./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.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_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/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 ede185df305af642a5265096891dc95893f4609c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 03:31:50,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 03:31:50,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 03:31:50,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 03:31:50,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 03:31:50,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 03:31:50,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 03:31:50,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 03:31:50,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 03:31:50,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 03:31:50,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 03:31:50,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 03:31:50,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 03:31:50,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 03:31:50,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 03:31:50,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 03:31:50,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 03:31:50,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 03:31:50,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 03:31:50,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 03:31:50,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 03:31:50,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 03:31:50,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 03:31:50,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 03:31:50,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 03:31:50,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 03:31:50,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 03:31:50,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 03:31:50,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 03:31:50,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 03:31:50,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 03:31:50,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 03:31:50,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 03:31:50,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 03:31:50,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 03:31:50,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 03:31:50,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 03:31:50,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 03:31:50,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 03:31:50,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 03:31:50,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 03:31:50,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 03:31:50,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 03:31:50,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 03:31:50,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 03:31:50,375 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 03:31:50,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 03:31:50,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 03:31:50,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 03:31:50,376 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 03:31:50,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 03:31:50,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 03:31:50,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 03:31:50,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 03:31:50,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 03:31:50,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 03:31:50,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 03:31:50,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 03:31:50,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 03:31:50,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 03:31:50,377 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 03:31:50,377 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 03:31:50,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 03:31:50,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 03:31:50,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 03:31:50,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 03:31:50,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 03:31:50,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 03:31:50,378 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 03:31:50,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 03:31:50,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 03:31:50,379 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_05fbdff2-e2e9-4411-a155-e1695ef460d5/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 -> ede185df305af642a5265096891dc95893f4609c [2019-12-01 03:31:50,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 03:31:50,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 03:31:50,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 03:31:50,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 03:31:50,488 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 03:31:50,488 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-12-01 03:31:50,533 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/data/0f0bb93e2/29887e765c674a2a9ea211c46ecb9123/FLAG2e2fe5927 [2019-12-01 03:31:51,021 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 03:31:51,021 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-12-01 03:31:51,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/data/0f0bb93e2/29887e765c674a2a9ea211c46ecb9123/FLAG2e2fe5927 [2019-12-01 03:31:51,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/data/0f0bb93e2/29887e765c674a2a9ea211c46ecb9123 [2019-12-01 03:31:51,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 03:31:51,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 03:31:51,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 03:31:51,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 03:31:51,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 03:31:51,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:31:51" (1/1) ... [2019-12-01 03:31:51,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@632db1d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:51, skipping insertion in model container [2019-12-01 03:31:51,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:31:51" (1/1) ... [2019-12-01 03:31:51,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 03:31:51,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 03:31:51,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 03:31:51,851 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 03:31:52,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 03:31:52,013 INFO L208 MainTranslator]: Completed translation [2019-12-01 03:31:52,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52 WrapperNode [2019-12-01 03:31:52,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 03:31:52,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 03:31:52,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 03:31:52,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 03:31:52,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 03:31:52,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 03:31:52,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 03:31:52,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 03:31:52,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... [2019-12-01 03:31:52,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 03:31:52,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 03:31:52,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 03:31:52,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 03:31:52,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:31:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/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 [2019-12-01 03:31:52,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 03:31:52,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 03:31:53,245 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 03:31:53,245 INFO L287 CfgBuilder]: Removed 25 assume(true) statements. [2019-12-01 03:31:53,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:31:53 BoogieIcfgContainer [2019-12-01 03:31:53,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 03:31:53,246 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 03:31:53,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 03:31:53,254 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 03:31:53,254 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:31:53" (1/1) ... [2019-12-01 03:31:53,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 03:31:53,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:53,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 235 states and 463 transitions. [2019-12-01 03:31:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 463 transitions. [2019-12-01 03:31:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 03:31:53,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:53,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 235 states and 421 transitions. [2019-12-01 03:31:53,409 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 421 transitions. [2019-12-01 03:31:53,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 03:31:53,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:53,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:53,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 483 transitions. [2019-12-01 03:31:53,580 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 483 transitions. [2019-12-01 03:31:53,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 03:31:53,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:53,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:53,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:53,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 238 states and 482 transitions. [2019-12-01 03:31:53,617 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 482 transitions. [2019-12-01 03:31:53,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 03:31:53,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:53,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 241 states and 544 transitions. [2019-12-01 03:31:53,787 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 544 transitions. [2019-12-01 03:31:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 03:31:53,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 250 states and 670 transitions. [2019-12-01 03:31:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 670 transitions. [2019-12-01 03:31:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 03:31:53,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 254 states and 732 transitions. [2019-12-01 03:31:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 732 transitions. [2019-12-01 03:31:54,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 03:31:54,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:54,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:54,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 264 states and 812 transitions. [2019-12-01 03:31:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 812 transitions. [2019-12-01 03:31:54,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 03:31:54,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:54,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:54,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 267 states and 816 transitions. [2019-12-01 03:31:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 816 transitions. [2019-12-01 03:31:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 03:31:54,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:54,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 272 states and 824 transitions. [2019-12-01 03:31:54,483 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 824 transitions. [2019-12-01 03:31:54,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 03:31:54,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:54,535 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 276 states and 888 transitions. [2019-12-01 03:31:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 888 transitions. [2019-12-01 03:31:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 03:31:54,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 289 states and 936 transitions. [2019-12-01 03:31:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 936 transitions. [2019-12-01 03:31:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 03:31:55,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 289 states and 934 transitions. [2019-12-01 03:31:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 934 transitions. [2019-12-01 03:31:55,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 03:31:55,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 03:31:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 290 states and 937 transitions. [2019-12-01 03:31:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 937 transitions. [2019-12-01 03:31:55,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 03:31:55,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 03:31:55,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 293 states and 997 transitions. [2019-12-01 03:31:55,413 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 997 transitions. [2019-12-01 03:31:55,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 03:31:55,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,425 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 03:31:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 294 states and 998 transitions. [2019-12-01 03:31:55,433 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 998 transitions. [2019-12-01 03:31:55,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 03:31:55,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 295 states and 1001 transitions. [2019-12-01 03:31:55,554 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1001 transitions. [2019-12-01 03:31:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 03:31:55,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,567 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 03:31:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 296 states and 1002 transitions. [2019-12-01 03:31:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1002 transitions. [2019-12-01 03:31:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 03:31:55,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,617 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 03:31:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 297 states and 1003 transitions. [2019-12-01 03:31:55,634 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 1003 transitions. [2019-12-01 03:31:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 03:31:55,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:55,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 298 states and 1005 transitions. [2019-12-01 03:31:55,689 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1005 transitions. [2019-12-01 03:31:55,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 03:31:55,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,702 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 03:31:55,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 299 states and 1005 transitions. [2019-12-01 03:31:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1005 transitions. [2019-12-01 03:31:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 03:31:55,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,729 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 03:31:55,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 300 states and 1007 transitions. [2019-12-01 03:31:55,749 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1007 transitions. [2019-12-01 03:31:55,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 03:31:55,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,783 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:55,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 304 states and 1017 transitions. [2019-12-01 03:31:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1017 transitions. [2019-12-01 03:31:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 03:31:55,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:31:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 306 states and 1018 transitions. [2019-12-01 03:31:55,968 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 1018 transitions. [2019-12-01 03:31:55,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 03:31:55,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 03:31:55,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:55,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 307 states and 1019 transitions. [2019-12-01 03:31:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1019 transitions. [2019-12-01 03:31:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 03:31:55,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 308 states and 1018 transitions. [2019-12-01 03:31:56,031 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1018 transitions. [2019-12-01 03:31:56,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 03:31:56,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:31:56,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 310 states and 1019 transitions. [2019-12-01 03:31:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 1019 transitions. [2019-12-01 03:31:56,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 03:31:56,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 03:31:56,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 311 states and 1019 transitions. [2019-12-01 03:31:56,109 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1019 transitions. [2019-12-01 03:31:56,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 03:31:56,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,177 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 03:31:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 312 states and 1021 transitions. [2019-12-01 03:31:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1021 transitions. [2019-12-01 03:31:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 03:31:56,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 314 states and 1024 transitions. [2019-12-01 03:31:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1024 transitions. [2019-12-01 03:31:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 03:31:56,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,252 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:56,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 315 states and 1025 transitions. [2019-12-01 03:31:56,267 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 1025 transitions. [2019-12-01 03:31:56,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 03:31:56,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:31:56,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 315 states and 1022 transitions. [2019-12-01 03:31:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 1022 transitions. [2019-12-01 03:31:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 03:31:56,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,317 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:31:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 318 states and 1028 transitions. [2019-12-01 03:31:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1028 transitions. [2019-12-01 03:31:56,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 03:31:56,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,379 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:31:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 320 states and 1031 transitions. [2019-12-01 03:31:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1031 transitions. [2019-12-01 03:31:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 03:31:56,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,422 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:56,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 324 states and 1094 transitions. [2019-12-01 03:31:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1094 transitions. [2019-12-01 03:31:56,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 03:31:56,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:31:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 328 states and 1105 transitions. [2019-12-01 03:31:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1105 transitions. [2019-12-01 03:31:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 03:31:56,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 330 states and 1109 transitions. [2019-12-01 03:31:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1109 transitions. [2019-12-01 03:31:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 03:31:56,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:31:57,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 332 states and 1110 transitions. [2019-12-01 03:31:57,005 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1110 transitions. [2019-12-01 03:31:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 03:31:57,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,019 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:31:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 334 states and 1114 transitions. [2019-12-01 03:31:57,030 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1114 transitions. [2019-12-01 03:31:57,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 03:31:57,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,044 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:31:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 335 states and 1115 transitions. [2019-12-01 03:31:57,061 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 1115 transitions. [2019-12-01 03:31:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 03:31:57,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,071 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:31:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 337 states and 1120 transitions. [2019-12-01 03:31:57,086 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1120 transitions. [2019-12-01 03:31:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 03:31:57,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,095 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:57,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 339 states and 1122 transitions. [2019-12-01 03:31:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1122 transitions. [2019-12-01 03:31:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 03:31:57,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 349 states and 1247 transitions. [2019-12-01 03:31:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1247 transitions. [2019-12-01 03:31:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 03:31:57,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:31:57,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 351 states and 1248 transitions. [2019-12-01 03:31:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1248 transitions. [2019-12-01 03:31:57,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 03:31:57,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:57,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 353 states and 1252 transitions. [2019-12-01 03:31:57,469 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1252 transitions. [2019-12-01 03:31:57,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 03:31:57,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:31:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 355 states and 1255 transitions. [2019-12-01 03:31:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1255 transitions. [2019-12-01 03:31:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 03:31:57,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:31:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 356 states and 1256 transitions. [2019-12-01 03:31:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1256 transitions. [2019-12-01 03:31:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 03:31:57,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:57,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 357 states and 1257 transitions. [2019-12-01 03:31:57,544 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1257 transitions. [2019-12-01 03:31:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 03:31:57,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:31:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 358 states and 1258 transitions. [2019-12-01 03:31:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1258 transitions. [2019-12-01 03:31:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 03:31:57,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:57,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 370 states and 1393 transitions. [2019-12-01 03:31:57,863 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 1393 transitions. [2019-12-01 03:31:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 03:31:57,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 375 states and 1456 transitions. [2019-12-01 03:31:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1456 transitions. [2019-12-01 03:31:58,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 03:31:58,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:58,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 376 states and 1456 transitions. [2019-12-01 03:31:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1456 transitions. [2019-12-01 03:31:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 03:31:58,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:31:58,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 377 states and 1456 transitions. [2019-12-01 03:31:58,201 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 1456 transitions. [2019-12-01 03:31:58,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 03:31:58,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 380 states and 1461 transitions. [2019-12-01 03:31:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1461 transitions. [2019-12-01 03:31:58,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 03:31:58,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:31:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 382 states and 1464 transitions. [2019-12-01 03:31:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1464 transitions. [2019-12-01 03:31:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 03:31:58,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 387 states and 1528 transitions. [2019-12-01 03:31:58,592 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1528 transitions. [2019-12-01 03:31:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 03:31:58,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 393 states and 1540 transitions. [2019-12-01 03:31:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1540 transitions. [2019-12-01 03:31:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 03:31:58,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,633 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:31:58,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 395 states and 1542 transitions. [2019-12-01 03:31:58,640 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1542 transitions. [2019-12-01 03:31:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 03:31:58,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 400 states and 1550 transitions. [2019-12-01 03:31:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 1550 transitions. [2019-12-01 03:31:58,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 03:31:58,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:58,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 401 states and 1553 transitions. [2019-12-01 03:31:58,856 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1553 transitions. [2019-12-01 03:31:58,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 03:31:58,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,869 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:31:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 403 states and 1556 transitions. [2019-12-01 03:31:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1556 transitions. [2019-12-01 03:31:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 03:31:58,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:58,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 411 states and 1573 transitions. [2019-12-01 03:31:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1573 transitions. [2019-12-01 03:31:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 03:31:58,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:31:58,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 412 states and 1574 transitions. [2019-12-01 03:31:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1574 transitions. [2019-12-01 03:31:58,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 03:31:58,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:59,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:59,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 426 states and 1712 transitions. [2019-12-01 03:31:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1712 transitions. [2019-12-01 03:31:59,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 03:31:59,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:31:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 426 states and 1709 transitions. [2019-12-01 03:31:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1709 transitions. [2019-12-01 03:31:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 03:31:59,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:31:59,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 427 states and 1709 transitions. [2019-12-01 03:31:59,708 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1709 transitions. [2019-12-01 03:31:59,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 03:31:59,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:59,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:31:59,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:31:59,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 430 states and 1714 transitions. [2019-12-01 03:31:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1714 transitions. [2019-12-01 03:31:59,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 03:31:59,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:31:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:31:59,776 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 436 states and 1779 transitions. [2019-12-01 03:32:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1779 transitions. [2019-12-01 03:32:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 03:32:00,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 438 states and 1789 transitions. [2019-12-01 03:32:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1789 transitions. [2019-12-01 03:32:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 03:32:00,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:00,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 443 states and 1797 transitions. [2019-12-01 03:32:00,278 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1797 transitions. [2019-12-01 03:32:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 03:32:00,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:00,313 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:00,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 444 states and 1800 transitions. [2019-12-01 03:32:00,323 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1800 transitions. [2019-12-01 03:32:00,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 03:32:00,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:00,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:00,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:00,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 446 states and 1810 transitions. [2019-12-01 03:32:00,389 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1810 transitions. [2019-12-01 03:32:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 03:32:00,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 448 states and 1814 transitions. [2019-12-01 03:32:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1814 transitions. [2019-12-01 03:32:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 03:32:00,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:00,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 03:32:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 464 states and 1871 transitions. [2019-12-01 03:32:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1871 transitions. [2019-12-01 03:32:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 03:32:01,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:01,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 464 states and 1868 transitions. [2019-12-01 03:32:01,529 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1868 transitions. [2019-12-01 03:32:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 03:32:01,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:01,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 466 states and 1878 transitions. [2019-12-01 03:32:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1878 transitions. [2019-12-01 03:32:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 03:32:01,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:01,626 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:01,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 467 states and 1881 transitions. [2019-12-01 03:32:01,642 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1881 transitions. [2019-12-01 03:32:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 03:32:01,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:01,655 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:01,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 468 states and 1884 transitions. [2019-12-01 03:32:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1884 transitions. [2019-12-01 03:32:01,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 03:32:01,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:02,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 472 states and 1949 transitions. [2019-12-01 03:32:02,247 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1949 transitions. [2019-12-01 03:32:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 03:32:02,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:02,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:02,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:02,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 474 states and 1960 transitions. [2019-12-01 03:32:02,351 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1960 transitions. [2019-12-01 03:32:02,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 03:32:02,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:02,360 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:32:02,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 475 states and 1961 transitions. [2019-12-01 03:32:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1961 transitions. [2019-12-01 03:32:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 03:32:02,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:32:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 480 states and 2030 transitions. [2019-12-01 03:32:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 2030 transitions. [2019-12-01 03:32:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 03:32:02,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:02,896 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 481 states and 2032 transitions. [2019-12-01 03:32:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 2032 transitions. [2019-12-01 03:32:02,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 03:32:02,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:03,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 482 states and 2036 transitions. [2019-12-01 03:32:03,071 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 2036 transitions. [2019-12-01 03:32:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 03:32:03,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:03,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:03,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 484 states and 2048 transitions. [2019-12-01 03:32:03,139 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 2048 transitions. [2019-12-01 03:32:03,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 03:32:03,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 487 states and 2055 transitions. [2019-12-01 03:32:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 2055 transitions. [2019-12-01 03:32:03,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 03:32:03,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 03:32:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:03,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 488 states and 2056 transitions. [2019-12-01 03:32:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 2056 transitions. [2019-12-01 03:32:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 03:32:03,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:32:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 489 states and 2058 transitions. [2019-12-01 03:32:03,480 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 2058 transitions. [2019-12-01 03:32:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:03,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:03,508 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 490 states and 2061 transitions. [2019-12-01 03:32:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 2061 transitions. [2019-12-01 03:32:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:03,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:03,582 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 492 states and 2069 transitions. [2019-12-01 03:32:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 2069 transitions. [2019-12-01 03:32:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:03,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:03,961 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:04,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 496 states and 2136 transitions. [2019-12-01 03:32:04,188 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 2136 transitions. [2019-12-01 03:32:04,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:04,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:04,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 497 states and 2137 transitions. [2019-12-01 03:32:04,394 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 2137 transitions. [2019-12-01 03:32:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:04,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 500 states and 2205 transitions. [2019-12-01 03:32:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 2205 transitions. [2019-12-01 03:32:04,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:04,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:04,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 502 states and 2219 transitions. [2019-12-01 03:32:04,732 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 2219 transitions. [2019-12-01 03:32:04,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:04,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:04,766 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:04,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:04,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 504 states and 2221 transitions. [2019-12-01 03:32:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 2221 transitions. [2019-12-01 03:32:04,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:04,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:04,796 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 03:32:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 506 states and 2222 transitions. [2019-12-01 03:32:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 2222 transitions. [2019-12-01 03:32:04,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:32:04,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:04,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 507 states and 2224 transitions. [2019-12-01 03:32:05,000 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 2224 transitions. [2019-12-01 03:32:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:05,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 508 states and 2227 transitions. [2019-12-01 03:32:05,068 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 2227 transitions. [2019-12-01 03:32:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:32:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 509 states and 2229 transitions. [2019-12-01 03:32:05,230 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 2229 transitions. [2019-12-01 03:32:05,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,288 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:05,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 510 states and 2229 transitions. [2019-12-01 03:32:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 2229 transitions. [2019-12-01 03:32:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:05,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 512 states and 2243 transitions. [2019-12-01 03:32:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 2243 transitions. [2019-12-01 03:32:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,480 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 514 states and 2245 transitions. [2019-12-01 03:32:05,499 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 2245 transitions. [2019-12-01 03:32:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,509 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:05,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 516 states and 2246 transitions. [2019-12-01 03:32:05,536 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 2246 transitions. [2019-12-01 03:32:05,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:05,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 517 states and 2247 transitions. [2019-12-01 03:32:05,578 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 2247 transitions. [2019-12-01 03:32:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:32:05,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:05,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 518 states and 2248 transitions. [2019-12-01 03:32:05,621 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 2248 transitions. [2019-12-01 03:32:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:05,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:05,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 519 states and 2249 transitions. [2019-12-01 03:32:05,644 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 2249 transitions. [2019-12-01 03:32:05,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:05,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:32:05,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 520 states and 2252 transitions. [2019-12-01 03:32:05,673 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 2252 transitions. [2019-12-01 03:32:05,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:05,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,682 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 03:32:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 521 states and 2254 transitions. [2019-12-01 03:32:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 2254 transitions. [2019-12-01 03:32:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:05,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 523 states and 2268 transitions. [2019-12-01 03:32:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 2268 transitions. [2019-12-01 03:32:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:05,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:05,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:05,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 525 states and 2270 transitions. [2019-12-01 03:32:05,895 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 2270 transitions. [2019-12-01 03:32:05,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:05,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:05,919 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 528 states and 2277 transitions. [2019-12-01 03:32:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 2277 transitions. [2019-12-01 03:32:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:06,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 530 states and 2278 transitions. [2019-12-01 03:32:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 2278 transitions. [2019-12-01 03:32:06,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:06,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:32:06,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 531 states and 2278 transitions. [2019-12-01 03:32:06,293 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2278 transitions. [2019-12-01 03:32:06,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:32:06,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:06,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 532 states and 2281 transitions. [2019-12-01 03:32:06,339 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 2281 transitions. [2019-12-01 03:32:06,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:06,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 536 states and 2291 transitions. [2019-12-01 03:32:06,527 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 2291 transitions. [2019-12-01 03:32:06,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 03:32:06,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 538 states and 2292 transitions. [2019-12-01 03:32:06,586 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 2292 transitions. [2019-12-01 03:32:06,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,596 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 03:32:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 539 states and 2293 transitions. [2019-12-01 03:32:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 2293 transitions. [2019-12-01 03:32:06,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 03:32:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 540 states and 2296 transitions. [2019-12-01 03:32:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 2296 transitions. [2019-12-01 03:32:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 541 states and 2298 transitions. [2019-12-01 03:32:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 2298 transitions. [2019-12-01 03:32:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:06,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 543 states and 2312 transitions. [2019-12-01 03:32:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 2312 transitions. [2019-12-01 03:32:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:06,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 545 states and 2314 transitions. [2019-12-01 03:32:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 2314 transitions. [2019-12-01 03:32:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:06,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 547 states and 2316 transitions. [2019-12-01 03:32:07,038 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 2316 transitions. [2019-12-01 03:32:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:32:07,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,047 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 549 states and 2320 transitions. [2019-12-01 03:32:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2320 transitions. [2019-12-01 03:32:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,174 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 550 states and 2316 transitions. [2019-12-01 03:32:07,184 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 2316 transitions. [2019-12-01 03:32:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,192 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 551 states and 2317 transitions. [2019-12-01 03:32:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 2317 transitions. [2019-12-01 03:32:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 553 states and 2331 transitions. [2019-12-01 03:32:07,303 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 2331 transitions. [2019-12-01 03:32:07,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 555 states and 2333 transitions. [2019-12-01 03:32:07,357 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2333 transitions. [2019-12-01 03:32:07,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,382 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 557 states and 2335 transitions. [2019-12-01 03:32:07,406 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 2335 transitions. [2019-12-01 03:32:07,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,416 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:07,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 559 states and 2338 transitions. [2019-12-01 03:32:07,447 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2338 transitions. [2019-12-01 03:32:07,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,457 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 562 states and 2344 transitions. [2019-12-01 03:32:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 2344 transitions. [2019-12-01 03:32:07,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,575 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:07,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 563 states and 2347 transitions. [2019-12-01 03:32:07,678 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 2347 transitions. [2019-12-01 03:32:07,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 03:32:07,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:07,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 565 states and 2351 transitions. [2019-12-01 03:32:07,717 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2351 transitions. [2019-12-01 03:32:07,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:07,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,753 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 567 states and 2354 transitions. [2019-12-01 03:32:07,763 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2354 transitions. [2019-12-01 03:32:07,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:07,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 568 states and 2355 transitions. [2019-12-01 03:32:07,816 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 2355 transitions. [2019-12-01 03:32:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:07,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,825 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:32:07,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 570 states and 2356 transitions. [2019-12-01 03:32:07,846 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 2356 transitions. [2019-12-01 03:32:07,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:07,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,900 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 03:32:07,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 571 states and 2357 transitions. [2019-12-01 03:32:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 2357 transitions. [2019-12-01 03:32:07,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:07,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:07,935 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:07,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:07,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 573 states and 2371 transitions. [2019-12-01 03:32:07,985 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 2371 transitions. [2019-12-01 03:32:07,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:07,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,018 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:08,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 575 states and 2373 transitions. [2019-12-01 03:32:08,042 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 2373 transitions. [2019-12-01 03:32:08,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:08,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 577 states and 2375 transitions. [2019-12-01 03:32:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 2375 transitions. [2019-12-01 03:32:08,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:08,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 579 states and 2378 transitions. [2019-12-01 03:32:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 2378 transitions. [2019-12-01 03:32:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:08,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:08,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 581 states and 2381 transitions. [2019-12-01 03:32:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 2381 transitions. [2019-12-01 03:32:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:08,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,179 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 582 states and 2384 transitions. [2019-12-01 03:32:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 2384 transitions. [2019-12-01 03:32:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:32:08,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:32:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 584 states and 2385 transitions. [2019-12-01 03:32:08,339 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 2385 transitions. [2019-12-01 03:32:08,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:08,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 584 states and 2379 transitions. [2019-12-01 03:32:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 2379 transitions. [2019-12-01 03:32:08,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:08,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 588 states and 2389 transitions. [2019-12-01 03:32:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 2389 transitions. [2019-12-01 03:32:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:08,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:32:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 590 states and 2390 transitions. [2019-12-01 03:32:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 2390 transitions. [2019-12-01 03:32:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:08,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,836 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 03:32:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 591 states and 2390 transitions. [2019-12-01 03:32:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 2390 transitions. [2019-12-01 03:32:08,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:08,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 03:32:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 592 states and 2394 transitions. [2019-12-01 03:32:08,926 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 2394 transitions. [2019-12-01 03:32:08,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:08,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:08,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:08,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 594 states and 2408 transitions. [2019-12-01 03:32:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 2408 transitions. [2019-12-01 03:32:09,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:09,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:09,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 596 states and 2410 transitions. [2019-12-01 03:32:09,059 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 2410 transitions. [2019-12-01 03:32:09,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:09,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,083 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:09,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 598 states and 2412 transitions. [2019-12-01 03:32:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 2412 transitions. [2019-12-01 03:32:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:09,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:09,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 600 states and 2415 transitions. [2019-12-01 03:32:09,145 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 2415 transitions. [2019-12-01 03:32:09,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:09,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:09,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 602 states and 2418 transitions. [2019-12-01 03:32:09,185 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 2418 transitions. [2019-12-01 03:32:09,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:09,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:09,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 602 states and 2414 transitions. [2019-12-01 03:32:09,278 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 2414 transitions. [2019-12-01 03:32:09,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:32:09,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,304 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-01 03:32:09,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 604 states and 2415 transitions. [2019-12-01 03:32:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2415 transitions. [2019-12-01 03:32:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:09,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 606 states and 2417 transitions. [2019-12-01 03:32:09,368 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 2417 transitions. [2019-12-01 03:32:09,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 610 states and 2427 transitions. [2019-12-01 03:32:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 2427 transitions. [2019-12-01 03:32:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:09,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 612 states and 2441 transitions. [2019-12-01 03:32:09,793 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2441 transitions. [2019-12-01 03:32:09,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 614 states and 2443 transitions. [2019-12-01 03:32:09,848 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 2443 transitions. [2019-12-01 03:32:09,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 616 states and 2445 transitions. [2019-12-01 03:32:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2445 transitions. [2019-12-01 03:32:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:09,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 618 states and 2448 transitions. [2019-12-01 03:32:09,935 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 2448 transitions. [2019-12-01 03:32:09,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 620 states and 2451 transitions. [2019-12-01 03:32:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 2451 transitions. [2019-12-01 03:32:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:09,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:09,983 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 620 states and 2447 transitions. [2019-12-01 03:32:10,022 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 2447 transitions. [2019-12-01 03:32:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:32:10,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 03:32:10,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 622 states and 2448 transitions. [2019-12-01 03:32:10,074 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 2448 transitions. [2019-12-01 03:32:10,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 624 states and 2451 transitions. [2019-12-01 03:32:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2451 transitions. [2019-12-01 03:32:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 625 states and 2452 transitions. [2019-12-01 03:32:10,158 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 2452 transitions. [2019-12-01 03:32:10,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,218 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:10,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 627 states and 2454 transitions. [2019-12-01 03:32:10,229 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 2454 transitions. [2019-12-01 03:32:10,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,245 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 637 states and 2478 transitions. [2019-12-01 03:32:10,565 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 2478 transitions. [2019-12-01 03:32:10,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 03:32:10,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 640 states and 2485 transitions. [2019-12-01 03:32:10,678 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 2485 transitions. [2019-12-01 03:32:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:10,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 642 states and 2499 transitions. [2019-12-01 03:32:10,751 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 2499 transitions. [2019-12-01 03:32:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 644 states and 2501 transitions. [2019-12-01 03:32:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 2501 transitions. [2019-12-01 03:32:10,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 646 states and 2503 transitions. [2019-12-01 03:32:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2503 transitions. [2019-12-01 03:32:10,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,878 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 648 states and 2506 transitions. [2019-12-01 03:32:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 2506 transitions. [2019-12-01 03:32:10,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,921 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:10,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 650 states and 2509 transitions. [2019-12-01 03:32:10,960 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2509 transitions. [2019-12-01 03:32:10,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:10,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 650 states and 2505 transitions. [2019-12-01 03:32:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2505 transitions. [2019-12-01 03:32:11,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:32:11,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 03:32:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 651 states and 2505 transitions. [2019-12-01 03:32:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 2505 transitions. [2019-12-01 03:32:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,234 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 653 states and 2508 transitions. [2019-12-01 03:32:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 2508 transitions. [2019-12-01 03:32:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 654 states and 2508 transitions. [2019-12-01 03:32:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 2508 transitions. [2019-12-01 03:32:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,344 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 655 states and 2509 transitions. [2019-12-01 03:32:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 2509 transitions. [2019-12-01 03:32:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:32:11,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 657 states and 2512 transitions. [2019-12-01 03:32:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 2512 transitions. [2019-12-01 03:32:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,404 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 03:32:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 660 states and 2518 transitions. [2019-12-01 03:32:11,434 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 2518 transitions. [2019-12-01 03:32:11,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 03:32:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 662 states and 2519 transitions. [2019-12-01 03:32:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 2519 transitions. [2019-12-01 03:32:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 664 states and 2533 transitions. [2019-12-01 03:32:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 2533 transitions. [2019-12-01 03:32:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 666 states and 2535 transitions. [2019-12-01 03:32:11,643 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 2535 transitions. [2019-12-01 03:32:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,667 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 668 states and 2537 transitions. [2019-12-01 03:32:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 2537 transitions. [2019-12-01 03:32:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,702 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:11,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 670 states and 2540 transitions. [2019-12-01 03:32:11,730 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 2540 transitions. [2019-12-01 03:32:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:11,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 672 states and 2543 transitions. [2019-12-01 03:32:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2543 transitions. [2019-12-01 03:32:11,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:32:11,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,782 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 672 states and 2539 transitions. [2019-12-01 03:32:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2539 transitions. [2019-12-01 03:32:11,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:11,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:32:11,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 674 states and 2543 transitions. [2019-12-01 03:32:11,849 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2543 transitions. [2019-12-01 03:32:11,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:11,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 675 states and 2543 transitions. [2019-12-01 03:32:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 2543 transitions. [2019-12-01 03:32:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:11,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:11,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:11,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 676 states and 2544 transitions. [2019-12-01 03:32:11,966 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 2544 transitions. [2019-12-01 03:32:11,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:11,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 03:32:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 678 states and 2547 transitions. [2019-12-01 03:32:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2547 transitions. [2019-12-01 03:32:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:12,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 680 states and 2550 transitions. [2019-12-01 03:32:12,129 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 2550 transitions. [2019-12-01 03:32:12,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,196 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 03:32:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 682 states and 2551 transitions. [2019-12-01 03:32:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2551 transitions. [2019-12-01 03:32:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:12,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 684 states and 2565 transitions. [2019-12-01 03:32:12,287 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 2565 transitions. [2019-12-01 03:32:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:12,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 686 states and 2567 transitions. [2019-12-01 03:32:12,344 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 2567 transitions. [2019-12-01 03:32:12,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,369 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 688 states and 2569 transitions. [2019-12-01 03:32:12,394 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 2569 transitions. [2019-12-01 03:32:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,404 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 690 states and 2572 transitions. [2019-12-01 03:32:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 2572 transitions. [2019-12-01 03:32:12,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:12,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 692 states and 2575 transitions. [2019-12-01 03:32:12,477 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 2575 transitions. [2019-12-01 03:32:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 03:32:12,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,486 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 692 states and 2571 transitions. [2019-12-01 03:32:12,524 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 2571 transitions. [2019-12-01 03:32:12,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,537 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 03:32:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 694 states and 2575 transitions. [2019-12-01 03:32:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 2575 transitions. [2019-12-01 03:32:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:32:12,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 695 states and 2576 transitions. [2019-12-01 03:32:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 2576 transitions. [2019-12-01 03:32:12,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 03:32:12,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 696 states and 2577 transitions. [2019-12-01 03:32:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 2577 transitions. [2019-12-01 03:32:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:12,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 698 states and 2579 transitions. [2019-12-01 03:32:12,682 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 2579 transitions. [2019-12-01 03:32:12,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 03:32:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 700 states and 2580 transitions. [2019-12-01 03:32:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 2580 transitions. [2019-12-01 03:32:12,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 702 states and 2594 transitions. [2019-12-01 03:32:12,838 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 2594 transitions. [2019-12-01 03:32:12,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 704 states and 2596 transitions. [2019-12-01 03:32:12,896 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 2596 transitions. [2019-12-01 03:32:12,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:12,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 706 states and 2598 transitions. [2019-12-01 03:32:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 2598 transitions. [2019-12-01 03:32:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:12,957 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:12,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:12,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 708 states and 2601 transitions. [2019-12-01 03:32:12,989 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 2601 transitions. [2019-12-01 03:32:12,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:12,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,000 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:13,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 710 states and 2604 transitions. [2019-12-01 03:32:13,032 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 2604 transitions. [2019-12-01 03:32:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 03:32:13,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,042 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:13,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 710 states and 2600 transitions. [2019-12-01 03:32:13,078 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 2600 transitions. [2019-12-01 03:32:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,107 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:13,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 712 states and 2603 transitions. [2019-12-01 03:32:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 2603 transitions. [2019-12-01 03:32:13,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,157 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 03:32:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 713 states and 2604 transitions. [2019-12-01 03:32:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 2604 transitions. [2019-12-01 03:32:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 714 states and 2604 transitions. [2019-12-01 03:32:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 2604 transitions. [2019-12-01 03:32:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 03:32:13,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 716 states and 2606 transitions. [2019-12-01 03:32:13,278 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 2606 transitions. [2019-12-01 03:32:13,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:13,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 718 states and 2620 transitions. [2019-12-01 03:32:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 2620 transitions. [2019-12-01 03:32:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:13,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 720 states and 2622 transitions. [2019-12-01 03:32:13,446 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 2622 transitions. [2019-12-01 03:32:13,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:13,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 722 states and 2624 transitions. [2019-12-01 03:32:13,497 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 2624 transitions. [2019-12-01 03:32:13,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:13,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 724 states and 2627 transitions. [2019-12-01 03:32:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 2627 transitions. [2019-12-01 03:32:13,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,551 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 726 states and 2630 transitions. [2019-12-01 03:32:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 2630 transitions. [2019-12-01 03:32:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 03:32:13,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,593 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 726 states and 2626 transitions. [2019-12-01 03:32:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 2626 transitions. [2019-12-01 03:32:13,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:32:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 727 states and 2626 transitions. [2019-12-01 03:32:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 2626 transitions. [2019-12-01 03:32:13,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 03:32:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 729 states and 2628 transitions. [2019-12-01 03:32:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 2628 transitions. [2019-12-01 03:32:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:13,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 731 states and 2642 transitions. [2019-12-01 03:32:13,801 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 2642 transitions. [2019-12-01 03:32:13,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,836 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 733 states and 2644 transitions. [2019-12-01 03:32:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 2644 transitions. [2019-12-01 03:32:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:13,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 735 states and 2646 transitions. [2019-12-01 03:32:13,914 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 2646 transitions. [2019-12-01 03:32:13,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 737 states and 2649 transitions. [2019-12-01 03:32:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 2649 transitions. [2019-12-01 03:32:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:13,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:13,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 739 states and 2652 transitions. [2019-12-01 03:32:13,998 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2652 transitions. [2019-12-01 03:32:13,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 03:32:13,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,008 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 739 states and 2648 transitions. [2019-12-01 03:32:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2648 transitions. [2019-12-01 03:32:14,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,097 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 03:32:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 741 states and 2651 transitions. [2019-12-01 03:32:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 2651 transitions. [2019-12-01 03:32:14,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 03:32:14,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 742 states and 2651 transitions. [2019-12-01 03:32:14,174 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 2651 transitions. [2019-12-01 03:32:14,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 744 states and 2665 transitions. [2019-12-01 03:32:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 2665 transitions. [2019-12-01 03:32:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:14,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 746 states and 2667 transitions. [2019-12-01 03:32:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 2667 transitions. [2019-12-01 03:32:14,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 748 states and 2669 transitions. [2019-12-01 03:32:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 2669 transitions. [2019-12-01 03:32:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,377 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 750 states and 2672 transitions. [2019-12-01 03:32:14,409 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 2672 transitions. [2019-12-01 03:32:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,420 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:14,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 752 states and 2675 transitions. [2019-12-01 03:32:14,454 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 2675 transitions. [2019-12-01 03:32:14,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:32:14,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,464 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 752 states and 2671 transitions. [2019-12-01 03:32:14,504 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 2671 transitions. [2019-12-01 03:32:14,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:32:14,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,552 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 03:32:14,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 753 states and 2671 transitions. [2019-12-01 03:32:14,563 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 2671 transitions. [2019-12-01 03:32:14,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:32:14,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:14,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 755 states and 2685 transitions. [2019-12-01 03:32:14,644 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 2685 transitions. [2019-12-01 03:32:14,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:32:14,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 757 states and 2687 transitions. [2019-12-01 03:32:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 2687 transitions. [2019-12-01 03:32:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:32:14,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,732 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:14,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 759 states and 2689 transitions. [2019-12-01 03:32:14,760 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2689 transitions. [2019-12-01 03:32:14,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:32:14,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,772 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:14,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 761 states and 2692 transitions. [2019-12-01 03:32:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 2692 transitions. [2019-12-01 03:32:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:32:14,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:14,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 763 states and 2695 transitions. [2019-12-01 03:32:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2695 transitions. [2019-12-01 03:32:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:32:14,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,873 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:14,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 763 states and 2691 transitions. [2019-12-01 03:32:14,917 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2691 transitions. [2019-12-01 03:32:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 03:32:14,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 765 states and 2705 transitions. [2019-12-01 03:32:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2705 transitions. [2019-12-01 03:32:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 03:32:14,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 767 states and 2707 transitions. [2019-12-01 03:32:15,061 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2707 transitions. [2019-12-01 03:32:15,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 03:32:15,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,087 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 769 states and 2709 transitions. [2019-12-01 03:32:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 2709 transitions. [2019-12-01 03:32:15,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 03:32:15,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,126 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:15,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 771 states and 2712 transitions. [2019-12-01 03:32:15,162 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 2712 transitions. [2019-12-01 03:32:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 03:32:15,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,176 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:15,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 773 states and 2715 transitions. [2019-12-01 03:32:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 2715 transitions. [2019-12-01 03:32:15,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 03:32:15,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,222 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:15,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 773 states and 2711 transitions. [2019-12-01 03:32:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 2711 transitions. [2019-12-01 03:32:15,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:32:15,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 775 states and 2725 transitions. [2019-12-01 03:32:15,362 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 2725 transitions. [2019-12-01 03:32:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:32:15,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 777 states and 2727 transitions. [2019-12-01 03:32:15,437 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 2727 transitions. [2019-12-01 03:32:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:32:15,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 779 states and 2729 transitions. [2019-12-01 03:32:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 2729 transitions. [2019-12-01 03:32:15,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:32:15,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,528 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:15,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 781 states and 2732 transitions. [2019-12-01 03:32:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 2732 transitions. [2019-12-01 03:32:15,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:32:15,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,572 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 783 states and 2735 transitions. [2019-12-01 03:32:15,606 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2735 transitions. [2019-12-01 03:32:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:32:15,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,617 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:15,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 783 states and 2731 transitions. [2019-12-01 03:32:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2731 transitions. [2019-12-01 03:32:15,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:32:15,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 785 states and 2745 transitions. [2019-12-01 03:32:15,738 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 2745 transitions. [2019-12-01 03:32:15,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:32:15,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 787 states and 2747 transitions. [2019-12-01 03:32:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 2747 transitions. [2019-12-01 03:32:15,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:32:15,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:15,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 789 states and 2749 transitions. [2019-12-01 03:32:15,857 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 2749 transitions. [2019-12-01 03:32:15,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:32:15,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:15,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 791 states and 2752 transitions. [2019-12-01 03:32:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 2752 transitions. [2019-12-01 03:32:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:32:15,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:15,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:15,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 793 states and 2755 transitions. [2019-12-01 03:32:15,949 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2755 transitions. [2019-12-01 03:32:15,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:32:15,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:15,963 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 793 states and 2751 transitions. [2019-12-01 03:32:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2751 transitions. [2019-12-01 03:32:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:32:16,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 795 states and 2765 transitions. [2019-12-01 03:32:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 2765 transitions. [2019-12-01 03:32:16,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:32:16,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 797 states and 2767 transitions. [2019-12-01 03:32:16,161 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 2767 transitions. [2019-12-01 03:32:16,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:32:16,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 799 states and 2769 transitions. [2019-12-01 03:32:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 2769 transitions. [2019-12-01 03:32:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:32:16,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 801 states and 2772 transitions. [2019-12-01 03:32:16,263 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 2772 transitions. [2019-12-01 03:32:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:32:16,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,276 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:16,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 803 states and 2775 transitions. [2019-12-01 03:32:16,314 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 2775 transitions. [2019-12-01 03:32:16,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:32:16,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,325 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:16,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 803 states and 2771 transitions. [2019-12-01 03:32:16,366 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 2771 transitions. [2019-12-01 03:32:16,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 03:32:16,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 805 states and 2785 transitions. [2019-12-01 03:32:16,463 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 2785 transitions. [2019-12-01 03:32:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 03:32:16,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 807 states and 2787 transitions. [2019-12-01 03:32:16,528 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 2787 transitions. [2019-12-01 03:32:16,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 03:32:16,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 809 states and 2789 transitions. [2019-12-01 03:32:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 2789 transitions. [2019-12-01 03:32:16,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 03:32:16,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,597 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 811 states and 2792 transitions. [2019-12-01 03:32:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2792 transitions. [2019-12-01 03:32:16,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 03:32:16,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,644 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:16,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 813 states and 2795 transitions. [2019-12-01 03:32:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 2795 transitions. [2019-12-01 03:32:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 03:32:16,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 813 states and 2791 transitions. [2019-12-01 03:32:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 2791 transitions. [2019-12-01 03:32:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 03:32:16,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 815 states and 2805 transitions. [2019-12-01 03:32:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 2805 transitions. [2019-12-01 03:32:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 03:32:16,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 817 states and 2807 transitions. [2019-12-01 03:32:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 2807 transitions. [2019-12-01 03:32:16,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 03:32:16,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:16,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 819 states and 2809 transitions. [2019-12-01 03:32:16,940 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 2809 transitions. [2019-12-01 03:32:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 03:32:16,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:16,952 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:16,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:16,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 821 states and 2812 transitions. [2019-12-01 03:32:16,988 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 2812 transitions. [2019-12-01 03:32:16,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 03:32:16,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 823 states and 2815 transitions. [2019-12-01 03:32:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 2815 transitions. [2019-12-01 03:32:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 03:32:17,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:17,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 823 states and 2811 transitions. [2019-12-01 03:32:17,087 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 2811 transitions. [2019-12-01 03:32:17,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:32:17,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 825 states and 2825 transitions. [2019-12-01 03:32:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 2825 transitions. [2019-12-01 03:32:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:32:17,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,207 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 827 states and 2827 transitions. [2019-12-01 03:32:17,236 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 2827 transitions. [2019-12-01 03:32:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:32:17,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,263 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 829 states and 2829 transitions. [2019-12-01 03:32:17,295 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 2829 transitions. [2019-12-01 03:32:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:32:17,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:17,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 831 states and 2832 transitions. [2019-12-01 03:32:17,343 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 2832 transitions. [2019-12-01 03:32:17,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:32:17,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,357 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:17,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 833 states and 2835 transitions. [2019-12-01 03:32:17,393 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 2835 transitions. [2019-12-01 03:32:17,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:32:17,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 833 states and 2831 transitions. [2019-12-01 03:32:17,446 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 2831 transitions. [2019-12-01 03:32:17,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:32:17,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 835 states and 2845 transitions. [2019-12-01 03:32:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 2845 transitions. [2019-12-01 03:32:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:32:17,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 837 states and 2847 transitions. [2019-12-01 03:32:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2847 transitions. [2019-12-01 03:32:17,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:32:17,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,628 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 839 states and 2849 transitions. [2019-12-01 03:32:17,661 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 2849 transitions. [2019-12-01 03:32:17,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:32:17,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,674 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:17,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 841 states and 2852 transitions. [2019-12-01 03:32:17,735 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 2852 transitions. [2019-12-01 03:32:17,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:32:17,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:17,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 843 states and 2855 transitions. [2019-12-01 03:32:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2855 transitions. [2019-12-01 03:32:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:32:17,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,800 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 843 states and 2851 transitions. [2019-12-01 03:32:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2851 transitions. [2019-12-01 03:32:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:32:17,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 845 states and 2865 transitions. [2019-12-01 03:32:17,928 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2865 transitions. [2019-12-01 03:32:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:32:17,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 847 states and 2867 transitions. [2019-12-01 03:32:17,996 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 2867 transitions. [2019-12-01 03:32:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:32:17,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,023 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 849 states and 2869 transitions. [2019-12-01 03:32:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 2869 transitions. [2019-12-01 03:32:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:32:18,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,069 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:18,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 851 states and 2872 transitions. [2019-12-01 03:32:18,107 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2872 transitions. [2019-12-01 03:32:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:32:18,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 853 states and 2875 transitions. [2019-12-01 03:32:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2875 transitions. [2019-12-01 03:32:18,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:32:18,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,169 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:18,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 853 states and 2871 transitions. [2019-12-01 03:32:18,212 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2871 transitions. [2019-12-01 03:32:18,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 03:32:18,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 855 states and 2885 transitions. [2019-12-01 03:32:18,299 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2885 transitions. [2019-12-01 03:32:18,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 03:32:18,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:18,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 857 states and 2887 transitions. [2019-12-01 03:32:18,367 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2887 transitions. [2019-12-01 03:32:18,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 03:32:18,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 859 states and 2889 transitions. [2019-12-01 03:32:18,429 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2889 transitions. [2019-12-01 03:32:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 03:32:18,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 861 states and 2892 transitions. [2019-12-01 03:32:18,478 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 2892 transitions. [2019-12-01 03:32:18,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 03:32:18,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 863 states and 2895 transitions. [2019-12-01 03:32:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 2895 transitions. [2019-12-01 03:32:18,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 03:32:18,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,542 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:18,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 863 states and 2891 transitions. [2019-12-01 03:32:18,584 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 2891 transitions. [2019-12-01 03:32:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:32:18,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 865 states and 2905 transitions. [2019-12-01 03:32:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 2905 transitions. [2019-12-01 03:32:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:32:18,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,722 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 867 states and 2907 transitions. [2019-12-01 03:32:18,754 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2907 transitions. [2019-12-01 03:32:18,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:32:18,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 869 states and 2909 transitions. [2019-12-01 03:32:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2909 transitions. [2019-12-01 03:32:18,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:32:18,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:18,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 871 states and 2912 transitions. [2019-12-01 03:32:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 2912 transitions. [2019-12-01 03:32:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:32:18,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,881 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 873 states and 2915 transitions. [2019-12-01 03:32:18,919 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 2915 transitions. [2019-12-01 03:32:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:32:18,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:18,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 873 states and 2911 transitions. [2019-12-01 03:32:18,973 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 2911 transitions. [2019-12-01 03:32:18,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 03:32:18,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 875 states and 2925 transitions. [2019-12-01 03:32:19,078 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 2925 transitions. [2019-12-01 03:32:19,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 03:32:19,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 877 states and 2927 transitions. [2019-12-01 03:32:19,149 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 2927 transitions. [2019-12-01 03:32:19,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 03:32:19,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 879 states and 2929 transitions. [2019-12-01 03:32:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 2929 transitions. [2019-12-01 03:32:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 03:32:19,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,226 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 881 states and 2932 transitions. [2019-12-01 03:32:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 2932 transitions. [2019-12-01 03:32:19,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 03:32:19,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,277 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:19,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 883 states and 2935 transitions. [2019-12-01 03:32:19,315 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2935 transitions. [2019-12-01 03:32:19,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 03:32:19,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,328 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:19,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 883 states and 2931 transitions. [2019-12-01 03:32:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2931 transitions. [2019-12-01 03:32:19,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 03:32:19,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,400 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 885 states and 2945 transitions. [2019-12-01 03:32:19,458 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 2945 transitions. [2019-12-01 03:32:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 03:32:19,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 887 states and 2947 transitions. [2019-12-01 03:32:19,534 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2947 transitions. [2019-12-01 03:32:19,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 03:32:19,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 889 states and 2949 transitions. [2019-12-01 03:32:19,602 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 2949 transitions. [2019-12-01 03:32:19,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 03:32:19,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:19,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 891 states and 2952 transitions. [2019-12-01 03:32:19,653 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 2952 transitions. [2019-12-01 03:32:19,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 03:32:19,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,667 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 893 states and 2955 transitions. [2019-12-01 03:32:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2955 transitions. [2019-12-01 03:32:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 03:32:19,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:19,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 893 states and 2951 transitions. [2019-12-01 03:32:19,763 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2951 transitions. [2019-12-01 03:32:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:32:19,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 895 states and 2965 transitions. [2019-12-01 03:32:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2965 transitions. [2019-12-01 03:32:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:32:19,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 897 states and 2967 transitions. [2019-12-01 03:32:19,924 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 2967 transitions. [2019-12-01 03:32:19,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:32:19,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:19,957 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 899 states and 2969 transitions. [2019-12-01 03:32:19,993 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2969 transitions. [2019-12-01 03:32:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:32:19,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 901 states and 2972 transitions. [2019-12-01 03:32:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2972 transitions. [2019-12-01 03:32:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:32:20,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,067 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:20,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 903 states and 2975 transitions. [2019-12-01 03:32:20,117 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 2975 transitions. [2019-12-01 03:32:20,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:32:20,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 903 states and 2971 transitions. [2019-12-01 03:32:20,184 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 2971 transitions. [2019-12-01 03:32:20,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 03:32:20,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:20,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 905 states and 2973 transitions. [2019-12-01 03:32:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2973 transitions. [2019-12-01 03:32:20,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 03:32:20,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:20,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 907 states and 2975 transitions. [2019-12-01 03:32:20,357 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 2975 transitions. [2019-12-01 03:32:20,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 03:32:20,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:20,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 909 states and 2978 transitions. [2019-12-01 03:32:20,410 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2978 transitions. [2019-12-01 03:32:20,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 03:32:20,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,425 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 911 states and 2981 transitions. [2019-12-01 03:32:20,466 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2981 transitions. [2019-12-01 03:32:20,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 03:32:20,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,479 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 911 states and 2977 transitions. [2019-12-01 03:32:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2977 transitions. [2019-12-01 03:32:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 03:32:20,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:20,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 913 states and 2979 transitions. [2019-12-01 03:32:20,602 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2979 transitions. [2019-12-01 03:32:20,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 03:32:20,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 915 states and 2981 transitions. [2019-12-01 03:32:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 2981 transitions. [2019-12-01 03:32:20,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 03:32:20,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,689 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:20,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 917 states and 2984 transitions. [2019-12-01 03:32:20,732 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2984 transitions. [2019-12-01 03:32:20,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 03:32:20,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:20,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 919 states and 2987 transitions. [2019-12-01 03:32:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2987 transitions. [2019-12-01 03:32:20,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 03:32:20,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 919 states and 2983 transitions. [2019-12-01 03:32:20,847 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2983 transitions. [2019-12-01 03:32:20,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 03:32:20,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 921 states and 2985 transitions. [2019-12-01 03:32:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2985 transitions. [2019-12-01 03:32:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 03:32:20,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:20,953 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:20,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:20,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 923 states and 2987 transitions. [2019-12-01 03:32:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2987 transitions. [2019-12-01 03:32:20,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 03:32:20,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 925 states and 2990 transitions. [2019-12-01 03:32:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2990 transitions. [2019-12-01 03:32:21,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 03:32:21,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,062 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 927 states and 2993 transitions. [2019-12-01 03:32:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 2993 transitions. [2019-12-01 03:32:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 03:32:21,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:21,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 927 states and 2989 transitions. [2019-12-01 03:32:21,163 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 2989 transitions. [2019-12-01 03:32:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 03:32:21,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:21,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 929 states and 2991 transitions. [2019-12-01 03:32:21,236 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2991 transitions. [2019-12-01 03:32:21,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 03:32:21,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,267 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 931 states and 2993 transitions. [2019-12-01 03:32:21,302 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 2993 transitions. [2019-12-01 03:32:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 03:32:21,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:21,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 933 states and 2996 transitions. [2019-12-01 03:32:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2996 transitions. [2019-12-01 03:32:21,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 03:32:21,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,372 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:21,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 935 states and 2999 transitions. [2019-12-01 03:32:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2999 transitions. [2019-12-01 03:32:21,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 03:32:21,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 935 states and 2995 transitions. [2019-12-01 03:32:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2995 transitions. [2019-12-01 03:32:21,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 03:32:21,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,512 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:21,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 937 states and 2997 transitions. [2019-12-01 03:32:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2997 transitions. [2019-12-01 03:32:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 03:32:21,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,581 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 939 states and 2999 transitions. [2019-12-01 03:32:21,621 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2999 transitions. [2019-12-01 03:32:21,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 03:32:21,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:21,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 941 states and 3002 transitions. [2019-12-01 03:32:21,683 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 3002 transitions. [2019-12-01 03:32:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 03:32:21,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,701 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:21,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 943 states and 3005 transitions. [2019-12-01 03:32:21,747 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 3005 transitions. [2019-12-01 03:32:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 03:32:21,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:21,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 943 states and 3001 transitions. [2019-12-01 03:32:21,805 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 3001 transitions. [2019-12-01 03:32:21,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 03:32:21,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,844 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 945 states and 3005 transitions. [2019-12-01 03:32:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 3005 transitions. [2019-12-01 03:32:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 03:32:21,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 947 states and 3007 transitions. [2019-12-01 03:32:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 3007 transitions. [2019-12-01 03:32:21,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 03:32:21,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 949 states and 3010 transitions. [2019-12-01 03:32:22,010 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 3010 transitions. [2019-12-01 03:32:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 03:32:22,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,025 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:22,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 951 states and 3013 transitions. [2019-12-01 03:32:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 3013 transitions. [2019-12-01 03:32:22,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 03:32:22,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 951 states and 3009 transitions. [2019-12-01 03:32:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 3009 transitions. [2019-12-01 03:32:22,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 03:32:22,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,163 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:22,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 952 states and 3005 transitions. [2019-12-01 03:32:22,188 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 3005 transitions. [2019-12-01 03:32:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 03:32:22,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:22,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 954 states and 3007 transitions. [2019-12-01 03:32:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 3007 transitions. [2019-12-01 03:32:22,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 03:32:22,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:22,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 956 states and 3010 transitions. [2019-12-01 03:32:22,319 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 3010 transitions. [2019-12-01 03:32:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 03:32:22,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,335 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:22,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 958 states and 3013 transitions. [2019-12-01 03:32:22,382 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 3013 transitions. [2019-12-01 03:32:22,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 03:32:22,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 958 states and 3009 transitions. [2019-12-01 03:32:22,440 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 3009 transitions. [2019-12-01 03:32:22,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 03:32:22,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,478 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 960 states and 3012 transitions. [2019-12-01 03:32:22,503 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 3012 transitions. [2019-12-01 03:32:22,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 03:32:22,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,541 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 961 states and 3013 transitions. [2019-12-01 03:32:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 3013 transitions. [2019-12-01 03:32:22,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 03:32:22,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,608 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:22,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 963 states and 3015 transitions. [2019-12-01 03:32:22,670 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 3015 transitions. [2019-12-01 03:32:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 03:32:22,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 965 states and 3018 transitions. [2019-12-01 03:32:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 3018 transitions. [2019-12-01 03:32:22,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 03:32:22,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,744 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:22,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 967 states and 3021 transitions. [2019-12-01 03:32:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 3021 transitions. [2019-12-01 03:32:22,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 03:32:22,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,801 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:22,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 967 states and 3017 transitions. [2019-12-01 03:32:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 3017 transitions. [2019-12-01 03:32:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 03:32:22,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 967 states and 3011 transitions. [2019-12-01 03:32:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 3011 transitions. [2019-12-01 03:32:22,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 03:32:22,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,941 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:22,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 969 states and 3015 transitions. [2019-12-01 03:32:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 3015 transitions. [2019-12-01 03:32:22,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 03:32:22,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:22,995 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:23,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 971 states and 3018 transitions. [2019-12-01 03:32:23,039 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 3018 transitions. [2019-12-01 03:32:23,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 03:32:23,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,055 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:23,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 973 states and 3021 transitions. [2019-12-01 03:32:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 3021 transitions. [2019-12-01 03:32:23,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 03:32:23,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,118 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 973 states and 3017 transitions. [2019-12-01 03:32:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 3017 transitions. [2019-12-01 03:32:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 03:32:23,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:23,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 975 states and 3019 transitions. [2019-12-01 03:32:23,222 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 3019 transitions. [2019-12-01 03:32:23,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 03:32:23,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 983 states and 3036 transitions. [2019-12-01 03:32:23,302 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 3036 transitions. [2019-12-01 03:32:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 03:32:23,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,318 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:23,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 985 states and 3039 transitions. [2019-12-01 03:32:23,364 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 3039 transitions. [2019-12-01 03:32:23,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 03:32:23,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,380 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 985 states and 3035 transitions. [2019-12-01 03:32:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 3035 transitions. [2019-12-01 03:32:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 03:32:23,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,454 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:23,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 987 states and 3038 transitions. [2019-12-01 03:32:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 3038 transitions. [2019-12-01 03:32:23,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 03:32:23,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 988 states and 3039 transitions. [2019-12-01 03:32:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 3039 transitions. [2019-12-01 03:32:23,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 03:32:23,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:23,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 990 states and 3042 transitions. [2019-12-01 03:32:23,603 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 3042 transitions. [2019-12-01 03:32:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 03:32:23,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:23,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 992 states and 3046 transitions. [2019-12-01 03:32:23,662 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 3046 transitions. [2019-12-01 03:32:23,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 03:32:23,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,678 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:23,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 992 states and 3042 transitions. [2019-12-01 03:32:23,721 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 3042 transitions. [2019-12-01 03:32:23,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 03:32:23,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 994 states and 3046 transitions. [2019-12-01 03:32:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 3046 transitions. [2019-12-01 03:32:23,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 03:32:23,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:23,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 995 states and 3046 transitions. [2019-12-01 03:32:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 3046 transitions. [2019-12-01 03:32:23,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 03:32:23,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:32:23,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 996 states and 3047 transitions. [2019-12-01 03:32:23,893 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 3047 transitions. [2019-12-01 03:32:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 03:32:23,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:23,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 998 states and 3050 transitions. [2019-12-01 03:32:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 3050 transitions. [2019-12-01 03:32:23,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 03:32:23,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:24,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 998 states and 3046 transitions. [2019-12-01 03:32:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 3046 transitions. [2019-12-01 03:32:24,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 03:32:24,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:24,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1000 states and 3050 transitions. [2019-12-01 03:32:24,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 3050 transitions. [2019-12-01 03:32:24,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 03:32:24,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:32:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 1001 states and 3051 transitions. [2019-12-01 03:32:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 3051 transitions. [2019-12-01 03:32:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 03:32:24,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 1002 states and 3052 transitions. [2019-12-01 03:32:24,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 3052 transitions. [2019-12-01 03:32:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 03:32:24,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,184 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:24,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1004 states and 3055 transitions. [2019-12-01 03:32:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 3055 transitions. [2019-12-01 03:32:24,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 03:32:24,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 03:32:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 1005 states and 3056 transitions. [2019-12-01 03:32:24,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 3056 transitions. [2019-12-01 03:32:24,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 03:32:24,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,295 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:24,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1007 states and 3058 transitions. [2019-12-01 03:32:24,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 3058 transitions. [2019-12-01 03:32:24,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 03:32:24,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:32:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1009 states and 3060 transitions. [2019-12-01 03:32:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 3060 transitions. [2019-12-01 03:32:24,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 03:32:24,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:24,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 1011 states and 3063 transitions. [2019-12-01 03:32:24,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 3063 transitions. [2019-12-01 03:32:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 03:32:24,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,474 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 1012 states and 3063 transitions. [2019-12-01 03:32:24,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 3063 transitions. [2019-12-01 03:32:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 03:32:24,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:32:24,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 1014 states and 3065 transitions. [2019-12-01 03:32:24,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 3065 transitions. [2019-12-01 03:32:24,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 03:32:24,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,604 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:32:24,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 1016 states and 3068 transitions. [2019-12-01 03:32:24,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 3068 transitions. [2019-12-01 03:32:24,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 03:32:24,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,652 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 03:32:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 1017 states and 3068 transitions. [2019-12-01 03:32:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 3068 transitions. [2019-12-01 03:32:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 03:32:24,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,713 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:32:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 1018 states and 3068 transitions. [2019-12-01 03:32:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 3068 transitions. [2019-12-01 03:32:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 03:32:24,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:32:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:32:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 03:32:24,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:32:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 181 states and 255 transitions. [2019-12-01 03:32:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2019-12-01 03:32:24,823 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 03:32:24,823 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 402 iterations. [2019-12-01 03:32:24,831 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 03:32:25,491 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:32:25,494 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 03:32:25,498 INFO L569 CodeCheckObserver]: Invariant with dag size 22 [2019-12-01 03:32:25,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 03:32:25 ImpRootNode [2019-12-01 03:32:25,500 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 03:32:25,500 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 03:32:25,500 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 03:32:25,500 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 03:32:25,500 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:31:53" (3/4) ... [2019-12-01 03:32:25,503 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 03:32:25,522 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-01 03:32:25,522 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 03:32:25,552 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_05fbdff2-e2e9-4411-a155-e1695ef460d5/bin/ukojak/witness.graphml [2019-12-01 03:32:25,552 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 03:32:25,553 INFO L168 Benchmark]: Toolchain (without parser) took 34235.54 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 931.7 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 49.1 MB. Max. memory is 11.5 GB. [2019-12-01 03:32:25,553 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 03:32:25,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 931.7 MB in the beginning and 997.4 MB in the end (delta: -65.7 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. [2019-12-01 03:32:25,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.39 ms. Allocated memory is still 1.1 GB. Free memory was 997.4 MB in the beginning and 975.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-12-01 03:32:25,554 INFO L168 Benchmark]: Boogie Preprocessor took 83.54 ms. Allocated memory is still 1.1 GB. Free memory was 975.9 MB in the beginning and 959.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-12-01 03:32:25,554 INFO L168 Benchmark]: RCFGBuilder took 1062.69 ms. Allocated memory is still 1.1 GB. Free memory was 959.8 MB in the beginning and 985.0 MB in the end (delta: -25.2 MB). Peak memory consumption was 153.5 MB. Max. memory is 11.5 GB. [2019-12-01 03:32:25,555 INFO L168 Benchmark]: CodeCheck took 32253.23 ms. Allocated memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 985.0 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2019-12-01 03:32:25,555 INFO L168 Benchmark]: Witness Printer took 51.89 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2019-12-01 03:32:25,556 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, 235 locations, 1 error locations. Result: SAFE, OverallTime: 31.5s, OverallIterations: 402, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 16777216 SDtfs, 1092507976 SDslu, 1758958944 SDs, 0 SdLazy, 1901554632 SolverSat, 537001984 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 977.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 477276 GetRequests, 467529 SyntacticMatches, 9421 SemanticMatches, 326 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191054 ImplicationChecksByTransitivity, 16.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 21674 NumberOfCodeBlocks, 21674 NumberOfCodeBlocksAsserted, 401 NumberOfCheckSat, 21273 ConstructedInterpolants, 0 QuantifiedInterpolants, 3079353 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 401 InterpolantComputations, 278 PerfectInterpolantSequences, 7151/7612 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: 1254]: 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: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: q == 0 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((1 <= this_m_delta && this_m_conn_data_listener == 0) && q == 2) && 0 == this_m_conn) || (((q == 4 && 1 <= this_m_conn) && 1 <= this_m_delta) && this_m_conn_data_listener == 0)) || (((q == 3 && 1 <= this_m_conn) && 1 <= this_m_delta) && 1 <= this_m_conn_data_listener)) || q == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 693.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 931.7 MB in the beginning and 997.4 MB in the end (delta: -65.7 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.39 ms. Allocated memory is still 1.1 GB. Free memory was 997.4 MB in the beginning and 975.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 83.54 ms. Allocated memory is still 1.1 GB. Free memory was 975.9 MB in the beginning and 959.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1062.69 ms. Allocated memory is still 1.1 GB. Free memory was 959.8 MB in the beginning and 985.0 MB in the end (delta: -25.2 MB). Peak memory consumption was 153.5 MB. Max. memory is 11.5 GB. * CodeCheck took 32253.23 ms. Allocated memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 985.0 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 51.89 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...