./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label20_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_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label20_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/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 5360c3d4aebe9582cd01259f723ea710f280bf1f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 07:19:33,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:19:33,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:19:33,629 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:19:33,630 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:19:33,630 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:19:33,631 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:19:33,631 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:19:33,632 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:19:33,633 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:19:33,633 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:19:33,633 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:19:33,634 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:19:33,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:19:33,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:19:33,635 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:19:33,636 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:19:33,637 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:19:33,638 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:19:33,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:19:33,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:19:33,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:19:33,641 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:19:33,641 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:19:33,641 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:19:33,641 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:19:33,642 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:19:33,642 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:19:33,643 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:19:33,643 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:19:33,643 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:19:33,644 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:19:33,644 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:19:33,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:19:33,644 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:19:33,645 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:19:33,645 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 07:19:33,652 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:19:33,652 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:19:33,653 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:19:33,653 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:19:33,653 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:19:33,653 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:19:33,653 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:19:33,653 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:19:33,653 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:19:33,653 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:19:33,653 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:19:33,654 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:19:33,654 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:19:33,654 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:19:33,655 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:19:33,655 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:19:33,655 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:19:33,655 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:19:33,655 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 07:19:33,655 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:19:33,655 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 07:19:33,655 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_0832755d-da30-4323-8179-f561495b7bcd/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 -> 5360c3d4aebe9582cd01259f723ea710f280bf1f [2018-12-02 07:19:33,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:19:33,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:19:33,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:19:33,681 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:19:33,681 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:19:33,682 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label20_true-unreach-call_false-termination.c [2018-12-02 07:19:33,717 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/data/32e38b2d8/7bd9289f4a124564b8d8054ebdc5bbc4/FLAG1df4c59cd [2018-12-02 07:19:34,109 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:19:34,109 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/sv-benchmarks/c/eca-rers2012/Problem02_label20_true-unreach-call_false-termination.c [2018-12-02 07:19:34,116 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/data/32e38b2d8/7bd9289f4a124564b8d8054ebdc5bbc4/FLAG1df4c59cd [2018-12-02 07:19:34,451 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/data/32e38b2d8/7bd9289f4a124564b8d8054ebdc5bbc4 [2018-12-02 07:19:34,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:19:34,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:19:34,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:19:34,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:19:34,456 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:19:34,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7a2c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34, skipping insertion in model container [2018-12-02 07:19:34,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:19:34,487 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:19:34,662 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:19:34,665 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:19:34,711 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:19:34,773 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:19:34,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34 WrapperNode [2018-12-02 07:19:34,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:19:34,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:19:34,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:19:34,775 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:19:34,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:19:34,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:19:34,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:19:34,817 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:19:34,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... [2018-12-02 07:19:34,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:19:34,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:19:34,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:19:34,858 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:19:34,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/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 07:19:34,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:19:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:19:35,929 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:19:35,929 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 07:19:35,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:35 BoogieIcfgContainer [2018-12-02 07:19:35,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:19:35,930 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:19:35,930 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:19:35,938 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:19:35,938 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:35" (1/1) ... [2018-12-02 07:19:35,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:19:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 07:19:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 07:19:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 07:19:35,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:36,186 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 07:19:36,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:36,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-02 07:19:36,501 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-02 07:19:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 07:19:36,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:36,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:19:36,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:36,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 242 states and 325 transitions. [2018-12-02 07:19:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 325 transitions. [2018-12-02 07:19:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 07:19:36,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 07:19:37,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:37,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 243 states and 326 transitions. [2018-12-02 07:19:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2018-12-02 07:19:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 07:19:37,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:37,116 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 07:19:37,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:37,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 249 states and 333 transitions. [2018-12-02 07:19:37,205 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 333 transitions. [2018-12-02 07:19:37,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 07:19:37,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:37,250 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 266 states and 360 transitions. [2018-12-02 07:19:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 360 transitions. [2018-12-02 07:19:37,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 07:19:37,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:37,466 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:37,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 284 states and 385 transitions. [2018-12-02 07:19:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 385 transitions. [2018-12-02 07:19:37,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 07:19:37,759 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:38,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:38,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 305 states and 414 transitions. [2018-12-02 07:19:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 414 transitions. [2018-12-02 07:19:38,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 07:19:38,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:38,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:38,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 309 states and 421 transitions. [2018-12-02 07:19:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 421 transitions. [2018-12-02 07:19:38,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 07:19:38,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:38,264 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 07:19:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 327 states and 443 transitions. [2018-12-02 07:19:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 443 transitions. [2018-12-02 07:19:38,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 07:19:38,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 331 states and 447 transitions. [2018-12-02 07:19:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 447 transitions. [2018-12-02 07:19:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 07:19:38,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 07:19:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2018-12-02 07:19:38,807 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2018-12-02 07:19:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 07:19:38,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 07:19:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 335 states and 453 transitions. [2018-12-02 07:19:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 453 transitions. [2018-12-02 07:19:38,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 07:19:38,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 07:19:39,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:39,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 346 states and 469 transitions. [2018-12-02 07:19:39,317 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 469 transitions. [2018-12-02 07:19:39,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 07:19:39,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:39,342 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 07:19:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 347 states and 472 transitions. [2018-12-02 07:19:39,446 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 472 transitions. [2018-12-02 07:19:39,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 07:19:39,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:39,463 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 07:19:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:39,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 364 states and 490 transitions. [2018-12-02 07:19:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 490 transitions. [2018-12-02 07:19:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 07:19:39,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:39,745 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 394 states and 529 transitions. [2018-12-02 07:19:40,244 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 529 transitions. [2018-12-02 07:19:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 07:19:40,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:40,326 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:41,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 424 states and 565 transitions. [2018-12-02 07:19:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 565 transitions. [2018-12-02 07:19:41,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 07:19:41,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:41,047 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:41,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:41,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 427 states and 569 transitions. [2018-12-02 07:19:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 569 transitions. [2018-12-02 07:19:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 07:19:41,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:41,188 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 443 states and 587 transitions. [2018-12-02 07:19:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 587 transitions. [2018-12-02 07:19:41,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 07:19:41,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:41,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 444 states and 589 transitions. [2018-12-02 07:19:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 589 transitions. [2018-12-02 07:19:41,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 07:19:41,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 463 states and 611 transitions. [2018-12-02 07:19:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 611 transitions. [2018-12-02 07:19:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 07:19:41,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:41,844 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 07:19:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 467 states and 614 transitions. [2018-12-02 07:19:41,925 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 614 transitions. [2018-12-02 07:19:41,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 07:19:41,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 07:19:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:42,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 499 states and 646 transitions. [2018-12-02 07:19:42,187 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 646 transitions. [2018-12-02 07:19:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 07:19:42,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 07:19:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 504 states and 650 transitions. [2018-12-02 07:19:42,240 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 650 transitions. [2018-12-02 07:19:42,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 07:19:42,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:42,261 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:42,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 518 states and 665 transitions. [2018-12-02 07:19:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 665 transitions. [2018-12-02 07:19:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 07:19:42,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:42,495 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:42,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:42,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 530 states and 676 transitions. [2018-12-02 07:19:42,594 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 676 transitions. [2018-12-02 07:19:42,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 07:19:42,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:42,867 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:44,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 570 states and 728 transitions. [2018-12-02 07:19:44,123 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 728 transitions. [2018-12-02 07:19:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 07:19:44,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 585 states and 742 transitions. [2018-12-02 07:19:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 742 transitions. [2018-12-02 07:19:44,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 07:19:44,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:44,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 597 states and 753 transitions. [2018-12-02 07:19:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 753 transitions. [2018-12-02 07:19:44,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 07:19:44,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:44,566 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 616 states and 772 transitions. [2018-12-02 07:19:44,635 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 772 transitions. [2018-12-02 07:19:44,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-02 07:19:44,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:44,678 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 07:19:44,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 617 states and 773 transitions. [2018-12-02 07:19:44,825 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 773 transitions. [2018-12-02 07:19:44,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 07:19:44,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:44,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 622 states and 780 transitions. [2018-12-02 07:19:44,880 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 780 transitions. [2018-12-02 07:19:44,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 07:19:44,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:44,908 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:44,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 624 states and 782 transitions. [2018-12-02 07:19:44,927 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 782 transitions. [2018-12-02 07:19:44,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 07:19:44,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 625 states and 783 transitions. [2018-12-02 07:19:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 783 transitions. [2018-12-02 07:19:44,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 07:19:44,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:45,008 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 07:19:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 639 states and 797 transitions. [2018-12-02 07:19:45,057 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 797 transitions. [2018-12-02 07:19:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 07:19:45,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:45,089 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 07:19:45,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 641 states and 798 transitions. [2018-12-02 07:19:45,183 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 798 transitions. [2018-12-02 07:19:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 07:19:45,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:45,227 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:45,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:45,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 660 states and 820 transitions. [2018-12-02 07:19:45,621 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 820 transitions. [2018-12-02 07:19:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 07:19:45,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:45,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:45,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 661 states and 821 transitions. [2018-12-02 07:19:45,686 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 821 transitions. [2018-12-02 07:19:45,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 07:19:45,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:45,705 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 664 states and 824 transitions. [2018-12-02 07:19:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 824 transitions. [2018-12-02 07:19:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 07:19:45,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:45,763 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:45,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 665 states and 825 transitions. [2018-12-02 07:19:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 825 transitions. [2018-12-02 07:19:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 07:19:45,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:45,973 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:46,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 680 states and 839 transitions. [2018-12-02 07:19:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 839 transitions. [2018-12-02 07:19:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 07:19:46,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:46,387 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 07:19:46,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 696 states and 856 transitions. [2018-12-02 07:19:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 856 transitions. [2018-12-02 07:19:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 07:19:46,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 720 states and 881 transitions. [2018-12-02 07:19:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 881 transitions. [2018-12-02 07:19:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 07:19:46,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:48,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 737 states and 901 transitions. [2018-12-02 07:19:48,119 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 901 transitions. [2018-12-02 07:19:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 07:19:48,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:48,203 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:48,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 749 states and 912 transitions. [2018-12-02 07:19:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 912 transitions. [2018-12-02 07:19:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 07:19:48,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:48,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:48,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 771 states and 935 transitions. [2018-12-02 07:19:48,783 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 935 transitions. [2018-12-02 07:19:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-02 07:19:48,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 799 states and 963 transitions. [2018-12-02 07:19:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 963 transitions. [2018-12-02 07:19:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 07:19:48,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:48,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 803 states and 967 transitions. [2018-12-02 07:19:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 967 transitions. [2018-12-02 07:19:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 07:19:48,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 07:19:49,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:49,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 821 states and 987 transitions. [2018-12-02 07:19:49,371 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 987 transitions. [2018-12-02 07:19:49,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 07:19:49,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:49,409 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 831 states and 998 transitions. [2018-12-02 07:19:49,527 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 998 transitions. [2018-12-02 07:19:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-02 07:19:49,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:49,571 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 843 states and 1013 transitions. [2018-12-02 07:19:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1013 transitions. [2018-12-02 07:19:49,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 07:19:49,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:52,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 854 states and 1031 transitions. [2018-12-02 07:19:52,174 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1031 transitions. [2018-12-02 07:19:52,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 07:19:52,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 07:19:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:52,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 855 states and 1032 transitions. [2018-12-02 07:19:52,235 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1032 transitions. [2018-12-02 07:19:52,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 07:19:52,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:52,270 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 07:19:52,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:52,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 856 states and 1032 transitions. [2018-12-02 07:19:52,425 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1032 transitions. [2018-12-02 07:19:52,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 07:19:52,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:52,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 860 states and 1037 transitions. [2018-12-02 07:19:52,544 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1037 transitions. [2018-12-02 07:19:52,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-02 07:19:52,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:52,627 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 07:19:53,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 874 states and 1051 transitions. [2018-12-02 07:19:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1051 transitions. [2018-12-02 07:19:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-02 07:19:53,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:53,289 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-02 07:19:53,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 886 states and 1062 transitions. [2018-12-02 07:19:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1062 transitions. [2018-12-02 07:19:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 07:19:53,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:54,034 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 07:19:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:54,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 957 states and 1141 transitions. [2018-12-02 07:19:54,722 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1141 transitions. [2018-12-02 07:19:54,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 07:19:54,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:54,854 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 07:19:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 962 states and 1145 transitions. [2018-12-02 07:19:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1145 transitions. [2018-12-02 07:19:55,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 07:19:55,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:55,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:55,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 963 states and 1145 transitions. [2018-12-02 07:19:55,081 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1145 transitions. [2018-12-02 07:19:55,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 07:19:55,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 07:19:55,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:55,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 988 states and 1170 transitions. [2018-12-02 07:19:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1170 transitions. [2018-12-02 07:19:55,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 07:19:55,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:55,725 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 07:19:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 994 states and 1176 transitions. [2018-12-02 07:19:55,781 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1176 transitions. [2018-12-02 07:19:55,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 07:19:55,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 07:19:55,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 995 states and 1176 transitions. [2018-12-02 07:19:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1176 transitions. [2018-12-02 07:19:56,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 07:19:56,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:19:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 998 states and 1179 transitions. [2018-12-02 07:19:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1179 transitions. [2018-12-02 07:19:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 07:19:56,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:56,142 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 07:19:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1069 states and 1256 transitions. [2018-12-02 07:19:57,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1256 transitions. [2018-12-02 07:19:57,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 07:19:57,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:57,337 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 07:19:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:57,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1101 states and 1292 transitions. [2018-12-02 07:19:57,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1292 transitions. [2018-12-02 07:19:57,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 07:19:57,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 07:19:57,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:57,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1102 states and 1292 transitions. [2018-12-02 07:19:57,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1292 transitions. [2018-12-02 07:19:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 07:19:57,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 07:19:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1108 states and 1300 transitions. [2018-12-02 07:19:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1300 transitions. [2018-12-02 07:19:58,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-02 07:19:58,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:58,344 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 07:19:59,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:59,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1128 states and 1325 transitions. [2018-12-02 07:19:59,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1325 transitions. [2018-12-02 07:19:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-02 07:19:59,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 07:19:59,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:59,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1130 states and 1326 transitions. [2018-12-02 07:19:59,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1326 transitions. [2018-12-02 07:19:59,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-02 07:19:59,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 07:19:59,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:19:59,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1153 states and 1352 transitions. [2018-12-02 07:19:59,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1352 transitions. [2018-12-02 07:19:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-02 07:19:59,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:19:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:19:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 07:20:00,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:00,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1154 states and 1353 transitions. [2018-12-02 07:20:00,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1353 transitions. [2018-12-02 07:20:00,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-02 07:20:00,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:20:01,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1187 states and 1391 transitions. [2018-12-02 07:20:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1391 transitions. [2018-12-02 07:20:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-02 07:20:01,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:20:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:02,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1190 states and 1395 transitions. [2018-12-02 07:20:02,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1395 transitions. [2018-12-02 07:20:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-02 07:20:02,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:02,158 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 07:20:02,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:02,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1191 states and 1396 transitions. [2018-12-02 07:20:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1396 transitions. [2018-12-02 07:20:02,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-02 07:20:02,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 07:20:02,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1195 states and 1402 transitions. [2018-12-02 07:20:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1402 transitions. [2018-12-02 07:20:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-02 07:20:02,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:02,574 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 07:20:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1213 states and 1419 transitions. [2018-12-02 07:20:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1419 transitions. [2018-12-02 07:20:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-02 07:20:02,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 07:20:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:03,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1251 states and 1459 transitions. [2018-12-02 07:20:03,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1459 transitions. [2018-12-02 07:20:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-02 07:20:03,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 07:20:06,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1315 states and 1529 transitions. [2018-12-02 07:20:06,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1529 transitions. [2018-12-02 07:20:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-02 07:20:06,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:07,042 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 07:20:07,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:07,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1318 states and 1532 transitions. [2018-12-02 07:20:07,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1532 transitions. [2018-12-02 07:20:07,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-02 07:20:07,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:07,332 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-02 07:20:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1321 states and 1534 transitions. [2018-12-02 07:20:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1534 transitions. [2018-12-02 07:20:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-02 07:20:07,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 07:20:08,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:08,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1357 states and 1571 transitions. [2018-12-02 07:20:08,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1571 transitions. [2018-12-02 07:20:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-02 07:20:08,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:09,793 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 07:20:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1478 states and 1711 transitions. [2018-12-02 07:20:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1711 transitions. [2018-12-02 07:20:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-02 07:20:13,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:14,064 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 07:20:14,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:14,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1482 states and 1715 transitions. [2018-12-02 07:20:14,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1715 transitions. [2018-12-02 07:20:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-02 07:20:14,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-02 07:20:14,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:14,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1487 states and 1719 transitions. [2018-12-02 07:20:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1719 transitions. [2018-12-02 07:20:14,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-02 07:20:14,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 07:20:15,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1514 states and 1746 transitions. [2018-12-02 07:20:15,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1746 transitions. [2018-12-02 07:20:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 07:20:15,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:15,163 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 07:20:15,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:15,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1538 states and 1770 transitions. [2018-12-02 07:20:15,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1770 transitions. [2018-12-02 07:20:15,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 07:20:15,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 07:20:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1557 states and 1788 transitions. [2018-12-02 07:20:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1788 transitions. [2018-12-02 07:20:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-02 07:20:15,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 07:20:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1571 states and 1802 transitions. [2018-12-02 07:20:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1802 transitions. [2018-12-02 07:20:15,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-02 07:20:15,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 07:20:16,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:16,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1587 states and 1820 transitions. [2018-12-02 07:20:16,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1820 transitions. [2018-12-02 07:20:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-02 07:20:16,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:20:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:20:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 07:20:16,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:20:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1424 states and 1635 transitions. [2018-12-02 07:20:16,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1635 transitions. [2018-12-02 07:20:16,903 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 07:20:16,903 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 92 iterations. [2018-12-02 07:20:16,910 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 07:20:19,855 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 07:20:19,856 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 07:20:19,861 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 07:20:19,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:20:19 ImpRootNode [2018-12-02 07:20:19,861 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:20:19,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:20:19,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:20:19,862 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:20:19,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:35" (3/4) ... [2018-12-02 07:20:19,864 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 07:20:19,874 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-02 07:20:19,875 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-02 07:20:19,875 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-02 07:20:19,876 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 07:20:19,938 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0832755d-da30-4323-8179-f561495b7bcd/bin-2019/ukojak/witness.graphml [2018-12-02 07:20:19,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:20:19,939 INFO L168 Benchmark]: Toolchain (without parser) took 45485.89 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.0 GB). Free memory was 954.9 MB in the beginning and 1.4 GB in the end (delta: -490.7 MB). Peak memory consumption was 543.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:20:19,940 INFO L168 Benchmark]: CDTParser took 0.11 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 07:20:19,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 78.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -111.0 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. [2018-12-02 07:20:19,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:20:19,940 INFO L168 Benchmark]: Boogie Preprocessor took 40.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:20:19,941 INFO L168 Benchmark]: RCFGBuilder took 1072.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 839.2 MB in the end (delta: 219.3 MB). Peak memory consumption was 219.3 MB. Max. memory is 11.5 GB. [2018-12-02 07:20:19,941 INFO L168 Benchmark]: CodeCheck took 43931.05 ms. Allocated memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: 955.8 MB). Free memory was 839.2 MB in the beginning and 1.5 GB in the end (delta: -631.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-12-02 07:20:19,941 INFO L168 Benchmark]: Witness Printer took 76.92 ms. Allocated memory is still 2.1 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2018-12-02 07:20:19,942 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 40.9s OverallTime, 92 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 458762256 SDtfs, 2101868596 SDslu, 117728352 SDs, 0 SdLazy, 635542890 SolverSat, 1208727086 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 165.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102811 GetRequests, 101264 SyntacticMatches, 923 SemanticMatches, 624 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289179 ImplicationChecksByTransitivity, 32.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 16306 NumberOfCodeBlocks, 16306 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 16215 ConstructedInterpolants, 0 QuantifiedInterpolants, 7398129 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 72 PerfectInterpolantSequences, 15551/15831 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: 469]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (a17 == 8 || (a11 == 1 && !(a17 == 9))) || (!(a19 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (a17 == 8 || (a11 == 1 && !(a17 == 9))) || (!(a19 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 320.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 78.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -111.0 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1072.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 839.2 MB in the end (delta: 219.3 MB). Peak memory consumption was 219.3 MB. Max. memory is 11.5 GB. * CodeCheck took 43931.05 ms. Allocated memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: 955.8 MB). Free memory was 839.2 MB in the beginning and 1.5 GB in the end (delta: -631.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 76.92 ms. Allocated memory is still 2.1 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...