,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1523 states and 1772 transitions. [2018-11-10 05:56:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1772 transitions. [2018-11-10 05:56:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 05:56:43,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 05:56:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1525 states and 1774 transitions. [2018-11-10 05:56:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1774 transitions. [2018-11-10 05:56:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 05:56:43,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 05:56:47,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:47,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1559 states and 1815 transitions. [2018-11-10 05:56:47,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1815 transitions. [2018-11-10 05:56:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 05:56:47,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 05:56:47,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:47,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1573 states and 1828 transitions. [2018-11-10 05:56:47,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1828 transitions. [2018-11-10 05:56:47,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 05:56:47,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:47,868 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 156 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 05:56:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:49,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1650 states and 1917 transitions. [2018-11-10 05:56:49,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 1917 transitions. [2018-11-10 05:56:49,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-10 05:56:49,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 05:56:49,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:49,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1653 states and 1920 transitions. [2018-11-10 05:56:49,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1920 transitions. [2018-11-10 05:56:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-10 05:56:49,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:50,303 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 244 proven. 41 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 05:56:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:51,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1684 states and 1958 transitions. [2018-11-10 05:56:51,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 1958 transitions. [2018-11-10 05:56:51,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 05:56:51,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-10 05:56:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1708 states and 1981 transitions. [2018-11-10 05:56:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 1981 transitions. [2018-11-10 05:56:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 05:56:53,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:53,257 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-10 05:56:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1732 states and 2005 transitions. [2018-11-10 05:56:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2005 transitions. [2018-11-10 05:56:54,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-10 05:56:54,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 242 proven. 5 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-10 05:56:55,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1812 states and 2090 transitions. [2018-11-10 05:56:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2090 transitions. [2018-11-10 05:56:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 05:56:55,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:55,305 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2018-11-10 05:56:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1816 states and 2093 transitions. [2018-11-10 05:56:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2093 transitions. [2018-11-10 05:56:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-10 05:56:55,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:56:55,899 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:56:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:56:59,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1885 states and 2176 transitions. [2018-11-10 05:56:59,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2176 transitions. [2018-11-10 05:56:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 05:56:59,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:56:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:00,122 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:57:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1930 states and 2224 transitions. [2018-11-10 05:57:02,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2224 transitions. [2018-11-10 05:57:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 05:57:02,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 05:57:02,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1931 states and 2225 transitions. [2018-11-10 05:57:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2225 transitions. [2018-11-10 05:57:02,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 05:57:02,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 05:57:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1984 states and 2283 transitions. [2018-11-10 05:57:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2283 transitions. [2018-11-10 05:57:07,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 05:57:07,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:57:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1994 states and 2297 transitions. [2018-11-10 05:57:10,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2297 transitions. [2018-11-10 05:57:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 05:57:10,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:10,211 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:57:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 2000 states and 2306 transitions. [2018-11-10 05:57:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2306 transitions. [2018-11-10 05:57:10,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-10 05:57:10,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:11,065 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 05:57:11,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:11,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 2002 states and 2308 transitions. [2018-11-10 05:57:11,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2308 transitions. [2018-11-10 05:57:11,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 05:57:11,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:11,756 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 05:57:13,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:13,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2021 states and 2335 transitions. [2018-11-10 05:57:13,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2335 transitions. [2018-11-10 05:57:13,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 05:57:13,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:13,156 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 05:57:14,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:14,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 2029 states and 2348 transitions. [2018-11-10 05:57:14,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2348 transitions. [2018-11-10 05:57:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 05:57:14,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:14,174 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 05:57:14,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:14,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 2032 states and 2350 transitions. [2018-11-10 05:57:14,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2350 transitions. [2018-11-10 05:57:14,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 05:57:14,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 05:57:23,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:23,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2165 states and 2513 transitions. [2018-11-10 05:57:23,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2513 transitions. [2018-11-10 05:57:23,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 05:57:23,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:24,470 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 412 proven. 96 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:57:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2208 states and 2559 transitions. [2018-11-10 05:57:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2559 transitions. [2018-11-10 05:57:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-10 05:57:28,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-10 05:57:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2223 states and 2574 transitions. [2018-11-10 05:57:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2574 transitions. [2018-11-10 05:57:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-10 05:57:28,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-11-10 05:57:31,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2224 states and 2577 transitions. [2018-11-10 05:57:31,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2577 transitions. [2018-11-10 05:57:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 05:57:31,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:31,859 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 532 proven. 5 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 05:57:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2229 states and 2583 transitions. [2018-11-10 05:57:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2583 transitions. [2018-11-10 05:57:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 05:57:32,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:32,613 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-10 05:57:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2268 states and 2623 transitions. [2018-11-10 05:57:33,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2623 transitions. [2018-11-10 05:57:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 05:57:33,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:33,461 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-10 05:57:33,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:33,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2282 states and 2638 transitions. [2018-11-10 05:57:33,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2638 transitions. [2018-11-10 05:57:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 05:57:33,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-10 05:57:34,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2289 states and 2646 transitions. [2018-11-10 05:57:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2646 transitions. [2018-11-10 05:57:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-10 05:57:34,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:57:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:57:34,478 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 561 proven. 12 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2018-11-10 05:57:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:57:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2150 states and 2502 transitions. [2018-11-10 05:57:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2502 transitions. [2018-11-10 05:57:35,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:57:35,052 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 85 iterations. [2018-11-10 05:57:35,059 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:57:35,333 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 35 [2018-11-10 05:57:35,511 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2018-11-10 05:57:35,747 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2018-11-10 05:57:35,869 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2018-11-10 05:57:35,978 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 35 [2018-11-10 05:57:36,257 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 05:57:36,379 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 35 [2018-11-10 05:57:36,544 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2018-11-10 05:57:36,664 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2018-11-10 05:57:37,015 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 35 [2018-11-10 05:57:37,189 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-11-10 05:57:37,451 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 29 [2018-11-10 05:57:37,948 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2018-11-10 05:57:38,364 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 35 [2018-11-10 05:57:38,565 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 05:57:38,984 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 25 [2018-11-10 05:57:39,579 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2018-11-10 05:57:39,801 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 52 [2018-11-10 05:57:40,131 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 33 [2018-11-10 05:57:40,276 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2018-11-10 05:57:40,379 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-11-10 05:57:40,482 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 05:57:40,592 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 35 [2018-11-10 05:57:40,592 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:57:40,594 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 05:57:40,599 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 05:57:40,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:57:40 ImpRootNode [2018-11-10 05:57:40,600 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:57:40,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:57:40,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:57:40,600 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:57:40,600 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:56:12" (3/4) ... [2018-11-10 05:57:40,603 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:57:40,614 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 05:57:40,615 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 05:57:40,615 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 05:57:40,616 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:57:40,700 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5bdbc144-1856-4c4f-82ed-6731c6c97726/bin-2019/ukojak/witness.graphml [2018-11-10 05:57:40,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:57:40,700 INFO L168 Benchmark]: Toolchain (without parser) took 90544.92 ms. Allocated memory was 1.0 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 951.2 MB in the beginning and 1.4 GB in the end (delta: -428.1 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-10 05:57:40,701 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:57:40,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.23 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 919.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:40,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 919.0 MB in the beginning and 1.2 GB in the end (delta: -241.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:40,702 INFO L168 Benchmark]: Boogie Preprocessor took 45.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:40,702 INFO L168 Benchmark]: RCFGBuilder took 1720.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.5 MB in the end (delta: 235.3 MB). Peak memory consumption was 235.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:57:40,702 INFO L168 Benchmark]: CodeCheck took 88179.35 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.8 GB). Free memory was 914.5 MB in the beginning and 1.4 GB in the end (delta: -464.9 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-11-10 05:57:40,702 INFO L168 Benchmark]: Witness Printer took 99.95 ms. Allocated memory is still 3.0 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:57:40,704 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 82.5s OverallTime, 85 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1970060724 SDtfs, 730655322 SDslu, 1824892602 SDs, 0 SdLazy, -949789636 SolverSat, -1823663456 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 254.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107237 GetRequests, 103715 SyntacticMatches, 2530 SemanticMatches, 992 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767313 ImplicationChecksByTransitivity, 67.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 13.5s InterpolantComputationTime, 16290 NumberOfCodeBlocks, 16290 NumberOfCodeBlocksAsserted, 84 NumberOfCheckSat, 16206 ConstructedInterpolants, 0 QuantifiedInterpolants, 21596645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 84 InterpolantComputations, 59 PerfectInterpolantSequences, 18422/19316 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: 515]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a8 == 13)) || !(a7 == 1)) || ((((!(a21 == 1) && a16 == 4) && a17 == 1) && a12 == 8) && a20 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a8 == 13)) || !(a7 == 1)) || ((((!(a21 == 1) && a16 == 4) && a17 == 1) && a12 == 8) && a20 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 379.23 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 919.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 919.0 MB in the beginning and 1.2 GB in the end (delta: -241.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1720.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.5 MB in the end (delta: 235.3 MB). Peak memory consumption was 235.3 MB. Max. memory is 11.5 GB. * CodeCheck took 88179.35 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.8 GB). Free memory was 914.5 MB in the beginning and 1.4 GB in the end (delta: -464.9 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. * Witness Printer took 99.95 ms. Allocated memory is still 3.0 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...