./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/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 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:41:11,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:41:11,596 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:41:11,602 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:41:11,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:41:11,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:41:11,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:41:11,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:41:11,605 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:41:11,606 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:41:11,606 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:41:11,607 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:41:11,607 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:41:11,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:41:11,608 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:41:11,609 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:41:11,609 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:41:11,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:41:11,611 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:41:11,612 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:41:11,612 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:41:11,613 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:41:11,614 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:41:11,614 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:41:11,614 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:41:11,615 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:41:11,616 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:41:11,616 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:41:11,616 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:41:11,617 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:41:11,617 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:41:11,618 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:41:11,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:41:11,618 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:41:11,618 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:41:11,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:41:11,619 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 12:41:11,626 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:41:11,626 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:41:11,627 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:41:11,627 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:41:11,627 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:41:11,627 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:41:11,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:41:11,627 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:41:11,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:41:11,628 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:41:11,628 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:41:11,629 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:41:11,629 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:41:11,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:41:11,629 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:41:11,629 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:41:11,629 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:41:11,629 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 12:41:11,629 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:41:11,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 12:41:11,629 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_7416ab81-bac4-4c34-9051-690f9393a82a/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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2018-12-02 12:41:11,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:41:11,653 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:41:11,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:41:11,655 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:41:11,655 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:41:11,656 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-12-02 12:41:11,693 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/data/2152c9fd5/70a92256d87744988c50343e0ab5b1c0/FLAG21b2bcd7b [2018-12-02 12:41:12,013 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:41:12,013 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-12-02 12:41:12,019 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/data/2152c9fd5/70a92256d87744988c50343e0ab5b1c0/FLAG21b2bcd7b [2018-12-02 12:41:12,028 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/data/2152c9fd5/70a92256d87744988c50343e0ab5b1c0 [2018-12-02 12:41:12,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:41:12,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:41:12,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:41:12,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:41:12,033 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:41:12,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f79c046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12, skipping insertion in model container [2018-12-02 12:41:12,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:41:12,064 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:41:12,256 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:41:12,260 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:41:12,323 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:41:12,376 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:41:12,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12 WrapperNode [2018-12-02 12:41:12,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:41:12,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:41:12,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:41:12,377 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:41:12,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:41:12,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:41:12,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:41:12,425 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:41:12,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... [2018-12-02 12:41:12,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:41:12,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:41:12,454 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:41:12,454 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:41:12,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:41:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:41:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:41:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:41:13,579 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:41:13,579 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 12:41:13,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:41:13 BoogieIcfgContainer [2018-12-02 12:41:13,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:41:13,580 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:41:13,580 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:41:13,590 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:41:13,590 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:41:13" (1/1) ... [2018-12-02 12:41:13,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:41:13,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:13,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-02 12:41:13,627 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-02 12:41:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 12:41:13,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2018-12-02 12:41:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2018-12-02 12:41:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 12:41:14,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 12:41:14,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 146 states and 221 transitions. [2018-12-02 12:41:14,321 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 221 transitions. [2018-12-02 12:41:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 12:41:14,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 151 states and 230 transitions. [2018-12-02 12:41:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 230 transitions. [2018-12-02 12:41:14,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 12:41:14,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:14,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 12:41:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 227 states and 319 transitions. [2018-12-02 12:41:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 319 transitions. [2018-12-02 12:41:14,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-02 12:41:14,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:14,963 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 12:41:15,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:15,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 260 states and 358 transitions. [2018-12-02 12:41:15,248 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 358 transitions. [2018-12-02 12:41:15,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 12:41:15,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:15,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 270 states and 375 transitions. [2018-12-02 12:41:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 375 transitions. [2018-12-02 12:41:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 12:41:15,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:15,803 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 281 states and 398 transitions. [2018-12-02 12:41:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 398 transitions. [2018-12-02 12:41:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 12:41:16,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:16,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:16,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 284 states and 402 transitions. [2018-12-02 12:41:16,515 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 402 transitions. [2018-12-02 12:41:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 12:41:16,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:16,533 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:16,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 290 states and 409 transitions. [2018-12-02 12:41:16,765 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 409 transitions. [2018-12-02 12:41:16,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 12:41:16,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:16,793 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:16,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 293 states and 412 transitions. [2018-12-02 12:41:16,884 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 412 transitions. [2018-12-02 12:41:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 12:41:16,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:16,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:16,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 295 states and 413 transitions. [2018-12-02 12:41:16,995 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 413 transitions. [2018-12-02 12:41:16,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 12:41:16,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:17,019 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 298 states and 416 transitions. [2018-12-02 12:41:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 416 transitions. [2018-12-02 12:41:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 12:41:17,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 12:41:17,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 310 states and 428 transitions. [2018-12-02 12:41:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 428 transitions. [2018-12-02 12:41:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 12:41:17,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 12:41:17,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 312 states and 430 transitions. [2018-12-02 12:41:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 430 transitions. [2018-12-02 12:41:17,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 12:41:17,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 318 states and 439 transitions. [2018-12-02 12:41:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 439 transitions. [2018-12-02 12:41:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 12:41:17,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:17,611 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:17,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:17,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 321 states and 442 transitions. [2018-12-02 12:41:17,790 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 442 transitions. [2018-12-02 12:41:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 12:41:17,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:17,812 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:17,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:17,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 324 states and 445 transitions. [2018-12-02 12:41:17,945 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 445 transitions. [2018-12-02 12:41:17,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 12:41:17,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:18,013 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 369 states and 494 transitions. [2018-12-02 12:41:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 494 transitions. [2018-12-02 12:41:18,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 12:41:18,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 374 states and 501 transitions. [2018-12-02 12:41:18,743 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 501 transitions. [2018-12-02 12:41:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 12:41:18,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:18,773 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:19,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 417 states and 551 transitions. [2018-12-02 12:41:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 551 transitions. [2018-12-02 12:41:19,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 12:41:19,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 12:41:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 424 states and 560 transitions. [2018-12-02 12:41:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 560 transitions. [2018-12-02 12:41:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 12:41:19,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:19,408 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 12:41:20,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 435 states and 584 transitions. [2018-12-02 12:41:20,144 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 584 transitions. [2018-12-02 12:41:20,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 12:41:20,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:20,169 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 12:41:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 441 states and 593 transitions. [2018-12-02 12:41:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 593 transitions. [2018-12-02 12:41:20,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 12:41:20,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 12:41:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 444 states and 597 transitions. [2018-12-02 12:41:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 597 transitions. [2018-12-02 12:41:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 12:41:20,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 12:41:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 446 states and 599 transitions. [2018-12-02 12:41:20,796 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 599 transitions. [2018-12-02 12:41:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 12:41:20,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:20,827 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 12:41:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 450 states and 604 transitions. [2018-12-02 12:41:20,991 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 604 transitions. [2018-12-02 12:41:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 12:41:20,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:21,055 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:21,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 468 states and 624 transitions. [2018-12-02 12:41:21,391 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 624 transitions. [2018-12-02 12:41:21,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 12:41:21,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:21,660 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:23,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:23,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 533 states and 691 transitions. [2018-12-02 12:41:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 691 transitions. [2018-12-02 12:41:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 12:41:23,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 555 states and 722 transitions. [2018-12-02 12:41:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 722 transitions. [2018-12-02 12:41:24,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 12:41:24,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:25,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:25,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 560 states and 727 transitions. [2018-12-02 12:41:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 727 transitions. [2018-12-02 12:41:25,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 12:41:25,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:25,676 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:28,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:28,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 617 states and 789 transitions. [2018-12-02 12:41:28,489 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 789 transitions. [2018-12-02 12:41:28,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 12:41:28,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-02 12:41:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 625 states and 802 transitions. [2018-12-02 12:41:29,202 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 802 transitions. [2018-12-02 12:41:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 12:41:29,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:29,640 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 694 states and 884 transitions. [2018-12-02 12:41:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 884 transitions. [2018-12-02 12:41:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 12:41:31,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:31,689 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 698 states and 887 transitions. [2018-12-02 12:41:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 887 transitions. [2018-12-02 12:41:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 12:41:31,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:31,956 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 12:41:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 716 states and 905 transitions. [2018-12-02 12:41:32,008 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 905 transitions. [2018-12-02 12:41:32,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 12:41:32,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:32,045 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 12:41:32,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 720 states and 908 transitions. [2018-12-02 12:41:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 908 transitions. [2018-12-02 12:41:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 12:41:32,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:32,465 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:32,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:32,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 727 states and 918 transitions. [2018-12-02 12:41:32,799 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 918 transitions. [2018-12-02 12:41:32,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 12:41:32,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:33,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 798 states and 989 transitions. [2018-12-02 12:41:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 989 transitions. [2018-12-02 12:41:33,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 12:41:33,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:34,088 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 117 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:34,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:34,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 803 states and 999 transitions. [2018-12-02 12:41:34,803 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 999 transitions. [2018-12-02 12:41:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 12:41:34,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:34,825 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 117 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:41:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 809 states and 1006 transitions. [2018-12-02 12:41:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1006 transitions. [2018-12-02 12:41:35,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 12:41:35,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:35,474 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 12:41:35,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 852 states and 1050 transitions. [2018-12-02 12:41:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1050 transitions. [2018-12-02 12:41:35,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 12:41:35,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 12:41:36,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 856 states and 1053 transitions. [2018-12-02 12:41:36,073 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1053 transitions. [2018-12-02 12:41:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 12:41:36,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-02 12:41:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 980 states and 1187 transitions. [2018-12-02 12:41:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1187 transitions. [2018-12-02 12:41:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 12:41:37,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:37,558 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-02 12:41:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 1007 states and 1219 transitions. [2018-12-02 12:41:37,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1219 transitions. [2018-12-02 12:41:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 12:41:37,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:42,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1072 states and 1292 transitions. [2018-12-02 12:41:42,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1292 transitions. [2018-12-02 12:41:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 12:41:42,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:42,355 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:43,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:43,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1081 states and 1301 transitions. [2018-12-02 12:41:43,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1301 transitions. [2018-12-02 12:41:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 12:41:43,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 137 proven. 70 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 12:41:45,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1119 states and 1343 transitions. [2018-12-02 12:41:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1343 transitions. [2018-12-02 12:41:45,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 12:41:45,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 137 proven. 70 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 12:41:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:46,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1125 states and 1350 transitions. [2018-12-02 12:41:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1350 transitions. [2018-12-02 12:41:46,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 12:41:46,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:49,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1194 states and 1433 transitions. [2018-12-02 12:41:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1433 transitions. [2018-12-02 12:41:49,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 12:41:49,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1198 states and 1437 transitions. [2018-12-02 12:41:50,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1437 transitions. [2018-12-02 12:41:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 12:41:50,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:50,277 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:41:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:50,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1237 states and 1476 transitions. [2018-12-02 12:41:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1476 transitions. [2018-12-02 12:41:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-02 12:41:50,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 12:41:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:52,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1282 states and 1529 transitions. [2018-12-02 12:41:52,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1529 transitions. [2018-12-02 12:41:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-02 12:41:52,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 188 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 12:41:53,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:53,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1296 states and 1548 transitions. [2018-12-02 12:41:53,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1548 transitions. [2018-12-02 12:41:53,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-02 12:41:53,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:54,086 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 188 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 12:41:54,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:54,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1300 states and 1551 transitions. [2018-12-02 12:41:54,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1551 transitions. [2018-12-02 12:41:54,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 12:41:54,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 12:41:54,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:54,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1302 states and 1554 transitions. [2018-12-02 12:41:54,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1554 transitions. [2018-12-02 12:41:54,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 12:41:54,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 12:41:58,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:58,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1327 states and 1585 transitions. [2018-12-02 12:41:58,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1585 transitions. [2018-12-02 12:41:58,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 12:41:58,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 12:41:58,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1331 states and 1588 transitions. [2018-12-02 12:41:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1588 transitions. [2018-12-02 12:41:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 12:41:58,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:41:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 12:42:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1332 states and 1590 transitions. [2018-12-02 12:42:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1590 transitions. [2018-12-02 12:42:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 12:42:00,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:00,604 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 12:42:01,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:01,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1335 states and 1594 transitions. [2018-12-02 12:42:01,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1594 transitions. [2018-12-02 12:42:01,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-02 12:42:01,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:01,192 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 12:42:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:02,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1402 states and 1663 transitions. [2018-12-02 12:42:02,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1663 transitions. [2018-12-02 12:42:02,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-02 12:42:02,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:02,453 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 12:42:04,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1409 states and 1678 transitions. [2018-12-02 12:42:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1678 transitions. [2018-12-02 12:42:04,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-02 12:42:04,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 12:42:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:04,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1410 states and 1679 transitions. [2018-12-02 12:42:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1679 transitions. [2018-12-02 12:42:04,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-02 12:42:04,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:04,489 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 12:42:04,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:04,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1412 states and 1682 transitions. [2018-12-02 12:42:04,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1682 transitions. [2018-12-02 12:42:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-02 12:42:04,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:04,808 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 12:42:05,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1413 states and 1682 transitions. [2018-12-02 12:42:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1682 transitions. [2018-12-02 12:42:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-02 12:42:05,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-02 12:42:05,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:05,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1416 states and 1687 transitions. [2018-12-02 12:42:05,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1687 transitions. [2018-12-02 12:42:05,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-02 12:42:05,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:05,987 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 256 proven. 20 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 12:42:10,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1446 states and 1732 transitions. [2018-12-02 12:42:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1732 transitions. [2018-12-02 12:42:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-02 12:42:10,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:10,621 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 256 proven. 20 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 12:42:12,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1459 states and 1748 transitions. [2018-12-02 12:42:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1748 transitions. [2018-12-02 12:42:12,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-02 12:42:12,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 256 proven. 20 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 12:42:13,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1464 states and 1752 transitions. [2018-12-02 12:42:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 1752 transitions. [2018-12-02 12:42:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-02 12:42:13,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:13,743 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 256 proven. 20 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 12:42:14,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:14,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1469 states and 1756 transitions. [2018-12-02 12:42:14,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1756 transitions. [2018-12-02 12:42:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 12:42:14,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 275 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 12:42:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1473 states and 1763 transitions. [2018-12-02 12:42:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1763 transitions. [2018-12-02 12:42:15,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 12:42:15,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 275 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 12:42:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:15,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1476 states and 1766 transitions. [2018-12-02 12:42:15,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1766 transitions. [2018-12-02 12:42:15,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 12:42:15,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 275 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 12:42:16,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:16,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1479 states and 1769 transitions. [2018-12-02 12:42:16,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1769 transitions. [2018-12-02 12:42:16,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-02 12:42:16,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:17,166 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:42:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1516 states and 1807 transitions. [2018-12-02 12:42:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1807 transitions. [2018-12-02 12:42:18,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-02 12:42:18,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:42:18,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1520 states and 1810 transitions. [2018-12-02 12:42:18,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1810 transitions. [2018-12-02 12:42:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-02 12:42:18,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:18,826 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 12:42:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:19,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1521 states and 1813 transitions. [2018-12-02 12:42:19,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1813 transitions. [2018-12-02 12:42:19,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-02 12:42:19,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:19,927 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 12:42:20,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1522 states and 1814 transitions. [2018-12-02 12:42:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1814 transitions. [2018-12-02 12:42:20,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 12:42:20,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:20,307 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 12:42:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1580 states and 1880 transitions. [2018-12-02 12:42:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1880 transitions. [2018-12-02 12:42:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 12:42:22,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:22,616 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 12:42:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1584 states and 1883 transitions. [2018-12-02 12:42:22,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1883 transitions. [2018-12-02 12:42:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-02 12:42:22,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:25,221 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 12:42:28,173 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-02 12:42:29,656 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 12:42:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:33,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1632 states and 1932 transitions. [2018-12-02 12:42:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 1932 transitions. [2018-12-02 12:42:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-02 12:42:33,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:33,594 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 12:42:34,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:34,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1636 states and 1935 transitions. [2018-12-02 12:42:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1935 transitions. [2018-12-02 12:42:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 12:42:34,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:42:41,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1680 states and 1980 transitions. [2018-12-02 12:42:41,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 1980 transitions. [2018-12-02 12:42:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 12:42:41,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 287 proven. 18 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 12:42:44,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:44,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1692 states and 1997 transitions. [2018-12-02 12:42:44,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 1997 transitions. [2018-12-02 12:42:44,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 12:42:44,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:45,056 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 287 proven. 18 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 12:42:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1695 states and 2000 transitions. [2018-12-02 12:42:45,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2000 transitions. [2018-12-02 12:42:45,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 12:42:45,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:42:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1699 states and 2003 transitions. [2018-12-02 12:42:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2003 transitions. [2018-12-02 12:42:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-02 12:42:45,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-12-02 12:42:46,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1769 states and 2076 transitions. [2018-12-02 12:42:46,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2076 transitions. [2018-12-02 12:42:46,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 12:42:46,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2018-12-02 12:42:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:47,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1773 states and 2088 transitions. [2018-12-02 12:42:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2088 transitions. [2018-12-02 12:42:47,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-02 12:42:47,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:42:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1800 states and 2115 transitions. [2018-12-02 12:42:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2115 transitions. [2018-12-02 12:42:51,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-02 12:42:51,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:42:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:42:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1801 states and 2116 transitions. [2018-12-02 12:42:52,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2116 transitions. [2018-12-02 12:42:52,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-02 12:42:52,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:42:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:42:52,903 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 12:43:00,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:00,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1892 states and 2233 transitions. [2018-12-02 12:43:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2233 transitions. [2018-12-02 12:43:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-02 12:43:00,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:02,705 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 12:43:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1965 states and 2315 transitions. [2018-12-02 12:43:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2315 transitions. [2018-12-02 12:43:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-02 12:43:11,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:11,544 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 12:43:14,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:14,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 2002 states and 2351 transitions. [2018-12-02 12:43:14,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2351 transitions. [2018-12-02 12:43:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-02 12:43:14,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 12:43:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:15,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 2027 states and 2375 transitions. [2018-12-02 12:43:15,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2375 transitions. [2018-12-02 12:43:15,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 12:43:15,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 321 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 12:43:19,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:19,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2110 states and 2464 transitions. [2018-12-02 12:43:19,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2464 transitions. [2018-12-02 12:43:19,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 12:43:19,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:43:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:20,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2118 states and 2474 transitions. [2018-12-02 12:43:20,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2474 transitions. [2018-12-02 12:43:20,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 12:43:20,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:43:22,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2126 states and 2482 transitions. [2018-12-02 12:43:22,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2482 transitions. [2018-12-02 12:43:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-02 12:43:22,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:43:23,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:23,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2128 states and 2485 transitions. [2018-12-02 12:43:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2485 transitions. [2018-12-02 12:43:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-02 12:43:23,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:25,671 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 12:43:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:31,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2160 states and 2518 transitions. [2018-12-02 12:43:31,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2518 transitions. [2018-12-02 12:43:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-02 12:43:31,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:32,777 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 12:43:47,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:47,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2212 states and 2573 transitions. [2018-12-02 12:43:47,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 2573 transitions. [2018-12-02 12:43:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 12:43:47,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:49,940 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 12:43:56,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:43:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2256 states and 2620 transitions. [2018-12-02 12:43:56,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2620 transitions. [2018-12-02 12:43:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 12:43:56,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:43:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:43:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 12:44:00,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:00,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2280 states and 2644 transitions. [2018-12-02 12:44:00,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 2644 transitions. [2018-12-02 12:44:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 12:44:00,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 12:44:01,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:01,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 2285 states and 2648 transitions. [2018-12-02 12:44:01,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2648 transitions. [2018-12-02 12:44:01,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 12:44:01,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:01,778 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 12:44:02,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2286 states and 2649 transitions. [2018-12-02 12:44:02,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2649 transitions. [2018-12-02 12:44:02,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-02 12:44:02,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 12:44:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2290 states and 2652 transitions. [2018-12-02 12:44:02,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2652 transitions. [2018-12-02 12:44:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-02 12:44:02,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-02 12:44:08,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:08,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2360 states and 2731 transitions. [2018-12-02 12:44:08,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2731 transitions. [2018-12-02 12:44:08,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-02 12:44:08,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-02 12:44:09,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 2385 states and 2757 transitions. [2018-12-02 12:44:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2757 transitions. [2018-12-02 12:44:09,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-02 12:44:09,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 12:44:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2387 states and 2758 transitions. [2018-12-02 12:44:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2758 transitions. [2018-12-02 12:44:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 12:44:10,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 12:44:17,362 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-02 12:44:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2433 states and 2812 transitions. [2018-12-02 12:44:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 2812 transitions. [2018-12-02 12:44:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 12:44:22,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 12:44:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2448 states and 2827 transitions. [2018-12-02 12:44:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 2827 transitions. [2018-12-02 12:44:23,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-02 12:44:23,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:24,351 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:44:26,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:26,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2449 states and 2829 transitions. [2018-12-02 12:44:26,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 2829 transitions. [2018-12-02 12:44:26,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-02 12:44:26,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:44:26,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2452 states and 2832 transitions. [2018-12-02 12:44:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2832 transitions. [2018-12-02 12:44:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-02 12:44:26,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 438 proven. 7 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 12:44:30,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:30,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2474 states and 2855 transitions. [2018-12-02 12:44:30,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 2855 transitions. [2018-12-02 12:44:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-02 12:44:30,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-12-02 12:44:36,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2575 states and 2959 transitions. [2018-12-02 12:44:36,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 2959 transitions. [2018-12-02 12:44:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-02 12:44:36,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:39,095 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 12:44:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2623 states and 3009 transitions. [2018-12-02 12:44:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 3009 transitions. [2018-12-02 12:44:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 12:44:45,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:47,214 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 12:44:49,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:49,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2692 states and 3079 transitions. [2018-12-02 12:44:49,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3079 transitions. [2018-12-02 12:44:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 12:44:49,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:49,814 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:44:58,694 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2018-12-02 12:44:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:44:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 2742 states and 3136 transitions. [2018-12-02 12:44:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3136 transitions. [2018-12-02 12:44:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 12:44:59,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:44:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:44:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:45:03,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:45:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 2763 states and 3157 transitions. [2018-12-02 12:45:03,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3157 transitions. [2018-12-02 12:45:03,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 12:45:03,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:45:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:45:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 12:45:06,474 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-02 12:45:08,106 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-02 12:45:09,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:45:09,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2771 states and 3164 transitions. [2018-12-02 12:45:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3164 transitions. [2018-12-02 12:45:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-02 12:45:09,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:45:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:45:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 12:45:20,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:45:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2894 states and 3298 transitions. [2018-12-02 12:45:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 3298 transitions. [2018-12-02 12:45:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-02 12:45:20,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:45:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:45:23,036 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:45:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:45:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 2935 states and 3342 transitions. [2018-12-02 12:45:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 3342 transitions. [2018-12-02 12:45:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-02 12:45:32,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:45:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:45:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:45:32,897 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 12:45:35,153 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 12:45:37,002 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 12:45:39,364 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 12:45:42,889 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-02 12:45:44,774 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2018-12-02 12:45:47,213 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2018-12-02 12:45:49,409 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-02 12:45:52,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:45:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 2993 states and 3400 transitions. [2018-12-02 12:45:52,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3400 transitions. [2018-12-02 12:45:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-02 12:45:52,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:45:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:45:52,431 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:45:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:45:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 3003 states and 3411 transitions. [2018-12-02 12:45:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 3411 transitions. [2018-12-02 12:45:55,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 12:45:55,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:45:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:01,270 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 12:46:03,977 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 12:46:05,947 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 12:46:07,834 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 12:46:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3044 states and 3455 transitions. [2018-12-02 12:46:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 3455 transitions. [2018-12-02 12:46:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 12:46:12,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 12:46:17,100 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2018-12-02 12:46:19,447 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2018-12-02 12:46:21,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:21,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 3068 states and 3481 transitions. [2018-12-02 12:46:21,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 3481 transitions. [2018-12-02 12:46:21,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 12:46:21,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:21,830 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 12:46:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 3071 states and 3483 transitions. [2018-12-02 12:46:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3483 transitions. [2018-12-02 12:46:22,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 12:46:22,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:22,445 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 380 proven. 5 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2018-12-02 12:46:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:30,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3146 states and 3565 transitions. [2018-12-02 12:46:30,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3565 transitions. [2018-12-02 12:46:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-02 12:46:30,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:31,664 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 179 proven. 401 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:46:47,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:47,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3248 states and 3682 transitions. [2018-12-02 12:46:47,264 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3682 transitions. [2018-12-02 12:46:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-02 12:46:47,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 179 proven. 401 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:46:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3251 states and 3684 transitions. [2018-12-02 12:46:48,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 3684 transitions. [2018-12-02 12:46:48,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-02 12:46:48,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 179 proven. 401 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 12:46:52,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3278 states and 3710 transitions. [2018-12-02 12:46:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 3710 transitions. [2018-12-02 12:46:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-02 12:46:52,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:52,658 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 12:46:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3347 states and 3781 transitions. [2018-12-02 12:46:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3781 transitions. [2018-12-02 12:46:54,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 12:46:54,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 10 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-02 12:46:54,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:46:54,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3348 states and 3781 transitions. [2018-12-02 12:46:54,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 3781 transitions. [2018-12-02 12:46:54,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 12:46:54,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:46:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:46:54,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 10 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-02 12:46:57,138 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2018-12-02 12:47:00,200 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2018-12-02 12:47:12,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:47:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 3418 states and 3858 transitions. [2018-12-02 12:47:12,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3418 states and 3858 transitions. [2018-12-02 12:47:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 12:47:12,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:47:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:47:12,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 10 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-02 12:47:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:47:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3423 states and 3863 transitions. [2018-12-02 12:47:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3423 states and 3863 transitions. [2018-12-02 12:47:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 12:47:13,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:47:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:47:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 10 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-02 12:47:17,098 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2018-12-02 12:47:18,756 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2018-12-02 12:47:20,882 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2018-12-02 12:47:22,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:47:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 3464 states and 3905 transitions. [2018-12-02 12:47:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 3905 transitions. [2018-12-02 12:47:22,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 12:47:22,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:47:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:47:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 10 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2018-12-02 12:47:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:47:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3484 states and 3924 transitions. [2018-12-02 12:47:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 3924 transitions. [2018-12-02 12:47:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-02 12:47:24,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:47:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:47:24,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 10 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2018-12-02 12:47:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:47:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3551 states and 3993 transitions. [2018-12-02 12:47:33,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 3993 transitions. [2018-12-02 12:47:33,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 12:47:33,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:47:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:47:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 267 proven. 511 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 12:47:42,742 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2018-12-02 12:47:46,131 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2018-12-02 12:47:49,323 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2018-12-02 12:47:51,188 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2018-12-02 12:47:52,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:47:52,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 3592 states and 4037 transitions. [2018-12-02 12:47:52,278 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 4037 transitions. [2018-12-02 12:47:52,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 12:47:52,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:47:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:47:52,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 267 proven. 511 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 12:47:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:47:54,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 3627 states and 4074 transitions. [2018-12-02 12:47:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3627 states and 4074 transitions. [2018-12-02 12:47:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 12:47:54,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:47:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:47:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 267 proven. 511 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 12:48:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:48:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 3654 states and 4101 transitions. [2018-12-02 12:48:03,682 INFO L276 IsEmpty]: Start isEmpty. Operand 3654 states and 4101 transitions. [2018-12-02 12:48:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 12:48:03,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:48:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:48:04,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 267 proven. 511 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 12:48:08,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:48:08,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 3724 states and 4171 transitions. [2018-12-02 12:48:08,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 4171 transitions. [2018-12-02 12:48:08,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-02 12:48:08,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:48:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:48:09,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 15 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-12-02 12:48:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:48:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 3729 states and 4176 transitions. [2018-12-02 12:48:09,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 4176 transitions. [2018-12-02 12:48:09,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-12-02 12:48:09,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:48:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:48:10,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 355 proven. 621 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-02 12:48:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:48:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3385 states and 3806 transitions. [2018-12-02 12:48:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 3806 transitions. [2018-12-02 12:48:11,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 12:48:11,177 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 142 iterations. [2018-12-02 12:48:11,184 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 12:48:11,403 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 43 [2018-12-02 12:48:11,591 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 43 [2018-12-02 12:48:11,907 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 45 [2018-12-02 12:48:12,120 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 43 [2018-12-02 12:48:12,418 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 45 [2018-12-02 12:48:12,722 WARN L180 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2018-12-02 12:48:12,967 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 35 [2018-12-02 12:48:13,332 WARN L180 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 45 [2018-12-02 12:48:13,751 WARN L180 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 45 [2018-12-02 12:48:14,158 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2018-12-02 12:48:14,407 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 44 [2018-12-02 12:48:14,679 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 41 [2018-12-02 12:48:14,784 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2018-12-02 12:48:15,059 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 41 [2018-12-02 12:48:15,383 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 58 [2018-12-02 12:48:15,513 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2018-12-02 12:48:15,806 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 44 [2018-12-02 12:48:16,264 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 45 [2018-12-02 12:48:16,455 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 43 [2018-12-02 12:48:16,736 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 45 [2018-12-02 12:48:16,971 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2018-12-02 12:48:17,094 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2018-12-02 12:48:17,285 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 43 [2018-12-02 12:48:17,446 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 40 [2018-12-02 12:48:17,606 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-02 12:48:17,720 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 38 [2018-12-02 12:48:17,910 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 43 [2018-12-02 12:48:18,174 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 41 [2018-12-02 12:48:18,361 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-02 12:48:18,595 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 40 [2018-12-02 12:48:18,867 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2018-12-02 12:48:19,201 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 41 [2018-12-02 12:48:19,425 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-02 12:48:19,659 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 45 [2018-12-02 12:48:19,960 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2018-12-02 12:48:20,202 WARN L180 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2018-12-02 12:48:20,367 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 40 [2018-12-02 12:48:20,705 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 44 [2018-12-02 12:48:20,968 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 35 [2018-12-02 12:48:21,265 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 43 [2018-12-02 12:48:21,406 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 40 [2018-12-02 12:48:21,633 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 44 [2018-12-02 12:48:21,919 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 43 [2018-12-02 12:48:22,217 WARN L180 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 45 [2018-12-02 12:48:22,863 WARN L180 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 76 [2018-12-02 12:48:23,178 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 43 [2018-12-02 12:48:23,395 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 43 [2018-12-02 12:48:23,683 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 45 [2018-12-02 12:48:23,796 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 35 [2018-12-02 12:48:24,073 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 45 [2018-12-02 12:48:24,323 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2018-12-02 12:48:24,555 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 45 [2018-12-02 12:48:24,784 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 40 [2018-12-02 12:48:24,784 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 12:48:24,786 INFO L583 CodeCheckObserver]: Invariant with dag size 35 [2018-12-02 12:48:24,793 INFO L583 CodeCheckObserver]: Invariant with dag size 35 [2018-12-02 12:48:24,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:48:24 ImpRootNode [2018-12-02 12:48:24,795 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 12:48:24,795 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:48:24,795 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:48:24,795 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:48:24,796 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:41:13" (3/4) ... [2018-12-02 12:48:24,799 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 12:48:24,812 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-12-02 12:48:24,813 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-02 12:48:24,814 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 12:48:24,888 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7416ab81-bac4-4c34-9051-690f9393a82a/bin-2019/ukojak/witness.graphml [2018-12-02 12:48:24,889 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:48:24,889 INFO L168 Benchmark]: Toolchain (without parser) took 432859.00 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 871.9 MB). Free memory was 950.6 MB in the beginning and 612.1 MB in the end (delta: 338.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-02 12:48:24,890 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:48:24,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:48:24,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 12:48:24,891 INFO L168 Benchmark]: Boogie Preprocessor took 28.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-02 12:48:24,891 INFO L168 Benchmark]: RCFGBuilder took 1125.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.4 MB in the end (delta: 215.5 MB). Peak memory consumption was 215.5 MB. Max. memory is 11.5 GB. [2018-12-02 12:48:24,891 INFO L168 Benchmark]: CodeCheck took 431214.75 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 727.2 MB). Free memory was 902.4 MB in the beginning and 632.5 MB in the end (delta: 269.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-12-02 12:48:24,891 INFO L168 Benchmark]: Witness Printer took 93.64 ms. Allocated memory is still 1.9 GB. Free memory was 632.5 MB in the beginning and 612.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:48:24,893 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, 198 locations, 1 error locations. SAFE Result, 417.5s OverallTime, 142 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -478388804 SDtfs, 642351144 SDslu, -1302722800 SDs, 0 SdLazy, 2118422316 SolverSat, -259489648 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 704.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 213366 GetRequests, 204307 SyntacticMatches, 7035 SemanticMatches, 2024 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3566484 ImplicationChecksByTransitivity, 382.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 44.6s InterpolantComputationTime, 32447 NumberOfCodeBlocks, 32447 NumberOfCodeBlocksAsserted, 141 NumberOfCheckSat, 32306 ConstructedInterpolants, 0 QuantifiedInterpolants, 56948716 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 141 InterpolantComputations, 97 PerfectInterpolantSequences, 47085/51535 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: 458]: 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: ((((((!(a16 == 4) || (((a12 == 8 && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((a7 == 1 && a17 == 1) && a12 == 8) && a20 == 1)) || !(a8 == 13)) || ((((a17 == 1 && a12 == 8) && a21 == 1) && a20 == 1) && a7 <= 0)) || ((((!(a7 == 1) && !(a20 == 1)) && a12 == 8) && a21 == 1) && !(a17 == 1))) || ((((!(a21 == 1) && a7 == 1) && a17 == 1) && a12 == 8) && a20 <= 0)) || ((((!(a21 == 1) && a7 == 1) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((!(a16 == 4) || (((a12 == 8 && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((a7 == 1 && a17 == 1) && a12 == 8) && a20 == 1)) || !(a8 == 13)) || ((((a17 == 1 && a12 == 8) && a21 == 1) && a20 == 1) && a7 <= 0)) || ((((!(a7 == 1) && !(a20 == 1)) && a12 == 8) && a21 == 1) && !(a17 == 1))) || ((((!(a21 == 1) && a7 == 1) && a17 == 1) && a12 == 8) && a20 <= 0)) || ((((!(a21 == 1) && a7 == 1) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1125.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.4 MB in the end (delta: 215.5 MB). Peak memory consumption was 215.5 MB. Max. memory is 11.5 GB. * CodeCheck took 431214.75 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 727.2 MB). Free memory was 902.4 MB in the beginning and 632.5 MB in the end (delta: 269.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 93.64 ms. Allocated memory is still 1.9 GB. Free memory was 632.5 MB in the beginning and 612.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...