./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label28.c -s /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/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 f8826e63977e5204bfb153113fa32b1df4948bea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 06:00:49,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 06:00:49,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 06:00:49,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 06:00:49,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 06:00:49,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 06:00:49,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 06:00:49,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 06:00:49,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 06:00:49,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 06:00:49,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 06:00:49,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 06:00:49,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 06:00:49,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 06:00:49,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 06:00:49,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 06:00:49,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 06:00:49,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 06:00:49,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 06:00:49,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 06:00:49,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 06:00:49,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 06:00:49,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 06:00:49,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 06:00:49,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 06:00:49,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 06:00:49,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 06:00:49,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 06:00:49,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 06:00:49,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 06:00:49,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 06:00:49,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 06:00:49,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 06:00:49,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 06:00:49,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 06:00:49,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 06:00:49,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 06:00:49,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 06:00:49,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 06:00:49,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 06:00:49,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 06:00:49,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 06:00:49,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 06:00:49,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 06:00:49,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 06:00:49,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 06:00:49,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 06:00:49,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 06:00:49,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 06:00:49,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 06:00:49,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 06:00:49,523 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 06:00:49,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 06:00:49,523 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 06:00:49,523 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 06:00:49,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 06:00:49,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 06:00:49,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:00:49,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 06:00:49,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 06:00:49,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 06:00:49,524 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 06:00:49,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 06:00:49,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 06:00:49,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/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 -> f8826e63977e5204bfb153113fa32b1df4948bea [2019-12-02 06:00:49,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 06:00:49,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 06:00:49,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 06:00:49,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 06:00:49,635 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 06:00:49,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-12-02 06:00:49,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/data/1bc592c82/dcecc9702805402392dc1421a6b2d2ec/FLAGac68d435a [2019-12-02 06:00:50,162 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 06:00:50,162 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-12-02 06:00:50,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/data/1bc592c82/dcecc9702805402392dc1421a6b2d2ec/FLAGac68d435a [2019-12-02 06:00:50,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/data/1bc592c82/dcecc9702805402392dc1421a6b2d2ec [2019-12-02 06:00:50,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 06:00:50,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 06:00:50,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 06:00:50,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 06:00:50,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 06:00:50,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f18c649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50, skipping insertion in model container [2019-12-02 06:00:50,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 06:00:50,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 06:00:50,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:00:50,783 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 06:00:50,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:00:50,846 INFO L208 MainTranslator]: Completed translation [2019-12-02 06:00:50,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50 WrapperNode [2019-12-02 06:00:50,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 06:00:50,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 06:00:50,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 06:00:50,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 06:00:50,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 06:00:50,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 06:00:50,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 06:00:50,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 06:00:50,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... [2019-12-02 06:00:50,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 06:00:50,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 06:00:50,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 06:00:50,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 06:00:50,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/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 [2019-12-02 06:00:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 06:00:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 06:00:52,130 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 06:00:52,130 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-02 06:00:52,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:00:52 BoogieIcfgContainer [2019-12-02 06:00:52,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 06:00:52,132 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 06:00:52,132 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 06:00:52,150 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 06:00:52,151 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:00:52" (1/1) ... [2019-12-02 06:00:52,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 06:00:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:52,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-02 06:00:52,186 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-02 06:00:52,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 06:00:52,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 163 states and 249 transitions. [2019-12-02 06:00:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 249 transitions. [2019-12-02 06:00:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 06:00:52,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:52,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:53,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:53,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 179 states and 268 transitions. [2019-12-02 06:00:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 268 transitions. [2019-12-02 06:00:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-02 06:00:53,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:53,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:53,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 258 states and 360 transitions. [2019-12-02 06:00:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 360 transitions. [2019-12-02 06:00:53,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-02 06:00:53,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:53,577 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:53,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 267 states and 372 transitions. [2019-12-02 06:00:53,658 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 372 transitions. [2019-12-02 06:00:53,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 06:00:53,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 272 states and 377 transitions. [2019-12-02 06:00:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 377 transitions. [2019-12-02 06:00:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-02 06:00:53,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:00:53,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:53,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 282 states and 389 transitions. [2019-12-02 06:00:53,971 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 389 transitions. [2019-12-02 06:00:53,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-02 06:00:53,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:53,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:54,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:54,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 300 states and 415 transitions. [2019-12-02 06:00:54,368 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 415 transitions. [2019-12-02 06:00:54,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-02 06:00:54,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:54,404 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:00:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 303 states and 418 transitions. [2019-12-02 06:00:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 418 transitions. [2019-12-02 06:00:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 06:00:54,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:54,502 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:54,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 319 states and 435 transitions. [2019-12-02 06:00:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 435 transitions. [2019-12-02 06:00:54,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 06:00:54,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:54,665 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:00:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 321 states and 437 transitions. [2019-12-02 06:00:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 437 transitions. [2019-12-02 06:00:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 06:00:54,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:54,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 327 states and 443 transitions. [2019-12-02 06:00:54,742 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 443 transitions. [2019-12-02 06:00:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 06:00:54,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:54,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:54,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 331 states and 450 transitions. [2019-12-02 06:00:54,976 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 450 transitions. [2019-12-02 06:00:54,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 06:00:54,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:55,013 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 346 states and 467 transitions. [2019-12-02 06:00:55,232 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 467 transitions. [2019-12-02 06:00:55,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-12-02 06:00:55,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:00:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:55,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 350 states and 473 transitions. [2019-12-02 06:00:55,528 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 473 transitions. [2019-12-02 06:00:55,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-02 06:00:55,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:55,583 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:55,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 369 states and 496 transitions. [2019-12-02 06:00:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 496 transitions. [2019-12-02 06:00:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-12-02 06:00:55,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:55,832 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:55,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:55,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 370 states and 497 transitions. [2019-12-02 06:00:55,848 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 497 transitions. [2019-12-02 06:00:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-02 06:00:55,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:56,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 407 states and 545 transitions. [2019-12-02 06:00:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 545 transitions. [2019-12-02 06:00:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-12-02 06:00:56,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:56,850 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:00:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 412 states and 553 transitions. [2019-12-02 06:00:57,033 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 553 transitions. [2019-12-02 06:00:57,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-12-02 06:00:57,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:00:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 414 states and 555 transitions. [2019-12-02 06:00:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 555 transitions. [2019-12-02 06:00:57,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-02 06:00:57,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:57,110 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:00:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 428 states and 572 transitions. [2019-12-02 06:00:57,254 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 572 transitions. [2019-12-02 06:00:57,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-12-02 06:00:57,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:57,317 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 06:00:57,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:57,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 444 states and 591 transitions. [2019-12-02 06:00:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 591 transitions. [2019-12-02 06:00:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-12-02 06:00:57,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:57,659 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:00:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:58,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 460 states and 610 transitions. [2019-12-02 06:00:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 610 transitions. [2019-12-02 06:00:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-12-02 06:00:58,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:58,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 479 states and 630 transitions. [2019-12-02 06:00:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 630 transitions. [2019-12-02 06:00:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-12-02 06:00:58,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:58,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 495 states and 649 transitions. [2019-12-02 06:00:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 649 transitions. [2019-12-02 06:00:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-02 06:00:58,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:58,805 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:00:59,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:59,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 514 states and 674 transitions. [2019-12-02 06:00:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 674 transitions. [2019-12-02 06:00:59,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-02 06:00:59,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:59,185 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:00:59,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 519 states and 680 transitions. [2019-12-02 06:00:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 680 transitions. [2019-12-02 06:00:59,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-02 06:00:59,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:00:59,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:00:59,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 538 states and 701 transitions. [2019-12-02 06:00:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 701 transitions. [2019-12-02 06:00:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-02 06:00:59,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:00:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:00:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:01:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 554 states and 722 transitions. [2019-12-02 06:01:00,256 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 722 transitions. [2019-12-02 06:01:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-02 06:01:00,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:00,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:00,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 570 states and 741 transitions. [2019-12-02 06:01:00,644 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 741 transitions. [2019-12-02 06:01:00,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-12-02 06:01:00,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:00,663 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:01:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 571 states and 742 transitions. [2019-12-02 06:01:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 742 transitions. [2019-12-02 06:01:00,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-02 06:01:00,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:01,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 585 states and 760 transitions. [2019-12-02 06:01:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 760 transitions. [2019-12-02 06:01:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-02 06:01:01,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 06:01:02,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:02,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 608 states and 797 transitions. [2019-12-02 06:01:02,026 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 797 transitions. [2019-12-02 06:01:02,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-02 06:01:02,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:02,082 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 06:01:02,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 623 states and 815 transitions. [2019-12-02 06:01:02,345 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 815 transitions. [2019-12-02 06:01:02,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 06:01:02,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:02,368 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 06:01:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 625 states and 817 transitions. [2019-12-02 06:01:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 817 transitions. [2019-12-02 06:01:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-02 06:01:02,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:02,485 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 06:01:02,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:02,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 626 states and 818 transitions. [2019-12-02 06:01:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 818 transitions. [2019-12-02 06:01:02,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-02 06:01:02,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:02,609 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:01:03,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 645 states and 841 transitions. [2019-12-02 06:01:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 841 transitions. [2019-12-02 06:01:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-02 06:01:03,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:01:03,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:03,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 655 states and 851 transitions. [2019-12-02 06:01:03,383 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 851 transitions. [2019-12-02 06:01:03,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-02 06:01:03,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:01:03,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 666 states and 862 transitions. [2019-12-02 06:01:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 862 transitions. [2019-12-02 06:01:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-02 06:01:03,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:03,671 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:03,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:03,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 682 states and 879 transitions. [2019-12-02 06:01:03,732 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 879 transitions. [2019-12-02 06:01:03,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-02 06:01:03,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:01:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 687 states and 886 transitions. [2019-12-02 06:01:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 886 transitions. [2019-12-02 06:01:04,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-02 06:01:04,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:04,084 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:01:04,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 690 states and 890 transitions. [2019-12-02 06:01:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 890 transitions. [2019-12-02 06:01:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-02 06:01:04,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:01:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:04,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 722 states and 925 transitions. [2019-12-02 06:01:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 925 transitions. [2019-12-02 06:01:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-02 06:01:04,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 06:01:05,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 727 states and 930 transitions. [2019-12-02 06:01:05,068 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 930 transitions. [2019-12-02 06:01:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-02 06:01:05,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:05,208 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 06:01:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 743 states and 949 transitions. [2019-12-02 06:01:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 949 transitions. [2019-12-02 06:01:06,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 06:01:06,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:07,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 782 states and 994 transitions. [2019-12-02 06:01:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 994 transitions. [2019-12-02 06:01:07,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-12-02 06:01:07,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:07,354 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 71 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:01:07,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:07,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 798 states and 1010 transitions. [2019-12-02 06:01:07,715 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1010 transitions. [2019-12-02 06:01:07,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:01:07,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:01:07,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:07,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 800 states and 1012 transitions. [2019-12-02 06:01:07,841 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1012 transitions. [2019-12-02 06:01:07,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-12-02 06:01:07,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:07,899 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 823 states and 1035 transitions. [2019-12-02 06:01:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1035 transitions. [2019-12-02 06:01:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-02 06:01:07,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 849 states and 1063 transitions. [2019-12-02 06:01:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1063 transitions. [2019-12-02 06:01:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-02 06:01:08,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 06:01:08,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:08,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 870 states and 1085 transitions. [2019-12-02 06:01:08,789 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1085 transitions. [2019-12-02 06:01:08,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-02 06:01:08,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:09,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 908 states and 1126 transitions. [2019-12-02 06:01:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1126 transitions. [2019-12-02 06:01:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 06:01:09,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:01:09,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:09,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 938 states and 1159 transitions. [2019-12-02 06:01:09,965 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1159 transitions. [2019-12-02 06:01:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 06:01:09,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:10,026 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:01:10,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 951 states and 1172 transitions. [2019-12-02 06:01:10,496 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1172 transitions. [2019-12-02 06:01:10,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-02 06:01:10,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 85 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 06:01:12,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 991 states and 1223 transitions. [2019-12-02 06:01:12,800 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1223 transitions. [2019-12-02 06:01:12,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:01:12,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-02 06:01:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1005 states and 1238 transitions. [2019-12-02 06:01:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1238 transitions. [2019-12-02 06:01:13,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:01:13,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:14,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1060 states and 1299 transitions. [2019-12-02 06:01:14,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1299 transitions. [2019-12-02 06:01:14,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:01:14,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:14,300 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:01:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:14,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1083 states and 1325 transitions. [2019-12-02 06:01:14,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1325 transitions. [2019-12-02 06:01:14,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:01:14,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:15,011 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 06:01:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1091 states and 1332 transitions. [2019-12-02 06:01:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1332 transitions. [2019-12-02 06:01:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:01:15,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-12-02 06:01:15,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:15,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1108 states and 1352 transitions. [2019-12-02 06:01:15,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1352 transitions. [2019-12-02 06:01:15,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-12-02 06:01:15,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-02 06:01:15,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:15,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1122 states and 1367 transitions. [2019-12-02 06:01:15,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1367 transitions. [2019-12-02 06:01:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-02 06:01:15,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 06:01:18,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1193 states and 1437 transitions. [2019-12-02 06:01:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1437 transitions. [2019-12-02 06:01:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-12-02 06:01:18,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:18,519 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 06:01:18,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:18,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1219 states and 1464 transitions. [2019-12-02 06:01:18,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1464 transitions. [2019-12-02 06:01:18,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-02 06:01:18,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 92 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 06:01:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:19,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1235 states and 1482 transitions. [2019-12-02 06:01:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1482 transitions. [2019-12-02 06:01:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-02 06:01:19,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:01:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1258 states and 1510 transitions. [2019-12-02 06:01:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1510 transitions. [2019-12-02 06:01:20,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-02 06:01:20,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:20,523 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:01:20,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1269 states and 1520 transitions. [2019-12-02 06:01:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1520 transitions. [2019-12-02 06:01:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-02 06:01:20,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:20,714 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-12-02 06:01:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1274 states and 1524 transitions. [2019-12-02 06:01:20,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1524 transitions. [2019-12-02 06:01:20,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-02 06:01:20,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:01:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:21,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1276 states and 1527 transitions. [2019-12-02 06:01:21,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1527 transitions. [2019-12-02 06:01:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:01:21,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:21,193 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 06:01:22,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:22,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1346 states and 1606 transitions. [2019-12-02 06:01:22,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1606 transitions. [2019-12-02 06:01:22,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:01:22,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:22,508 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 06:01:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1361 states and 1621 transitions. [2019-12-02 06:01:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1621 transitions. [2019-12-02 06:01:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:01:22,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:22,849 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 06:01:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:23,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1376 states and 1637 transitions. [2019-12-02 06:01:23,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1637 transitions. [2019-12-02 06:01:23,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-12-02 06:01:23,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-02 06:01:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1392 states and 1655 transitions. [2019-12-02 06:01:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1655 transitions. [2019-12-02 06:01:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 06:01:24,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:01:24,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:24,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1404 states and 1666 transitions. [2019-12-02 06:01:24,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1666 transitions. [2019-12-02 06:01:24,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:24,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:24,977 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 06:01:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:25,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1414 states and 1678 transitions. [2019-12-02 06:01:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1678 transitions. [2019-12-02 06:01:25,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:25,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:01:25,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1423 states and 1687 transitions. [2019-12-02 06:01:25,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1687 transitions. [2019-12-02 06:01:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:25,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-12-02 06:01:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1438 states and 1705 transitions. [2019-12-02 06:01:28,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1705 transitions. [2019-12-02 06:01:28,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:28,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:01:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:29,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1460 states and 1736 transitions. [2019-12-02 06:01:29,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1736 transitions. [2019-12-02 06:01:29,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:29,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:29,833 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:01:30,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1462 states and 1738 transitions. [2019-12-02 06:01:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1738 transitions. [2019-12-02 06:01:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:30,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:01:30,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1473 states and 1751 transitions. [2019-12-02 06:01:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1751 transitions. [2019-12-02 06:01:30,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:30,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:30,709 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:01:30,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1484 states and 1762 transitions. [2019-12-02 06:01:31,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1762 transitions. [2019-12-02 06:01:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:01:31,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:31,038 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:01:31,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:31,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1495 states and 1774 transitions. [2019-12-02 06:01:31,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1774 transitions. [2019-12-02 06:01:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-02 06:01:31,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:31,712 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:01:32,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:32,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1501 states and 1783 transitions. [2019-12-02 06:01:32,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1783 transitions. [2019-12-02 06:01:32,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-02 06:01:32,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 06:01:32,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:32,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1502 states and 1784 transitions. [2019-12-02 06:01:32,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1784 transitions. [2019-12-02 06:01:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 06:01:32,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:01:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1566 states and 1856 transitions. [2019-12-02 06:01:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1856 transitions. [2019-12-02 06:01:34,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-12-02 06:01:34,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:34,132 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-02 06:01:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:34,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1578 states and 1869 transitions. [2019-12-02 06:01:34,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1869 transitions. [2019-12-02 06:01:34,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-02 06:01:34,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 06:01:36,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1619 states and 1917 transitions. [2019-12-02 06:01:36,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1917 transitions. [2019-12-02 06:01:36,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-02 06:01:36,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:36,177 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:01:36,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:36,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1624 states and 1927 transitions. [2019-12-02 06:01:36,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 1927 transitions. [2019-12-02 06:01:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-02 06:01:36,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:01:37,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:37,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1628 states and 1932 transitions. [2019-12-02 06:01:37,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1932 transitions. [2019-12-02 06:01:37,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-02 06:01:37,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:37,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1630 states and 1934 transitions. [2019-12-02 06:01:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1934 transitions. [2019-12-02 06:01:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-02 06:01:37,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:37,778 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 06:01:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1636 states and 1941 transitions. [2019-12-02 06:01:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1941 transitions. [2019-12-02 06:01:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-02 06:01:38,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:38,089 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 06:01:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1639 states and 1944 transitions. [2019-12-02 06:01:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 1944 transitions. [2019-12-02 06:01:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-02 06:01:38,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 06:01:42,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:42,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1696 states and 2007 transitions. [2019-12-02 06:01:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2007 transitions. [2019-12-02 06:01:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-12-02 06:01:42,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 123 proven. 15 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-02 06:01:43,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:43,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1712 states and 2025 transitions. [2019-12-02 06:01:43,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2025 transitions. [2019-12-02 06:01:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-12-02 06:01:43,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:43,449 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:01:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1728 states and 2040 transitions. [2019-12-02 06:01:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2040 transitions. [2019-12-02 06:01:43,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-02 06:01:43,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:43,987 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-02 06:01:44,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:44,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1751 states and 2062 transitions. [2019-12-02 06:01:44,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2062 transitions. [2019-12-02 06:01:44,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-02 06:01:44,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:44,142 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:01:44,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1757 states and 2073 transitions. [2019-12-02 06:01:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2073 transitions. [2019-12-02 06:01:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-02 06:01:44,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:44,395 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:01:44,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:44,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1761 states and 2077 transitions. [2019-12-02 06:01:44,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2077 transitions. [2019-12-02 06:01:44,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-02 06:01:44,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:44,646 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:01:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1777 states and 2093 transitions. [2019-12-02 06:01:45,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2093 transitions. [2019-12-02 06:01:45,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-12-02 06:01:45,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:01:45,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1793 states and 2109 transitions. [2019-12-02 06:01:45,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2109 transitions. [2019-12-02 06:01:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-12-02 06:01:45,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 06:01:49,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:49,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1862 states and 2178 transitions. [2019-12-02 06:01:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2178 transitions. [2019-12-02 06:01:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:01:49,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:49,559 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:01:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1876 states and 2192 transitions. [2019-12-02 06:01:50,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2192 transitions. [2019-12-02 06:01:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:01:50,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:50,277 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:01:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:01:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1924 states and 2239 transitions. [2019-12-02 06:01:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2239 transitions. [2019-12-02 06:01:52,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:01:52,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:01:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:01:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 06:02:00,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:00,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1961 states and 2280 transitions. [2019-12-02 06:02:00,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2280 transitions. [2019-12-02 06:02:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-12-02 06:02:00,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:00,414 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 06:02:00,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1963 states and 2282 transitions. [2019-12-02 06:02:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2282 transitions. [2019-12-02 06:02:00,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-12-02 06:02:00,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-02 06:02:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:01,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1989 states and 2309 transitions. [2019-12-02 06:02:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2309 transitions. [2019-12-02 06:02:01,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-02 06:02:01,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:02:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 2010 states and 2333 transitions. [2019-12-02 06:02:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 2333 transitions. [2019-12-02 06:02:02,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-02 06:02:02,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:02:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:03,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 2031 states and 2354 transitions. [2019-12-02 06:02:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2354 transitions. [2019-12-02 06:02:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-02 06:02:03,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:03,597 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 06:02:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 2042 states and 2365 transitions. [2019-12-02 06:02:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2365 transitions. [2019-12-02 06:02:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-12-02 06:02:04,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:05,484 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 06:02:09,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:09,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2115 states and 2440 transitions. [2019-12-02 06:02:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2440 transitions. [2019-12-02 06:02:09,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-12-02 06:02:09,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:09,258 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:02:10,903 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-12-02 06:02:11,507 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2019-12-02 06:02:12,826 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2019-12-02 06:02:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:13,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2178 states and 2502 transitions. [2019-12-02 06:02:13,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2502 transitions. [2019-12-02 06:02:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-12-02 06:02:13,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 06:02:15,641 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-12-02 06:02:16,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:16,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2194 states and 2517 transitions. [2019-12-02 06:02:16,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2517 transitions. [2019-12-02 06:02:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-12-02 06:02:16,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:16,558 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-02 06:02:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2235 states and 2568 transitions. [2019-12-02 06:02:19,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2568 transitions. [2019-12-02 06:02:19,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-12-02 06:02:19,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-02 06:02:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2251 states and 2584 transitions. [2019-12-02 06:02:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2584 transitions. [2019-12-02 06:02:22,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-12-02 06:02:22,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-02 06:02:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 2255 states and 2588 transitions. [2019-12-02 06:02:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2588 transitions. [2019-12-02 06:02:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-12-02 06:02:23,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:23,245 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-02 06:02:23,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2268 states and 2604 transitions. [2019-12-02 06:02:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2604 transitions. [2019-12-02 06:02:23,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-12-02 06:02:23,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:23,720 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2019-12-02 06:02:24,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:24,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2280 states and 2616 transitions. [2019-12-02 06:02:24,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 2616 transitions. [2019-12-02 06:02:24,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-12-02 06:02:24,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:25,012 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2019-12-02 06:02:26,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:26,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2292 states and 2628 transitions. [2019-12-02 06:02:26,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2628 transitions. [2019-12-02 06:02:26,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-12-02 06:02:26,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2019-12-02 06:02:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2302 states and 2637 transitions. [2019-12-02 06:02:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 2637 transitions. [2019-12-02 06:02:27,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-12-02 06:02:27,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:27,308 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-02 06:02:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2321 states and 2657 transitions. [2019-12-02 06:02:27,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2657 transitions. [2019-12-02 06:02:27,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-12-02 06:02:27,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-02 06:02:28,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2323 states and 2659 transitions. [2019-12-02 06:02:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2659 transitions. [2019-12-02 06:02:28,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-12-02 06:02:28,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 06:02:29,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 2349 states and 2688 transitions. [2019-12-02 06:02:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 2688 transitions. [2019-12-02 06:02:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-12-02 06:02:29,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:29,214 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-12-02 06:02:29,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:29,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2353 states and 2692 transitions. [2019-12-02 06:02:29,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 2692 transitions. [2019-12-02 06:02:29,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-12-02 06:02:29,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-12-02 06:02:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2354 states and 2693 transitions. [2019-12-02 06:02:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2693 transitions. [2019-12-02 06:02:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-12-02 06:02:29,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-12-02 06:02:30,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:30,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2369 states and 2708 transitions. [2019-12-02 06:02:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 2708 transitions. [2019-12-02 06:02:30,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-12-02 06:02:30,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-02 06:02:32,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2394 states and 2736 transitions. [2019-12-02 06:02:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2736 transitions. [2019-12-02 06:02:32,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-12-02 06:02:32,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 06:02:34,986 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 06:02:36,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2410 states and 2755 transitions. [2019-12-02 06:02:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2755 transitions. [2019-12-02 06:02:36,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:36,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2460 states and 2812 transitions. [2019-12-02 06:02:38,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2812 transitions. [2019-12-02 06:02:38,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:38,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2495 states and 2848 transitions. [2019-12-02 06:02:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 2848 transitions. [2019-12-02 06:02:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:39,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:39,627 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:40,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:40,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2517 states and 2870 transitions. [2019-12-02 06:02:40,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2870 transitions. [2019-12-02 06:02:40,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:40,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:40,939 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:42,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2563 states and 2917 transitions. [2019-12-02 06:02:42,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 2917 transitions. [2019-12-02 06:02:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:42,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:46,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:46,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2609 states and 2964 transitions. [2019-12-02 06:02:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 2964 transitions. [2019-12-02 06:02:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:46,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:46,188 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:46,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2620 states and 2974 transitions. [2019-12-02 06:02:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 2974 transitions. [2019-12-02 06:02:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:46,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:46,350 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:47,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2627 states and 2980 transitions. [2019-12-02 06:02:47,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 2980 transitions. [2019-12-02 06:02:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:47,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2637 states and 2989 transitions. [2019-12-02 06:02:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 2989 transitions. [2019-12-02 06:02:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-12-02 06:02:47,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-12-02 06:02:47,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:47,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 2648 states and 2999 transitions. [2019-12-02 06:02:47,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 2999 transitions. [2019-12-02 06:02:47,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-12-02 06:02:47,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:48,063 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-12-02 06:02:48,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:48,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 2677 states and 3030 transitions. [2019-12-02 06:02:48,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3030 transitions. [2019-12-02 06:02:48,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-02 06:02:48,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:02:52,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2693 states and 3048 transitions. [2019-12-02 06:02:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3048 transitions. [2019-12-02 06:02:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-02 06:02:52,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:02:53,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:53,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 2694 states and 3049 transitions. [2019-12-02 06:02:53,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 3049 transitions. [2019-12-02 06:02:53,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-02 06:02:53,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:02:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:54,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 2698 states and 3053 transitions. [2019-12-02 06:02:54,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 3053 transitions. [2019-12-02 06:02:54,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-12-02 06:02:54,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:54,702 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 06:02:55,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:55,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 2704 states and 3060 transitions. [2019-12-02 06:02:55,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 3060 transitions. [2019-12-02 06:02:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-12-02 06:02:55,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:55,855 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-12-02 06:02:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2717 states and 3074 transitions. [2019-12-02 06:02:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 3074 transitions. [2019-12-02 06:02:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-12-02 06:02:57,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-12-02 06:02:57,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 2728 states and 3084 transitions. [2019-12-02 06:02:57,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3084 transitions. [2019-12-02 06:02:57,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-12-02 06:02:57,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:58,053 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:02:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 2744 states and 3100 transitions. [2019-12-02 06:02:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 3100 transitions. [2019-12-02 06:02:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-12-02 06:02:58,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 329 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 06:02:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:58,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 2771 states and 3126 transitions. [2019-12-02 06:02:58,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3126 transitions. [2019-12-02 06:02:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:02:58,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-12-02 06:02:58,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:58,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2781 states and 3137 transitions. [2019-12-02 06:02:58,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 3137 transitions. [2019-12-02 06:02:58,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:02:58,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:58,895 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-12-02 06:02:59,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2791 states and 3147 transitions. [2019-12-02 06:02:59,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 3147 transitions. [2019-12-02 06:02:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:02:59,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:59,559 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-12-02 06:02:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:02:59,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2792 states and 3147 transitions. [2019-12-02 06:02:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 3147 transitions. [2019-12-02 06:02:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:02:59,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:02:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:02:59,879 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-12-02 06:03:00,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:00,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 2806 states and 3161 transitions. [2019-12-02 06:03:00,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 3161 transitions. [2019-12-02 06:03:00,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-12-02 06:03:00,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:02,606 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-12-02 06:03:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2854 states and 3222 transitions. [2019-12-02 06:03:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 3222 transitions. [2019-12-02 06:03:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-12-02 06:03:08,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 281 proven. 8 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-12-02 06:03:08,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:08,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2855 states and 3222 transitions. [2019-12-02 06:03:08,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3222 transitions. [2019-12-02 06:03:08,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-12-02 06:03:08,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-12-02 06:03:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 2911 states and 3283 transitions. [2019-12-02 06:03:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3283 transitions. [2019-12-02 06:03:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-12-02 06:03:10,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-12-02 06:03:11,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 2913 states and 3284 transitions. [2019-12-02 06:03:11,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 3284 transitions. [2019-12-02 06:03:11,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-12-02 06:03:11,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-12-02 06:03:19,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:19,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2952 states and 3329 transitions. [2019-12-02 06:03:19,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2952 states and 3329 transitions. [2019-12-02 06:03:19,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-12-02 06:03:19,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:19,211 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-12-02 06:03:21,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 2972 states and 3349 transitions. [2019-12-02 06:03:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 3349 transitions. [2019-12-02 06:03:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-02 06:03:21,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:21,959 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-02 06:03:24,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:24,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 2995 states and 3383 transitions. [2019-12-02 06:03:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 3383 transitions. [2019-12-02 06:03:24,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-12-02 06:03:24,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-02 06:03:27,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:27,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 3020 states and 3409 transitions. [2019-12-02 06:03:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 3409 transitions. [2019-12-02 06:03:27,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-12-02 06:03:27,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-02 06:03:32,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:32,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3042 states and 3437 transitions. [2019-12-02 06:03:32,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 3437 transitions. [2019-12-02 06:03:32,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-12-02 06:03:32,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-02 06:03:33,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 3046 states and 3441 transitions. [2019-12-02 06:03:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 3441 transitions. [2019-12-02 06:03:33,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-12-02 06:03:33,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:03:34,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:34,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3061 states and 3455 transitions. [2019-12-02 06:03:34,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3455 transitions. [2019-12-02 06:03:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-12-02 06:03:34,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:35,160 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:03:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:35,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 3062 states and 3456 transitions. [2019-12-02 06:03:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3456 transitions. [2019-12-02 06:03:35,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-12-02 06:03:35,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:35,603 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:03:35,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:35,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 3064 states and 3457 transitions. [2019-12-02 06:03:35,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3457 transitions. [2019-12-02 06:03:35,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-12-02 06:03:35,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:35,915 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:03:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 3078 states and 3471 transitions. [2019-12-02 06:03:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3471 transitions. [2019-12-02 06:03:36,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-12-02 06:03:36,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-12-02 06:03:37,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:37,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 3082 states and 3475 transitions. [2019-12-02 06:03:37,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3475 transitions. [2019-12-02 06:03:37,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-02 06:03:37,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:38,499 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-02 06:03:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 3112 states and 3508 transitions. [2019-12-02 06:03:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3508 transitions. [2019-12-02 06:03:40,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-02 06:03:40,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-02 06:03:42,307 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2019-12-02 06:03:42,765 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-12-02 06:03:45,581 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-12-02 06:03:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:45,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3160 states and 3555 transitions. [2019-12-02 06:03:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3555 transitions. [2019-12-02 06:03:45,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-12-02 06:03:45,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3180 states and 3576 transitions. [2019-12-02 06:03:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3576 transitions. [2019-12-02 06:03:47,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-12-02 06:03:47,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:47,494 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 3189 states and 3584 transitions. [2019-12-02 06:03:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 3584 transitions. [2019-12-02 06:03:47,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-02 06:03:47,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 3198 states and 3593 transitions. [2019-12-02 06:03:48,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 3593 transitions. [2019-12-02 06:03:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-02 06:03:48,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 3207 states and 3602 transitions. [2019-12-02 06:03:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3602 transitions. [2019-12-02 06:03:48,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-02 06:03:48,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 3238 states and 3633 transitions. [2019-12-02 06:03:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3633 transitions. [2019-12-02 06:03:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-02 06:03:49,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:50,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:50,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 3243 states and 3640 transitions. [2019-12-02 06:03:50,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3243 states and 3640 transitions. [2019-12-02 06:03:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-02 06:03:50,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:51,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:51,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3248 states and 3645 transitions. [2019-12-02 06:03:51,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3645 transitions. [2019-12-02 06:03:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-12-02 06:03:51,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-12-02 06:03:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:51,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3251 states and 3647 transitions. [2019-12-02 06:03:51,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 3647 transitions. [2019-12-02 06:03:51,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-12-02 06:03:51,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2019-12-02 06:03:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3266 states and 3663 transitions. [2019-12-02 06:03:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 3663 transitions. [2019-12-02 06:03:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-12-02 06:03:52,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2019-12-02 06:03:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:53,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3267 states and 3663 transitions. [2019-12-02 06:03:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 3663 transitions. [2019-12-02 06:03:53,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-12-02 06:03:53,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2019-12-02 06:03:54,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3278 states and 3674 transitions. [2019-12-02 06:03:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 3674 transitions. [2019-12-02 06:03:54,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-12-02 06:03:54,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2019-12-02 06:03:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3282 states and 3678 transitions. [2019-12-02 06:03:55,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 3678 transitions. [2019-12-02 06:03:55,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-12-02 06:03:55,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-12-02 06:03:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3307 states and 3703 transitions. [2019-12-02 06:03:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3703 transitions. [2019-12-02 06:03:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-12-02 06:03:56,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-12-02 06:03:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3334 states and 3729 transitions. [2019-12-02 06:03:56,316 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 3729 transitions. [2019-12-02 06:03:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-12-02 06:03:56,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:56,605 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-12-02 06:03:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:03:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3339 states and 3733 transitions. [2019-12-02 06:03:57,282 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3733 transitions. [2019-12-02 06:03:57,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:03:57,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:03:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:03:57,422 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 255 proven. 9 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2019-12-02 06:04:02,786 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2019-12-02 06:04:05,215 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2019-12-02 06:04:08,367 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2019-12-02 06:04:09,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3386 states and 3781 transitions. [2019-12-02 06:04:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3781 transitions. [2019-12-02 06:04:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2019-12-02 06:04:09,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 255 proven. 9 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2019-12-02 06:04:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:10,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 3396 states and 3790 transitions. [2019-12-02 06:04:10,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3396 states and 3790 transitions. [2019-12-02 06:04:10,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-12-02 06:04:10,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 479 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-12-02 06:04:14,449 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-12-02 06:04:19,096 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-12-02 06:04:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 3419 states and 3814 transitions. [2019-12-02 06:04:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 3814 transitions. [2019-12-02 06:04:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-12-02 06:04:20,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-12-02 06:04:23,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 3476 states and 3871 transitions. [2019-12-02 06:04:23,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 3871 transitions. [2019-12-02 06:04:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:23,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:23,717 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 386 proven. 12 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2019-12-02 06:04:24,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:24,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 3487 states and 3881 transitions. [2019-12-02 06:04:24,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3487 states and 3881 transitions. [2019-12-02 06:04:24,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:24,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:24,731 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 386 proven. 12 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2019-12-02 06:04:26,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 3522 states and 3913 transitions. [2019-12-02 06:04:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3522 states and 3913 transitions. [2019-12-02 06:04:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:26,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 386 proven. 12 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2019-12-02 06:04:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 3523 states and 3913 transitions. [2019-12-02 06:04:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3523 states and 3913 transitions. [2019-12-02 06:04:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:27,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 386 proven. 12 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2019-12-02 06:04:27,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 3524 states and 3913 transitions. [2019-12-02 06:04:27,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 3913 transitions. [2019-12-02 06:04:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:27,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:27,924 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-12-02 06:04:28,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:28,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 3553 states and 3942 transitions. [2019-12-02 06:04:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3553 states and 3942 transitions. [2019-12-02 06:04:28,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:28,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:28,350 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-12-02 06:04:28,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:28,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3563 states and 3951 transitions. [2019-12-02 06:04:28,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 3951 transitions. [2019-12-02 06:04:28,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:28,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:28,693 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-12-02 06:04:28,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:28,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3567 states and 3954 transitions. [2019-12-02 06:04:28,826 INFO L276 IsEmpty]: Start isEmpty. Operand 3567 states and 3954 transitions. [2019-12-02 06:04:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-12-02 06:04:28,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:29,014 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-12-02 06:04:29,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3587 states and 3974 transitions. [2019-12-02 06:04:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 3974 transitions. [2019-12-02 06:04:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2019-12-02 06:04:29,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:29,374 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 615 proven. 12 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2019-12-02 06:04:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 3614 states and 4003 transitions. [2019-12-02 06:04:30,413 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 4003 transitions. [2019-12-02 06:04:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2019-12-02 06:04:30,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 654 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2019-12-02 06:04:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3649 states and 4041 transitions. [2019-12-02 06:04:31,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3649 states and 4041 transitions. [2019-12-02 06:04:31,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2019-12-02 06:04:31,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 654 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2019-12-02 06:04:32,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:32,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 3697 states and 4088 transitions. [2019-12-02 06:04:32,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 4088 transitions. [2019-12-02 06:04:32,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-12-02 06:04:32,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2019-12-02 06:04:33,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 3707 states and 4097 transitions. [2019-12-02 06:04:33,060 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 4097 transitions. [2019-12-02 06:04:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-12-02 06:04:33,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:33,508 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 669 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2019-12-02 06:04:41,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 3812 states and 4213 transitions. [2019-12-02 06:04:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 4213 transitions. [2019-12-02 06:04:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2019-12-02 06:04:41,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:42,016 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 615 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:04:48,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:48,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 3847 states and 4251 transitions. [2019-12-02 06:04:48,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 4251 transitions. [2019-12-02 06:04:48,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:04:48,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:48,926 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:04:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 3867 states and 4277 transitions. [2019-12-02 06:04:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3867 states and 4277 transitions. [2019-12-02 06:04:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:04:50,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:04:54,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:04:54,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 3912 states and 4336 transitions. [2019-12-02 06:04:54,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 4336 transitions. [2019-12-02 06:04:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:04:54,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:04:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:04:54,832 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:00,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 3937 states and 4366 transitions. [2019-12-02 06:05:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3937 states and 4366 transitions. [2019-12-02 06:05:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:05:00,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:00,585 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4403 states to 3969 states and 4403 transitions. [2019-12-02 06:05:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 4403 transitions. [2019-12-02 06:05:02,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:05:02,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:03,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 3973 states and 4407 transitions. [2019-12-02 06:05:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3973 states and 4407 transitions. [2019-12-02 06:05:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:05:03,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:03,433 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:05,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:05,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4413 states to 3978 states and 4413 transitions. [2019-12-02 06:05:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 4413 transitions. [2019-12-02 06:05:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:05:05,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:09,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:09,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 3992 states and 4426 transitions. [2019-12-02 06:05:09,527 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 4426 transitions. [2019-12-02 06:05:09,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:05:09,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:09,736 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:10,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:10,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 3993 states and 4426 transitions. [2019-12-02 06:05:10,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 4426 transitions. [2019-12-02 06:05:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:05:10,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 4009 states and 4442 transitions. [2019-12-02 06:05:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 4442 transitions. [2019-12-02 06:05:10,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-12-02 06:05:10,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:11,055 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-02 06:05:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:11,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4457 states to 4024 states and 4457 transitions. [2019-12-02 06:05:11,761 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 4457 transitions. [2019-12-02 06:05:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:11,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:14,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:24,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:24,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 4086 states and 4538 transitions. [2019-12-02 06:05:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 4538 transitions. [2019-12-02 06:05:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:24,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:25,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4579 states to 4118 states and 4579 transitions. [2019-12-02 06:05:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 4579 transitions. [2019-12-02 06:05:29,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:29,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:32,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4603 states to 4137 states and 4603 transitions. [2019-12-02 06:05:32,167 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 4603 transitions. [2019-12-02 06:05:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:32,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:33,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 4155 states and 4622 transitions. [2019-12-02 06:05:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 4155 states and 4622 transitions. [2019-12-02 06:05:35,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:35,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:35,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:36,309 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-12-02 06:05:36,797 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-12-02 06:05:39,173 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-12-02 06:05:39,561 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2019-12-02 06:05:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 4161 states and 4631 transitions. [2019-12-02 06:05:41,524 INFO L276 IsEmpty]: Start isEmpty. Operand 4161 states and 4631 transitions. [2019-12-02 06:05:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:41,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:43,645 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-12-02 06:05:46,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 4180 states and 4652 transitions. [2019-12-02 06:05:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 4180 states and 4652 transitions. [2019-12-02 06:05:46,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:46,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:49,080 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2019-12-02 06:05:49,445 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2019-12-02 06:05:52,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:52,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 4186 states and 4658 transitions. [2019-12-02 06:05:52,345 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 4658 transitions. [2019-12-02 06:05:52,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2019-12-02 06:05:52,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 658 proven. 103 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-12-02 06:05:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:54,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4659 states to 4187 states and 4659 transitions. [2019-12-02 06:05:54,208 INFO L276 IsEmpty]: Start isEmpty. Operand 4187 states and 4659 transitions. [2019-12-02 06:05:54,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2019-12-02 06:05:54,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 841 proven. 16 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2019-12-02 06:05:55,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:55,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4678 states to 4206 states and 4678 transitions. [2019-12-02 06:05:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand 4206 states and 4678 transitions. [2019-12-02 06:05:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2019-12-02 06:05:55,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 841 proven. 16 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2019-12-02 06:05:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:57,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 4208 states and 4680 transitions. [2019-12-02 06:05:57,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 4680 transitions. [2019-12-02 06:05:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2019-12-02 06:05:57,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:58,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 841 proven. 16 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2019-12-02 06:05:59,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:05:59,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4698 states to 4226 states and 4698 transitions. [2019-12-02 06:05:59,454 INFO L276 IsEmpty]: Start isEmpty. Operand 4226 states and 4698 transitions. [2019-12-02 06:05:59,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2019-12-02 06:05:59,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:05:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:05:59,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2019-12-02 06:06:01,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:06:01,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4713 states to 4242 states and 4713 transitions. [2019-12-02 06:06:01,347 INFO L276 IsEmpty]: Start isEmpty. Operand 4242 states and 4713 transitions. [2019-12-02 06:06:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2019-12-02 06:06:01,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:06:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:06:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1160 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 785 trivial. 0 not checked. [2019-12-02 06:06:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:06:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 4321 states and 4795 transitions. [2019-12-02 06:06:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 4321 states and 4795 transitions. [2019-12-02 06:06:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-12-02 06:06:03,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:06:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:06:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 637 proven. 604 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-12-02 06:06:15,773 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2019-12-02 06:06:19,915 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2019-12-02 06:06:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:06:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4773 states to 4285 states and 4773 transitions. [2019-12-02 06:06:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 4773 transitions. [2019-12-02 06:06:34,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-12-02 06:06:34,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:06:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:06:35,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 637 proven. 604 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-12-02 06:06:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:06:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 4320 states and 4809 transitions. [2019-12-02 06:06:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 4320 states and 4809 transitions. [2019-12-02 06:06:38,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-12-02 06:06:38,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:06:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:06:39,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 637 proven. 604 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-12-02 06:06:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:06:43,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 4353 states and 4843 transitions. [2019-12-02 06:06:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand 4353 states and 4843 transitions. [2019-12-02 06:06:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-12-02 06:06:43,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:06:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:06:43,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 637 proven. 604 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-12-02 06:06:45,952 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2019-12-02 06:06:46,348 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2019-12-02 06:06:48,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:06:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4859 states to 4369 states and 4859 transitions. [2019-12-02 06:06:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4369 states and 4859 transitions. [2019-12-02 06:06:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2019-12-02 06:06:48,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:06:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:06:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 236 proven. 795 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2019-12-02 06:07:05,881 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2019-12-02 06:07:09,507 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2019-12-02 06:07:18,994 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-12-02 06:07:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:07:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 4684 states and 5211 transitions. [2019-12-02 06:07:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 4684 states and 5211 transitions. [2019-12-02 06:07:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2019-12-02 06:07:35,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:07:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:07:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 236 proven. 795 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2019-12-02 06:07:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:07:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5217 states to 4691 states and 5217 transitions. [2019-12-02 06:07:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 4691 states and 5217 transitions. [2019-12-02 06:07:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2019-12-02 06:07:38,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:07:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:07:39,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 236 proven. 795 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2019-12-02 06:07:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:07:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 4701 states and 5226 transitions. [2019-12-02 06:07:40,693 INFO L276 IsEmpty]: Start isEmpty. Operand 4701 states and 5226 transitions. [2019-12-02 06:07:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2019-12-02 06:07:40,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:07:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:07:41,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 236 proven. 795 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2019-12-02 06:07:43,529 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-12-02 06:07:46,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:07:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5274 states to 4749 states and 5274 transitions. [2019-12-02 06:07:46,308 INFO L276 IsEmpty]: Start isEmpty. Operand 4749 states and 5274 transitions. [2019-12-02 06:07:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2019-12-02 06:07:46,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:07:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:07:47,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 236 proven. 795 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2019-12-02 06:07:48,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:07:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 4761 states and 5285 transitions. [2019-12-02 06:07:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 4761 states and 5285 transitions. [2019-12-02 06:07:48,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2019-12-02 06:07:48,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:07:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:07:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 814 proven. 54 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2019-12-02 06:07:57,526 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2019-12-02 06:07:59,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:07:59,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5342 states to 4809 states and 5342 transitions. [2019-12-02 06:07:59,925 INFO L276 IsEmpty]: Start isEmpty. Operand 4809 states and 5342 transitions. [2019-12-02 06:07:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2019-12-02 06:07:59,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:07:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:00,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 814 proven. 54 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2019-12-02 06:08:01,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:01,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5352 states to 4819 states and 5352 transitions. [2019-12-02 06:08:01,300 INFO L276 IsEmpty]: Start isEmpty. Operand 4819 states and 5352 transitions. [2019-12-02 06:08:01,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:01,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5369 states to 4835 states and 5369 transitions. [2019-12-02 06:08:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 4835 states and 5369 transitions. [2019-12-02 06:08:04,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:04,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:06,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5384 states to 4850 states and 5384 transitions. [2019-12-02 06:08:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 5384 transitions. [2019-12-02 06:08:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:06,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:08,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5400 states to 4866 states and 5400 transitions. [2019-12-02 06:08:09,757 INFO L276 IsEmpty]: Start isEmpty. Operand 4866 states and 5400 transitions. [2019-12-02 06:08:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:09,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5416 states to 4882 states and 5416 transitions. [2019-12-02 06:08:12,348 INFO L276 IsEmpty]: Start isEmpty. Operand 4882 states and 5416 transitions. [2019-12-02 06:08:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:12,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:14,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5426 states to 4891 states and 5426 transitions. [2019-12-02 06:08:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 4891 states and 5426 transitions. [2019-12-02 06:08:14,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:14,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:16,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:23,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5505 states to 4964 states and 5505 transitions. [2019-12-02 06:08:23,116 INFO L276 IsEmpty]: Start isEmpty. Operand 4964 states and 5505 transitions. [2019-12-02 06:08:23,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:23,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:24,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:25,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 4997 states and 5537 transitions. [2019-12-02 06:08:25,546 INFO L276 IsEmpty]: Start isEmpty. Operand 4997 states and 5537 transitions. [2019-12-02 06:08:25,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:25,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:27,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5547 states to 5008 states and 5547 transitions. [2019-12-02 06:08:27,183 INFO L276 IsEmpty]: Start isEmpty. Operand 5008 states and 5547 transitions. [2019-12-02 06:08:27,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:27,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:28,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:29,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5556 states to 5018 states and 5556 transitions. [2019-12-02 06:08:29,892 INFO L276 IsEmpty]: Start isEmpty. Operand 5018 states and 5556 transitions. [2019-12-02 06:08:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:29,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:31,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:33,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5570 states to 5031 states and 5570 transitions. [2019-12-02 06:08:33,125 INFO L276 IsEmpty]: Start isEmpty. Operand 5031 states and 5570 transitions. [2019-12-02 06:08:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:33,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:34,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5584 states to 5045 states and 5584 transitions. [2019-12-02 06:08:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 5045 states and 5584 transitions. [2019-12-02 06:08:37,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:37,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:38,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:42,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5600 states to 5061 states and 5600 transitions. [2019-12-02 06:08:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 5061 states and 5600 transitions. [2019-12-02 06:08:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:42,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:45,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:45,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5601 states to 5062 states and 5601 transitions. [2019-12-02 06:08:45,955 INFO L276 IsEmpty]: Start isEmpty. Operand 5062 states and 5601 transitions. [2019-12-02 06:08:45,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:45,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:49,529 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2019-12-02 06:08:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5618 states to 5078 states and 5618 transitions. [2019-12-02 06:08:50,930 INFO L276 IsEmpty]: Start isEmpty. Operand 5078 states and 5618 transitions. [2019-12-02 06:08:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:50,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:52,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 5093 states and 5633 transitions. [2019-12-02 06:08:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 5093 states and 5633 transitions. [2019-12-02 06:08:53,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:53,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:56,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 5094 states and 5633 transitions. [2019-12-02 06:08:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 5094 states and 5633 transitions. [2019-12-02 06:08:56,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2019-12-02 06:08:56,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:08:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 315 proven. 994 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-12-02 06:08:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:08:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5642 states to 5104 states and 5642 transitions. [2019-12-02 06:08:59,519 INFO L276 IsEmpty]: Start isEmpty. Operand 5104 states and 5642 transitions. [2019-12-02 06:08:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 676 [2019-12-02 06:08:59,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:08:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:00,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2564 backedges. 1649 proven. 396 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2019-12-02 06:09:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:02,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5717 states to 5175 states and 5717 transitions. [2019-12-02 06:09:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 5175 states and 5717 transitions. [2019-12-02 06:09:02,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 676 [2019-12-02 06:09:02,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:03,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2564 backedges. 1649 proven. 396 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2019-12-02 06:09:06,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5723 states to 5182 states and 5723 transitions. [2019-12-02 06:09:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 5723 transitions. [2019-12-02 06:09:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2019-12-02 06:09:06,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 394 proven. 1193 refuted. 0 times theorem prover too weak. 996 trivial. 0 not checked. [2019-12-02 06:09:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:13,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5798 states to 5253 states and 5798 transitions. [2019-12-02 06:09:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 5253 states and 5798 transitions. [2019-12-02 06:09:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2019-12-02 06:09:13,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:14,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 394 proven. 1193 refuted. 0 times theorem prover too weak. 996 trivial. 0 not checked. [2019-12-02 06:09:29,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5869 states to 5320 states and 5869 transitions. [2019-12-02 06:09:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 5320 states and 5869 transitions. [2019-12-02 06:09:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2019-12-02 06:09:29,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:31,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 394 proven. 1193 refuted. 0 times theorem prover too weak. 996 trivial. 0 not checked. [2019-12-02 06:09:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5876 states to 5327 states and 5876 transitions. [2019-12-02 06:09:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 5327 states and 5876 transitions. [2019-12-02 06:09:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2019-12-02 06:09:33,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 394 proven. 1193 refuted. 0 times theorem prover too weak. 996 trivial. 0 not checked. [2019-12-02 06:09:35,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:35,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 5332 states and 5880 transitions. [2019-12-02 06:09:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 5332 states and 5880 transitions. [2019-12-02 06:09:35,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2019-12-02 06:09:35,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3260 backedges. 473 proven. 1392 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2019-12-02 06:09:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:39,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5915 states to 5366 states and 5915 transitions. [2019-12-02 06:09:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 5366 states and 5915 transitions. [2019-12-02 06:09:39,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2019-12-02 06:09:39,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:41,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3260 backedges. 473 proven. 1392 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2019-12-02 06:09:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5955 states to 5404 states and 5955 transitions. [2019-12-02 06:09:46,329 INFO L276 IsEmpty]: Start isEmpty. Operand 5404 states and 5955 transitions. [2019-12-02 06:09:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2019-12-02 06:09:46,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:48,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3260 backedges. 473 proven. 1392 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2019-12-02 06:09:49,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 5413 states and 5963 transitions. [2019-12-02 06:09:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 5413 states and 5963 transitions. [2019-12-02 06:09:49,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2019-12-02 06:09:49,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:09:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:09:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3260 backedges. 473 proven. 1392 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2019-12-02 06:09:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:09:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4842 states to 4360 states and 4842 transitions. [2019-12-02 06:09:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 4360 states and 4842 transitions. [2019-12-02 06:09:53,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 06:09:53,663 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 259 iterations. [2019-12-02 06:09:53,669 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 06:09:54,060 WARN L192 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 35 [2019-12-02 06:09:54,378 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 35 [2019-12-02 06:09:54,500 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2019-12-02 06:09:54,885 WARN L192 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-12-02 06:09:55,032 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 38 [2019-12-02 06:09:55,511 WARN L192 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 48 [2019-12-02 06:09:55,770 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2019-12-02 06:09:55,957 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 35 [2019-12-02 06:09:56,268 WARN L192 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 35 [2019-12-02 06:09:56,446 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2019-12-02 06:09:56,671 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2019-12-02 06:09:57,044 WARN L192 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-12-02 06:09:57,423 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-12-02 06:09:57,568 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 38 [2019-12-02 06:09:57,797 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2019-12-02 06:09:57,980 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2019-12-02 06:09:58,194 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2019-12-02 06:09:58,397 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2019-12-02 06:09:58,600 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2019-12-02 06:09:58,797 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 06:09:59,095 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 35 [2019-12-02 06:09:59,411 WARN L192 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 35 [2019-12-02 06:09:59,747 WARN L192 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 35 [2019-12-02 06:09:59,954 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 06:10:00,370 WARN L192 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 36 [2019-12-02 06:10:00,783 WARN L192 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-12-02 06:10:01,073 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 35 [2019-12-02 06:10:01,303 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2019-12-02 06:10:01,506 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 35 [2019-12-02 06:10:02,273 WARN L192 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 74 [2019-12-02 06:10:02,492 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 35 [2019-12-02 06:10:02,838 WARN L192 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 35 [2019-12-02 06:10:03,074 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 06:10:03,329 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2019-12-02 06:10:03,556 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2019-12-02 06:10:03,834 WARN L192 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2019-12-02 06:10:04,068 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2019-12-02 06:10:04,347 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 35 [2019-12-02 06:10:04,609 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 35 [2019-12-02 06:10:04,827 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2019-12-02 06:10:05,086 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2019-12-02 06:10:05,315 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2019-12-02 06:10:05,519 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 35 [2019-12-02 06:10:05,918 WARN L192 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 50 [2019-12-02 06:10:06,044 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 35 [2019-12-02 06:10:06,425 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 35 [2019-12-02 06:10:06,653 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 35 [2019-12-02 06:10:06,967 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 36 [2019-12-02 06:10:07,259 WARN L192 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 35 [2019-12-02 06:10:07,459 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2019-12-02 06:10:07,694 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2019-12-02 06:10:07,841 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 38 [2019-12-02 06:10:08,222 WARN L192 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-12-02 06:10:08,455 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2019-12-02 06:10:08,723 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 35 [2019-12-02 06:10:08,916 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2019-12-02 06:10:09,119 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2019-12-02 06:10:09,367 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2019-12-02 06:10:09,677 WARN L192 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 35 [2019-12-02 06:10:09,975 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 35 [2019-12-02 06:10:10,176 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 35 [2019-12-02 06:10:10,555 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 35 [2019-12-02 06:10:10,818 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 35 [2019-12-02 06:10:11,013 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 06:10:11,212 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 06:10:11,527 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 35 [2019-12-02 06:10:11,905 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 35 [2019-12-02 06:10:12,094 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 35 [2019-12-02 06:10:12,292 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-12-02 06:10:12,523 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2019-12-02 06:10:12,927 WARN L192 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 36 [2019-12-02 06:10:13,189 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2019-12-02 06:10:13,440 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 35 [2019-12-02 06:10:13,657 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 35 [2019-12-02 06:10:13,763 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 35 [2019-12-02 06:10:14,154 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 50 [2019-12-02 06:10:14,353 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 35 [2019-12-02 06:10:14,539 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 35 [2019-12-02 06:10:14,880 WARN L192 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 35 [2019-12-02 06:10:14,880 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 06:10:14,883 INFO L569 CodeCheckObserver]: Invariant with dag size 35 [2019-12-02 06:10:14,891 INFO L569 CodeCheckObserver]: Invariant with dag size 35 [2019-12-02 06:10:14,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:10:14 ImpRootNode [2019-12-02 06:10:14,893 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 06:10:14,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 06:10:14,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 06:10:14,893 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 06:10:14,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:00:52" (3/4) ... [2019-12-02 06:10:14,896 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 06:10:14,913 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-12-02 06:10:14,914 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-12-02 06:10:14,915 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-12-02 06:10:14,917 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 06:10:14,999 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_acc65d05-ff01-48b8-a0b6-6d8d33864589/bin/ukojak/witness.graphml [2019-12-02 06:10:14,999 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 06:10:15,000 INFO L168 Benchmark]: Toolchain (without parser) took 564522.97 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 939.2 MB in the beginning and 1.3 GB in the end (delta: -323.7 MB). Peak memory consumption was 980.7 MB. Max. memory is 11.5 GB. [2019-12-02 06:10:15,000 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 957.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:10:15,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -131.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-12-02 06:10:15,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.73 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-12-02 06:10:15,001 INFO L168 Benchmark]: Boogie Preprocessor took 41.24 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: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 11.5 GB. [2019-12-02 06:10:15,001 INFO L168 Benchmark]: RCFGBuilder took 1189.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 836.8 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. [2019-12-02 06:10:15,001 INFO L168 Benchmark]: CodeCheck took 562760.61 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 836.0 MB in the beginning and 1.3 GB in the end (delta: -436.7 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2019-12-02 06:10:15,001 INFO L168 Benchmark]: Witness Printer took 105.80 ms. Allocated memory is still 2.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-12-02 06:10:15,002 INFO L335 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, 85 locations, 1 error locations. Result: SAFE, OverallTime: 541.4s, OverallIterations: 259, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1585761072 SDtfs, -29148276 SDslu, -418069752 SDs, 0 SdLazy, -1635195752 SolverSat, -1045033408 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2398.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 496537 GetRequests, 475065 SyntacticMatches, 19398 SemanticMatches, 2074 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3442598 ImplicationChecksByTransitivity, 429.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.5s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 36.7s InterpolantComputationTime, 76968 NumberOfCodeBlocks, 76968 NumberOfCodeBlocksAsserted, 258 NumberOfCheckSat, 76710 ConstructedInterpolants, 0 QuantifiedInterpolants, 252075600 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 258 InterpolantComputations, 121 PerfectInterpolantSequences, 118641/155105 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 544]: 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: (((((((((a28 == 8 && a21 == 1) && !(a17 == 9)) || ((a21 == 1 && a11 == 1) && !(a17 == 9))) || (a21 == 1 && a25 == 1)) || (!(a19 == 1) && !(a28 == 8))) || (!(a19 == 1) && a25 == 1)) || ((!(a28 == 8) && a21 == 1) && !(a28 == 11))) || ((!(a28 == 8) && !(a11 == 1)) && !(a28 == 11))) || ((a28 == 11 && !(a17 == 7)) && a21 == 1)) || (!(a19 == 1) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((a21 == 1 && a25 == 1) || (!(a19 == 1) && !(a28 == 8))) || ((a21 == 1 && !(a17 == 9)) && !(a28 == 11))) || (!(a19 == 1) && a25 == 1)) || ((a28 == 11 && a21 == 1) && (!(a17 == 7) || a11 == 1))) || ((!(a28 == 8) && a21 == 1) && !(a28 == 11))) || ((!(a28 == 8) && !(a11 == 1)) && !(a28 == 11))) || (!(a19 == 1) && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 957.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -131.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.73 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.24 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: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1189.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 836.8 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. * CodeCheck took 562760.61 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 836.0 MB in the beginning and 1.3 GB in the end (delta: -436.7 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 105.80 ms. Allocated memory is still 2.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...