./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f984bd5abbd4adc0ae4b2416fd7142c889297d5b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:55:37,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:55:37,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:55:37,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:55:37,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:55:37,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:55:37,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:55:37,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:55:37,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:55:37,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:55:37,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:55:37,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:55:37,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:55:37,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:55:37,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:55:37,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:55:37,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:55:37,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:55:37,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:55:37,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:55:37,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:55:37,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:55:37,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:55:37,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:55:37,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:55:37,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:55:37,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:55:37,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:55:37,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:55:37,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:55:37,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:55:37,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:55:37,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:55:37,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:55:37,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:55:37,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:55:37,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:55:37,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:55:37,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:55:37,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:55:37,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:55:37,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:55:37,247 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:55:37,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:55:37,249 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:55:37,249 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:55:37,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:55:37,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:55:37,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:55:37,251 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:55:37,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:55:37,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:55:37,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:55:37,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:55:37,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:55:37,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:55:37,253 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:55:37,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:55:37,254 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:55:37,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:55:37,254 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:55:37,254 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:55:37,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:55:37,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:55:37,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:55:37,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:55:37,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:55:37,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:55:37,256 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:55:37,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:55:37,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:55:37,257 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f984bd5abbd4adc0ae4b2416fd7142c889297d5b [2020-11-30 00:55:37,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:55:37,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:55:37,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:55:37,567 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:55:37,568 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:55:37,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2020-11-30 00:55:37,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/data/832df2b1c/15cebf6aa9f44510b173283651695f73/FLAGb64bf4fb3 [2020-11-30 00:55:38,451 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:55:38,452 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2020-11-30 00:55:38,478 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/data/832df2b1c/15cebf6aa9f44510b173283651695f73/FLAGb64bf4fb3 [2020-11-30 00:55:38,565 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/data/832df2b1c/15cebf6aa9f44510b173283651695f73 [2020-11-30 00:55:38,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:55:38,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:55:38,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:55:38,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:55:38,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:55:38,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:55:38" (1/1) ... [2020-11-30 00:55:38,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7da68f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:38, skipping insertion in model container [2020-11-30 00:55:38,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:55:38" (1/1) ... [2020-11-30 00:55:38,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:55:38,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:55:39,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:55:39,505 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:55:39,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:55:39,929 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:55:39,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39 WrapperNode [2020-11-30 00:55:39,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:55:39,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:55:39,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:55:39,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:55:39,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:55:40,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:55:40,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:55:40,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:55:40,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... [2020-11-30 00:55:40,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:55:40,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:55:40,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:55:40,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:55:40,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:55:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/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 [2020-11-30 00:55:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:55:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:55:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:55:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:55:42,620 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:55:42,620 INFO L298 CfgBuilder]: Removed 27 assume(true) statements. [2020-11-30 00:55:42,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:55:42 BoogieIcfgContainer [2020-11-30 00:55:42,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:55:42,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:55:42,627 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:55:42,638 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:55:42,639 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:55:42" (1/1) ... [2020-11-30 00:55:42,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:55:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:42,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 235 states and 463 transitions. [2020-11-30 00:55:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 463 transitions. [2020-11-30 00:55:42,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:55:42,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:42,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:42,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 235 states and 421 transitions. [2020-11-30 00:55:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 421 transitions. [2020-11-30 00:55:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 00:55:42,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 483 transitions. [2020-11-30 00:55:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 483 transitions. [2020-11-30 00:55:43,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 00:55:43,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:43,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 238 states and 482 transitions. [2020-11-30 00:55:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 482 transitions. [2020-11-30 00:55:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-30 00:55:43,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:43,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:43,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 241 states and 544 transitions. [2020-11-30 00:55:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 544 transitions. [2020-11-30 00:55:43,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:55:43,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:44,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:44,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:44,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 250 states and 620 transitions. [2020-11-30 00:55:44,263 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 620 transitions. [2020-11-30 00:55:44,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:55:44,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:44,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 251 states and 620 transitions. [2020-11-30 00:55:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 620 transitions. [2020-11-30 00:55:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:55:44,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:44,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 261 states and 700 transitions. [2020-11-30 00:55:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 700 transitions. [2020-11-30 00:55:44,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 00:55:44,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:44,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 264 states and 704 transitions. [2020-11-30 00:55:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 704 transitions. [2020-11-30 00:55:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:55:44,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 269 states and 712 transitions. [2020-11-30 00:55:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 712 transitions. [2020-11-30 00:55:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:55:45,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:45,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:45,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 273 states and 776 transitions. [2020-11-30 00:55:45,726 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 776 transitions. [2020-11-30 00:55:45,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:55:45,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:45,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:55:46,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 286 states and 824 transitions. [2020-11-30 00:55:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 824 transitions. [2020-11-30 00:55:46,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:55:46,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 286 states and 822 transitions. [2020-11-30 00:55:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 822 transitions. [2020-11-30 00:55:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 00:55:46,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:46,976 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:47,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 287 states and 825 transitions. [2020-11-30 00:55:47,107 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 825 transitions. [2020-11-30 00:55:47,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 00:55:47,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:47,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 290 states and 935 transitions. [2020-11-30 00:55:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 935 transitions. [2020-11-30 00:55:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:55:47,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 00:55:47,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 291 states and 936 transitions. [2020-11-30 00:55:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 936 transitions. [2020-11-30 00:55:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:55:47,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:47,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:47,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 292 states and 939 transitions. [2020-11-30 00:55:47,729 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 939 transitions. [2020-11-30 00:55:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:55:47,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:47,758 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:47,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 293 states and 940 transitions. [2020-11-30 00:55:47,778 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 940 transitions. [2020-11-30 00:55:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:55:47,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:47,813 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:47,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 294 states and 941 transitions. [2020-11-30 00:55:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 941 transitions. [2020-11-30 00:55:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:55:47,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:47,898 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 00:55:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 295 states and 943 transitions. [2020-11-30 00:55:48,002 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 943 transitions. [2020-11-30 00:55:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:55:48,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:48,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 296 states and 944 transitions. [2020-11-30 00:55:48,162 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 944 transitions. [2020-11-30 00:55:48,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:55:48,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,187 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:48,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 297 states and 946 transitions. [2020-11-30 00:55:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 946 transitions. [2020-11-30 00:55:48,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 00:55:48,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:48,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 301 states and 956 transitions. [2020-11-30 00:55:48,585 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 956 transitions. [2020-11-30 00:55:48,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 00:55:48,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,619 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:55:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 303 states and 957 transitions. [2020-11-30 00:55:48,660 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 957 transitions. [2020-11-30 00:55:48,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 00:55:48,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:48,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 304 states and 958 transitions. [2020-11-30 00:55:48,727 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 958 transitions. [2020-11-30 00:55:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 00:55:48,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:48,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 305 states and 957 transitions. [2020-11-30 00:55:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 957 transitions. [2020-11-30 00:55:48,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 00:55:48,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:55:48,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 307 states and 958 transitions. [2020-11-30 00:55:48,834 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 958 transitions. [2020-11-30 00:55:48,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 00:55:48,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 00:55:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 308 states and 958 transitions. [2020-11-30 00:55:48,883 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 958 transitions. [2020-11-30 00:55:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 00:55:48,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,910 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:48,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 309 states and 960 transitions. [2020-11-30 00:55:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 960 transitions. [2020-11-30 00:55:48,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-30 00:55:48,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,966 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:48,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 311 states and 963 transitions. [2020-11-30 00:55:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 963 transitions. [2020-11-30 00:55:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-30 00:55:48,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 312 states and 964 transitions. [2020-11-30 00:55:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 964 transitions. [2020-11-30 00:55:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-30 00:55:49,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:49,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 312 states and 961 transitions. [2020-11-30 00:55:49,052 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 961 transitions. [2020-11-30 00:55:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-30 00:55:49,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:49,080 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:55:49,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 315 states and 967 transitions. [2020-11-30 00:55:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 967 transitions. [2020-11-30 00:55:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-30 00:55:49,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:55:49,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:49,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 317 states and 970 transitions. [2020-11-30 00:55:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 970 transitions. [2020-11-30 00:55:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-30 00:55:49,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 321 states and 1033 transitions. [2020-11-30 00:55:49,883 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1033 transitions. [2020-11-30 00:55:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-30 00:55:49,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:49,904 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:50,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 325 states and 1043 transitions. [2020-11-30 00:55:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1043 transitions. [2020-11-30 00:55:50,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-30 00:55:50,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 327 states and 1047 transitions. [2020-11-30 00:55:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 1047 transitions. [2020-11-30 00:55:50,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-30 00:55:50,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 329 states and 1048 transitions. [2020-11-30 00:55:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1048 transitions. [2020-11-30 00:55:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:55:50,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:55:50,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 331 states and 1052 transitions. [2020-11-30 00:55:50,271 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1052 transitions. [2020-11-30 00:55:50,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:55:50,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:55:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 332 states and 1053 transitions. [2020-11-30 00:55:50,322 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1053 transitions. [2020-11-30 00:55:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:55:50,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,341 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 334 states and 1057 transitions. [2020-11-30 00:55:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1057 transitions. [2020-11-30 00:55:50,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:55:50,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 336 states and 1059 transitions. [2020-11-30 00:55:50,406 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1059 transitions. [2020-11-30 00:55:50,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:55:50,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:50,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 346 states and 1184 transitions. [2020-11-30 00:55:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1184 transitions. [2020-11-30 00:55:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:55:50,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:50,977 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:55:50,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 348 states and 1185 transitions. [2020-11-30 00:55:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1185 transitions. [2020-11-30 00:55:51,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:55:51,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:51,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:51,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:51,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 350 states and 1190 transitions. [2020-11-30 00:55:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1190 transitions. [2020-11-30 00:55:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:55:51,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:51,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:51,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 352 states and 1193 transitions. [2020-11-30 00:55:51,092 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 1193 transitions. [2020-11-30 00:55:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:55:51,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:55:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 353 states and 1194 transitions. [2020-11-30 00:55:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1194 transitions. [2020-11-30 00:55:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:55:51,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:51,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 354 states and 1197 transitions. [2020-11-30 00:55:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1197 transitions. [2020-11-30 00:55:51,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:55:51,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:51,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:51,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 355 states and 1198 transitions. [2020-11-30 00:55:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1198 transitions. [2020-11-30 00:55:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:55:51,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:51,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 367 states and 1333 transitions. [2020-11-30 00:55:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1333 transitions. [2020-11-30 00:55:51,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 00:55:51,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:52,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 372 states and 1396 transitions. [2020-11-30 00:55:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 1396 transitions. [2020-11-30 00:55:52,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 00:55:52,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:52,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:52,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 373 states and 1398 transitions. [2020-11-30 00:55:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1398 transitions. [2020-11-30 00:55:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 00:55:52,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:52,752 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:52,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 374 states and 1398 transitions. [2020-11-30 00:55:52,779 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1398 transitions. [2020-11-30 00:55:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 00:55:52,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:52,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 377 states and 1403 transitions. [2020-11-30 00:55:52,825 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 1403 transitions. [2020-11-30 00:55:52,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 00:55:52,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:52,858 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:55:52,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:52,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 379 states and 1406 transitions. [2020-11-30 00:55:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1406 transitions. [2020-11-30 00:55:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 00:55:52,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:53,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:53,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 384 states and 1470 transitions. [2020-11-30 00:55:53,655 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1470 transitions. [2020-11-30 00:55:53,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 00:55:53,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:53,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:53,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 390 states and 1482 transitions. [2020-11-30 00:55:53,716 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1482 transitions. [2020-11-30 00:55:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 00:55:53,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:53,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:55:53,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:53,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 392 states and 1484 transitions. [2020-11-30 00:55:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 1484 transitions. [2020-11-30 00:55:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 00:55:53,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:53,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:53,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:53,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 397 states and 1492 transitions. [2020-11-30 00:55:53,912 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1492 transitions. [2020-11-30 00:55:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 00:55:53,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:53,971 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:54,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:54,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 398 states and 1496 transitions. [2020-11-30 00:55:54,085 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1496 transitions. [2020-11-30 00:55:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:55:54,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:55:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 400 states and 1499 transitions. [2020-11-30 00:55:54,123 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 1499 transitions. [2020-11-30 00:55:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:55:54,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 408 states and 1515 transitions. [2020-11-30 00:55:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1515 transitions. [2020-11-30 00:55:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:55:54,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:54,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:55:54,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 409 states and 1516 transitions. [2020-11-30 00:55:54,241 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1516 transitions. [2020-11-30 00:55:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:55:54,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:54,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:55,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:55,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 423 states and 1655 transitions. [2020-11-30 00:55:55,773 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1655 transitions. [2020-11-30 00:55:55,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-30 00:55:55,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:55,792 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 423 states and 1653 transitions. [2020-11-30 00:55:55,941 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1653 transitions. [2020-11-30 00:55:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 00:55:55,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:55:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 424 states and 1653 transitions. [2020-11-30 00:55:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1653 transitions. [2020-11-30 00:55:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 00:55:55,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:56,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 427 states and 1658 transitions. [2020-11-30 00:55:56,028 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1658 transitions. [2020-11-30 00:55:56,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 00:55:56,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:56,155 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:56,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 433 states and 1723 transitions. [2020-11-30 00:55:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1723 transitions. [2020-11-30 00:55:56,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-30 00:55:56,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:56,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 435 states and 1736 transitions. [2020-11-30 00:55:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1736 transitions. [2020-11-30 00:55:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-30 00:55:56,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:56,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 440 states and 1744 transitions. [2020-11-30 00:55:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1744 transitions. [2020-11-30 00:55:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-30 00:55:56,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:57,009 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:57,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 441 states and 1749 transitions. [2020-11-30 00:55:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1749 transitions. [2020-11-30 00:55:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-30 00:55:57,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:57,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 443 states and 1762 transitions. [2020-11-30 00:55:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1762 transitions. [2020-11-30 00:55:57,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-30 00:55:57,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:55:58,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:58,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 459 states and 1819 transitions. [2020-11-30 00:55:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1819 transitions. [2020-11-30 00:55:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-30 00:55:58,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:58,913 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:55:59,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 459 states and 1818 transitions. [2020-11-30 00:55:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1818 transitions. [2020-11-30 00:55:59,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-30 00:55:59,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:59,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 461 states and 1831 transitions. [2020-11-30 00:55:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1831 transitions. [2020-11-30 00:55:59,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-30 00:55:59,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,296 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 462 states and 1832 transitions. [2020-11-30 00:55:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1832 transitions. [2020-11-30 00:55:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 00:55:59,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 464 states and 1845 transitions. [2020-11-30 00:55:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1845 transitions. [2020-11-30 00:55:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 00:55:59,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,613 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:55:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 465 states and 1845 transitions. [2020-11-30 00:55:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1845 transitions. [2020-11-30 00:55:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 00:55:59,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,653 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-30 00:55:59,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 466 states and 1846 transitions. [2020-11-30 00:55:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1846 transitions. [2020-11-30 00:55:59,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 00:55:59,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,696 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:55:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 467 states and 1847 transitions. [2020-11-30 00:55:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1847 transitions. [2020-11-30 00:55:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 00:55:59,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:55:59,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:55:59,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 469 states and 1860 transitions. [2020-11-30 00:55:59,848 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1860 transitions. [2020-11-30 00:55:59,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 00:55:59,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:55:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:55:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:00,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 472 states and 1868 transitions. [2020-11-30 00:56:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1868 transitions. [2020-11-30 00:56:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 00:56:00,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 00:56:00,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:00,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 473 states and 1868 transitions. [2020-11-30 00:56:00,457 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1868 transitions. [2020-11-30 00:56:00,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 00:56:00,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-30 00:56:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 474 states and 1869 transitions. [2020-11-30 00:56:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1869 transitions. [2020-11-30 00:56:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 00:56:00,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:00,527 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:01,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:01,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 479 states and 1938 transitions. [2020-11-30 00:56:01,305 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1938 transitions. [2020-11-30 00:56:01,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 00:56:01,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:01,325 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:02,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 483 states and 2010 transitions. [2020-11-30 00:56:02,499 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 2010 transitions. [2020-11-30 00:56:02,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 00:56:02,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:02,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 485 states and 2025 transitions. [2020-11-30 00:56:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 2025 transitions. [2020-11-30 00:56:02,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 00:56:02,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:02,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 487 states and 2028 transitions. [2020-11-30 00:56:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 2028 transitions. [2020-11-30 00:56:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 00:56:02,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:04,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 499 states and 2117 transitions. [2020-11-30 00:56:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 2117 transitions. [2020-11-30 00:56:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 00:56:04,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:04,226 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:04,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 500 states and 2119 transitions. [2020-11-30 00:56:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 2119 transitions. [2020-11-30 00:56:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 00:56:04,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:56:04,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 501 states and 2120 transitions. [2020-11-30 00:56:04,942 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 2120 transitions. [2020-11-30 00:56:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 00:56:04,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:05,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 503 states and 2136 transitions. [2020-11-30 00:56:05,078 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 2136 transitions. [2020-11-30 00:56:05,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 00:56:05,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:05,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 505 states and 2139 transitions. [2020-11-30 00:56:05,162 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 2139 transitions. [2020-11-30 00:56:05,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 00:56:05,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:05,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:05,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 513 states and 2152 transitions. [2020-11-30 00:56:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 2152 transitions. [2020-11-30 00:56:05,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 00:56:05,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:05,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 514 states and 2153 transitions. [2020-11-30 00:56:05,752 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 2153 transitions. [2020-11-30 00:56:05,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 00:56:05,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:05,775 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 515 states and 2154 transitions. [2020-11-30 00:56:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 2154 transitions. [2020-11-30 00:56:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:05,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:05,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 516 states and 2154 transitions. [2020-11-30 00:56:05,843 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 2154 transitions. [2020-11-30 00:56:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:05,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:56:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 517 states and 2155 transitions. [2020-11-30 00:56:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 2155 transitions. [2020-11-30 00:56:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:05,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 00:56:06,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 518 states and 2156 transitions. [2020-11-30 00:56:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 2156 transitions. [2020-11-30 00:56:06,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:06,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:06,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:06,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 520 states and 2172 transitions. [2020-11-30 00:56:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 2172 transitions. [2020-11-30 00:56:06,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:06,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:06,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 522 states and 2175 transitions. [2020-11-30 00:56:06,221 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 2175 transitions. [2020-11-30 00:56:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:06,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 524 states and 2176 transitions. [2020-11-30 00:56:06,381 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 2176 transitions. [2020-11-30 00:56:06,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:06,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:56:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:06,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 525 states and 2176 transitions. [2020-11-30 00:56:06,419 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 2176 transitions. [2020-11-30 00:56:06,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 00:56:06,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:06,443 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:06,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 526 states and 2178 transitions. [2020-11-30 00:56:06,469 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 2178 transitions. [2020-11-30 00:56:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:06,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:06,491 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 530 states and 2188 transitions. [2020-11-30 00:56:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 2188 transitions. [2020-11-30 00:56:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:07,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:07,379 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 532 states and 2189 transitions. [2020-11-30 00:56:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 2189 transitions. [2020-11-30 00:56:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:07,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:07,533 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-30 00:56:07,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:07,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 533 states and 2189 transitions. [2020-11-30 00:56:07,601 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2189 transitions. [2020-11-30 00:56:07,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:07,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 00:56:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:07,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 534 states and 2190 transitions. [2020-11-30 00:56:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 2190 transitions. [2020-11-30 00:56:07,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:07,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:08,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:08,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 535 states and 2192 transitions. [2020-11-30 00:56:08,117 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 2192 transitions. [2020-11-30 00:56:08,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:08,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:08,150 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 537 states and 2208 transitions. [2020-11-30 00:56:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2208 transitions. [2020-11-30 00:56:08,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:08,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:08,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 539 states and 2211 transitions. [2020-11-30 00:56:08,334 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 2211 transitions. [2020-11-30 00:56:08,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-30 00:56:08,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 541 states and 2214 transitions. [2020-11-30 00:56:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 2214 transitions. [2020-11-30 00:56:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:08,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:08,906 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 542 states and 2210 transitions. [2020-11-30 00:56:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 2210 transitions. [2020-11-30 00:56:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:08,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:09,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 543 states and 2211 transitions. [2020-11-30 00:56:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 2211 transitions. [2020-11-30 00:56:09,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:09,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:09,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 545 states and 2227 transitions. [2020-11-30 00:56:09,209 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 2227 transitions. [2020-11-30 00:56:09,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:09,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:09,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 547 states and 2230 transitions. [2020-11-30 00:56:09,323 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 2230 transitions. [2020-11-30 00:56:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:09,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:09,349 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:09,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:09,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 549 states and 2232 transitions. [2020-11-30 00:56:09,526 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2232 transitions. [2020-11-30 00:56:09,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:09,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:09,742 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:11,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:11,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 563 states and 2371 transitions. [2020-11-30 00:56:11,966 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 2371 transitions. [2020-11-30 00:56:11,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:11,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 564 states and 2372 transitions. [2020-11-30 00:56:12,403 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 2372 transitions. [2020-11-30 00:56:12,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 00:56:12,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:12,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:12,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 566 states and 2375 transitions. [2020-11-30 00:56:12,614 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 2375 transitions. [2020-11-30 00:56:12,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:12,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:12,636 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:12,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:12,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 568 states and 2378 transitions. [2020-11-30 00:56:12,682 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 2378 transitions. [2020-11-30 00:56:12,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:12,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:12,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 569 states and 2379 transitions. [2020-11-30 00:56:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 2379 transitions. [2020-11-30 00:56:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:12,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:13,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 578 states and 2394 transitions. [2020-11-30 00:56:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 2394 transitions. [2020-11-30 00:56:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:13,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:13,128 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 00:56:13,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:13,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 579 states and 2395 transitions. [2020-11-30 00:56:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 2395 transitions. [2020-11-30 00:56:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:13,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:13,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 581 states and 2412 transitions. [2020-11-30 00:56:13,364 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 2412 transitions. [2020-11-30 00:56:13,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:13,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:13,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 583 states and 2415 transitions. [2020-11-30 00:56:13,470 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 2415 transitions. [2020-11-30 00:56:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:13,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 585 states and 2417 transitions. [2020-11-30 00:56:13,658 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 2417 transitions. [2020-11-30 00:56:13,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:13,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:13,682 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:13,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 587 states and 2419 transitions. [2020-11-30 00:56:13,788 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 2419 transitions. [2020-11-30 00:56:13,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:13,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:14,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 588 states and 2420 transitions. [2020-11-30 00:56:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 2420 transitions. [2020-11-30 00:56:14,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-30 00:56:14,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:17,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 604 states and 2477 transitions. [2020-11-30 00:56:17,003 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2477 transitions. [2020-11-30 00:56:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:17,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 604 states and 2471 transitions. [2020-11-30 00:56:17,083 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2471 transitions. [2020-11-30 00:56:17,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,105 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:17,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 606 states and 2472 transitions. [2020-11-30 00:56:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 2472 transitions. [2020-11-30 00:56:17,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,269 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-30 00:56:17,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 607 states and 2472 transitions. [2020-11-30 00:56:17,287 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 2472 transitions. [2020-11-30 00:56:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,313 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 00:56:17,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 608 states and 2474 transitions. [2020-11-30 00:56:17,341 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 2474 transitions. [2020-11-30 00:56:17,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:17,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 610 states and 2491 transitions. [2020-11-30 00:56:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 2491 transitions. [2020-11-30 00:56:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 612 states and 2494 transitions. [2020-11-30 00:56:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2494 transitions. [2020-11-30 00:56:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:17,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 614 states and 2496 transitions. [2020-11-30 00:56:17,753 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 2496 transitions. [2020-11-30 00:56:17,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,773 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:17,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:17,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 616 states and 2498 transitions. [2020-11-30 00:56:17,912 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2498 transitions. [2020-11-30 00:56:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:17,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:18,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 616 states and 2496 transitions. [2020-11-30 00:56:18,423 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2496 transitions. [2020-11-30 00:56:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:18,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:18,448 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:56:18,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:18,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 616 states and 2495 transitions. [2020-11-30 00:56:18,699 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2495 transitions. [2020-11-30 00:56:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 00:56:18,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:18,721 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:18,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:18,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 618 states and 2496 transitions. [2020-11-30 00:56:18,973 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 2496 transitions. [2020-11-30 00:56:18,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-30 00:56:18,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:19,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:19,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 620 states and 2513 transitions. [2020-11-30 00:56:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 2513 transitions. [2020-11-30 00:56:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-30 00:56:19,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:19,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 622 states and 2516 transitions. [2020-11-30 00:56:19,276 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 2516 transitions. [2020-11-30 00:56:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-30 00:56:19,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:19,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 624 states and 2518 transitions. [2020-11-30 00:56:19,461 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2518 transitions. [2020-11-30 00:56:19,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-30 00:56:19,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:19,487 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 626 states and 2520 transitions. [2020-11-30 00:56:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 2520 transitions. [2020-11-30 00:56:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-30 00:56:19,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:19,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:19,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 626 states and 2518 transitions. [2020-11-30 00:56:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 2518 transitions. [2020-11-30 00:56:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-30 00:56:19,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 628 states and 2519 transitions. [2020-11-30 00:56:20,033 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 2519 transitions. [2020-11-30 00:56:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-30 00:56:20,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:20,053 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:56:20,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 631 states and 2524 transitions. [2020-11-30 00:56:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 2524 transitions. [2020-11-30 00:56:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-30 00:56:20,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:56:21,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:21,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 646 states and 2628 transitions. [2020-11-30 00:56:21,316 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2628 transitions. [2020-11-30 00:56:21,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-30 00:56:21,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:21,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 648 states and 2646 transitions. [2020-11-30 00:56:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 2646 transitions. [2020-11-30 00:56:21,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-30 00:56:21,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:21,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 650 states and 2649 transitions. [2020-11-30 00:56:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 2649 transitions. [2020-11-30 00:56:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-30 00:56:21,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:21,568 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 652 states and 2651 transitions. [2020-11-30 00:56:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 2651 transitions. [2020-11-30 00:56:21,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-30 00:56:21,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 654 states and 2653 transitions. [2020-11-30 00:56:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 2653 transitions. [2020-11-30 00:56:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-30 00:56:21,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:21,894 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:21,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 654 states and 2651 transitions. [2020-11-30 00:56:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 2651 transitions. [2020-11-30 00:56:21,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:21,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:21,999 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:56:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 656 states and 2653 transitions. [2020-11-30 00:56:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 2653 transitions. [2020-11-30 00:56:22,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:22,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 00:56:22,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 659 states and 2658 transitions. [2020-11-30 00:56:22,168 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 2658 transitions. [2020-11-30 00:56:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:22,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 00:56:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 661 states and 2659 transitions. [2020-11-30 00:56:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 2659 transitions. [2020-11-30 00:56:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:22,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:22,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 663 states and 2677 transitions. [2020-11-30 00:56:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 2677 transitions. [2020-11-30 00:56:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:22,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 665 states and 2680 transitions. [2020-11-30 00:56:22,468 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 2680 transitions. [2020-11-30 00:56:22,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:22,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 667 states and 2682 transitions. [2020-11-30 00:56:22,646 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 2682 transitions. [2020-11-30 00:56:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:22,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:22,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 669 states and 2684 transitions. [2020-11-30 00:56:22,765 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 2684 transitions. [2020-11-30 00:56:22,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 00:56:22,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 669 states and 2682 transitions. [2020-11-30 00:56:22,949 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 2682 transitions. [2020-11-30 00:56:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:22,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:22,974 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:56:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 671 states and 2685 transitions. [2020-11-30 00:56:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 2685 transitions. [2020-11-30 00:56:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:23,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:56:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:23,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 672 states and 2685 transitions. [2020-11-30 00:56:23,066 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2685 transitions. [2020-11-30 00:56:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:23,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 00:56:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 674 states and 2687 transitions. [2020-11-30 00:56:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2687 transitions. [2020-11-30 00:56:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:23,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:23,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 676 states and 2690 transitions. [2020-11-30 00:56:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 2690 transitions. [2020-11-30 00:56:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:23,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:23,821 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-30 00:56:23,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:23,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 678 states and 2691 transitions. [2020-11-30 00:56:23,851 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 2691 transitions. [2020-11-30 00:56:23,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:23,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:24,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 680 states and 2709 transitions. [2020-11-30 00:56:24,069 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 2709 transitions. [2020-11-30 00:56:24,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:24,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:24,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 682 states and 2712 transitions. [2020-11-30 00:56:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2712 transitions. [2020-11-30 00:56:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:24,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:24,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 684 states and 2714 transitions. [2020-11-30 00:56:24,396 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 2714 transitions. [2020-11-30 00:56:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:24,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,414 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:24,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 686 states and 2716 transitions. [2020-11-30 00:56:24,514 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 2716 transitions. [2020-11-30 00:56:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-30 00:56:24,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 686 states and 2714 transitions. [2020-11-30 00:56:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 2714 transitions. [2020-11-30 00:56:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:24,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 00:56:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 688 states and 2717 transitions. [2020-11-30 00:56:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 2717 transitions. [2020-11-30 00:56:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:24,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,829 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 00:56:24,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 689 states and 2717 transitions. [2020-11-30 00:56:24,851 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 2717 transitions. [2020-11-30 00:56:24,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:24,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,867 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 00:56:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 690 states and 2717 transitions. [2020-11-30 00:56:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 2717 transitions. [2020-11-30 00:56:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:24,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:24,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 692 states and 2719 transitions. [2020-11-30 00:56:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 2719 transitions. [2020-11-30 00:56:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:24,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-11-30 00:56:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:24,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 694 states and 2720 transitions. [2020-11-30 00:56:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 2720 transitions. [2020-11-30 00:56:24,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:24,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 696 states and 2738 transitions. [2020-11-30 00:56:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 2738 transitions. [2020-11-30 00:56:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:25,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:25,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 698 states and 2741 transitions. [2020-11-30 00:56:25,288 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 2741 transitions. [2020-11-30 00:56:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:25,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:25,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 700 states and 2743 transitions. [2020-11-30 00:56:25,475 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 2743 transitions. [2020-11-30 00:56:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:25,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,494 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:25,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 702 states and 2745 transitions. [2020-11-30 00:56:25,628 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 2745 transitions. [2020-11-30 00:56:25,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-30 00:56:25,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,650 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 702 states and 2743 transitions. [2020-11-30 00:56:25,805 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 2743 transitions. [2020-11-30 00:56:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:25,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 704 states and 2746 transitions. [2020-11-30 00:56:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 2746 transitions. [2020-11-30 00:56:25,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:25,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 00:56:25,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 705 states and 2746 transitions. [2020-11-30 00:56:25,923 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 2746 transitions. [2020-11-30 00:56:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:25,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:25,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 706 states and 2746 transitions. [2020-11-30 00:56:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 2746 transitions. [2020-11-30 00:56:25,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:25,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:25,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 00:56:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 708 states and 2748 transitions. [2020-11-30 00:56:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 2748 transitions. [2020-11-30 00:56:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:26,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 710 states and 2766 transitions. [2020-11-30 00:56:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 2766 transitions. [2020-11-30 00:56:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:26,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:26,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 712 states and 2769 transitions. [2020-11-30 00:56:26,313 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 2769 transitions. [2020-11-30 00:56:26,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:26,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,337 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:26,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 714 states and 2771 transitions. [2020-11-30 00:56:26,495 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 2771 transitions. [2020-11-30 00:56:26,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:26,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:26,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 716 states and 2773 transitions. [2020-11-30 00:56:26,628 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 2773 transitions. [2020-11-30 00:56:26,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-30 00:56:26,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 716 states and 2771 transitions. [2020-11-30 00:56:26,855 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 2771 transitions. [2020-11-30 00:56:26,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 00:56:26,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,871 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:56:26,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 717 states and 2771 transitions. [2020-11-30 00:56:26,886 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 2771 transitions. [2020-11-30 00:56:26,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 00:56:26,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 00:56:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 719 states and 2773 transitions. [2020-11-30 00:56:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 2773 transitions. [2020-11-30 00:56:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 00:56:26,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:27,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 721 states and 2791 transitions. [2020-11-30 00:56:27,145 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 2791 transitions. [2020-11-30 00:56:27,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 00:56:27,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:27,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 723 states and 2794 transitions. [2020-11-30 00:56:27,253 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 2794 transitions. [2020-11-30 00:56:27,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 00:56:27,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:27,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 725 states and 2796 transitions. [2020-11-30 00:56:27,419 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 2796 transitions. [2020-11-30 00:56:27,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 00:56:27,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:27,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 727 states and 2798 transitions. [2020-11-30 00:56:27,534 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 2798 transitions. [2020-11-30 00:56:27,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-30 00:56:27,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,548 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:27,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 727 states and 2796 transitions. [2020-11-30 00:56:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 2796 transitions. [2020-11-30 00:56:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:56:27,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,734 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 00:56:27,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 729 states and 2799 transitions. [2020-11-30 00:56:27,748 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 2799 transitions. [2020-11-30 00:56:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:56:27,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 00:56:27,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 730 states and 2799 transitions. [2020-11-30 00:56:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 2799 transitions. [2020-11-30 00:56:27,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:56:27,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,826 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:27,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:27,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 732 states and 2817 transitions. [2020-11-30 00:56:27,974 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2817 transitions. [2020-11-30 00:56:27,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:56:27,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:27,992 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 734 states and 2820 transitions. [2020-11-30 00:56:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 2820 transitions. [2020-11-30 00:56:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:56:28,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:28,115 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 736 states and 2822 transitions. [2020-11-30 00:56:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 2822 transitions. [2020-11-30 00:56:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:56:28,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:28,298 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 738 states and 2824 transitions. [2020-11-30 00:56:28,418 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 2824 transitions. [2020-11-30 00:56:28,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-30 00:56:28,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:28,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:28,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 738 states and 2822 transitions. [2020-11-30 00:56:28,618 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 2822 transitions. [2020-11-30 00:56:28,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 00:56:28,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:28,651 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 00:56:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 739 states and 2822 transitions. [2020-11-30 00:56:28,673 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2822 transitions. [2020-11-30 00:56:28,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 00:56:28,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:28,698 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:28,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:28,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 741 states and 2840 transitions. [2020-11-30 00:56:28,844 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 2840 transitions. [2020-11-30 00:56:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 00:56:28,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:28,865 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:28,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 743 states and 2843 transitions. [2020-11-30 00:56:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 2843 transitions. [2020-11-30 00:56:28,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 00:56:28,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:29,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 745 states and 2845 transitions. [2020-11-30 00:56:29,086 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 2845 transitions. [2020-11-30 00:56:29,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 00:56:29,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,100 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:29,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 747 states and 2847 transitions. [2020-11-30 00:56:29,188 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 2847 transitions. [2020-11-30 00:56:29,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-30 00:56:29,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,204 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 747 states and 2845 transitions. [2020-11-30 00:56:29,316 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 2845 transitions. [2020-11-30 00:56:29,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-30 00:56:29,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:29,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 749 states and 2863 transitions. [2020-11-30 00:56:29,429 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 2863 transitions. [2020-11-30 00:56:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-30 00:56:29,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:29,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 751 states and 2866 transitions. [2020-11-30 00:56:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 2866 transitions. [2020-11-30 00:56:29,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-30 00:56:29,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:29,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 753 states and 2868 transitions. [2020-11-30 00:56:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 2868 transitions. [2020-11-30 00:56:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-30 00:56:29,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,639 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:29,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 755 states and 2870 transitions. [2020-11-30 00:56:29,720 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 2870 transitions. [2020-11-30 00:56:29,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-30 00:56:29,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:29,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 755 states and 2868 transitions. [2020-11-30 00:56:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 2868 transitions. [2020-11-30 00:56:29,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 00:56:29,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:29,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:29,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:29,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 757 states and 2886 transitions. [2020-11-30 00:56:29,996 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 2886 transitions. [2020-11-30 00:56:29,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 00:56:29,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:30,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 759 states and 2889 transitions. [2020-11-30 00:56:30,071 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2889 transitions. [2020-11-30 00:56:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 00:56:30,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,089 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:30,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:30,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 761 states and 2891 transitions. [2020-11-30 00:56:30,243 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 2891 transitions. [2020-11-30 00:56:30,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 00:56:30,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,259 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:30,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:30,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 763 states and 2893 transitions. [2020-11-30 00:56:30,350 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2893 transitions. [2020-11-30 00:56:30,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-30 00:56:30,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,364 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 763 states and 2891 transitions. [2020-11-30 00:56:30,464 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2891 transitions. [2020-11-30 00:56:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 00:56:30,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:30,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 765 states and 2909 transitions. [2020-11-30 00:56:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2909 transitions. [2020-11-30 00:56:30,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 00:56:30,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:30,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 767 states and 2912 transitions. [2020-11-30 00:56:30,714 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2912 transitions. [2020-11-30 00:56:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 00:56:30,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:30,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:30,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 769 states and 2914 transitions. [2020-11-30 00:56:30,883 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 2914 transitions. [2020-11-30 00:56:30,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 00:56:30,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:30,909 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 771 states and 2916 transitions. [2020-11-30 00:56:31,069 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 2916 transitions. [2020-11-30 00:56:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 00:56:31,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:31,087 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:31,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 771 states and 2914 transitions. [2020-11-30 00:56:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 2914 transitions. [2020-11-30 00:56:31,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-30 00:56:31,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:31,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:31,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 773 states and 2932 transitions. [2020-11-30 00:56:31,444 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 2932 transitions. [2020-11-30 00:56:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-30 00:56:31,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:31,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 775 states and 2935 transitions. [2020-11-30 00:56:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 2935 transitions. [2020-11-30 00:56:31,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-30 00:56:31,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 777 states and 2937 transitions. [2020-11-30 00:56:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 2937 transitions. [2020-11-30 00:56:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-30 00:56:31,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:31,760 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:31,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 779 states and 2939 transitions. [2020-11-30 00:56:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 2939 transitions. [2020-11-30 00:56:31,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-30 00:56:31,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:32,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 779 states and 2937 transitions. [2020-11-30 00:56:32,012 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 2937 transitions. [2020-11-30 00:56:32,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-30 00:56:32,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:32,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 781 states and 2955 transitions. [2020-11-30 00:56:32,129 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 2955 transitions. [2020-11-30 00:56:32,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-30 00:56:32,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,144 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 783 states and 2958 transitions. [2020-11-30 00:56:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2958 transitions. [2020-11-30 00:56:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-30 00:56:32,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:32,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 785 states and 2960 transitions. [2020-11-30 00:56:32,332 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 2960 transitions. [2020-11-30 00:56:32,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-30 00:56:32,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 787 states and 2962 transitions. [2020-11-30 00:56:32,435 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 2962 transitions. [2020-11-30 00:56:32,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-30 00:56:32,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:32,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 787 states and 2960 transitions. [2020-11-30 00:56:32,549 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 2960 transitions. [2020-11-30 00:56:32,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 00:56:32,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 789 states and 2978 transitions. [2020-11-30 00:56:32,666 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 2978 transitions. [2020-11-30 00:56:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 00:56:32,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 791 states and 2981 transitions. [2020-11-30 00:56:32,742 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 2981 transitions. [2020-11-30 00:56:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 00:56:32,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,757 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:32,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 793 states and 2983 transitions. [2020-11-30 00:56:32,866 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2983 transitions. [2020-11-30 00:56:32,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 00:56:32,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,882 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:32,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:32,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 795 states and 2985 transitions. [2020-11-30 00:56:32,977 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 2985 transitions. [2020-11-30 00:56:32,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 00:56:32,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 795 states and 2983 transitions. [2020-11-30 00:56:33,092 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 2983 transitions. [2020-11-30 00:56:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-30 00:56:33,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 797 states and 3001 transitions. [2020-11-30 00:56:33,206 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 3001 transitions. [2020-11-30 00:56:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-30 00:56:33,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,224 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:33,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 799 states and 3004 transitions. [2020-11-30 00:56:33,317 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 3004 transitions. [2020-11-30 00:56:33,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-30 00:56:33,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:33,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 801 states and 3006 transitions. [2020-11-30 00:56:33,479 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 3006 transitions. [2020-11-30 00:56:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-30 00:56:33,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,499 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:33,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 803 states and 3008 transitions. [2020-11-30 00:56:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 3008 transitions. [2020-11-30 00:56:33,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-30 00:56:33,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:33,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 803 states and 3006 transitions. [2020-11-30 00:56:33,724 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 3006 transitions. [2020-11-30 00:56:33,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-30 00:56:33,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 805 states and 3024 transitions. [2020-11-30 00:56:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 3024 transitions. [2020-11-30 00:56:33,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-30 00:56:33,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:33,911 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:33,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 807 states and 3027 transitions. [2020-11-30 00:56:33,999 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 3027 transitions. [2020-11-30 00:56:33,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-30 00:56:33,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:34,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:34,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 809 states and 3029 transitions. [2020-11-30 00:56:34,155 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 3029 transitions. [2020-11-30 00:56:34,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-30 00:56:34,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,171 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:34,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:34,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 811 states and 3031 transitions. [2020-11-30 00:56:34,268 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3031 transitions. [2020-11-30 00:56:34,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-30 00:56:34,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,292 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:34,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:34,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 811 states and 3029 transitions. [2020-11-30 00:56:34,427 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3029 transitions. [2020-11-30 00:56:34,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-30 00:56:34,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:34,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 813 states and 3047 transitions. [2020-11-30 00:56:34,548 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 3047 transitions. [2020-11-30 00:56:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-30 00:56:34,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 815 states and 3050 transitions. [2020-11-30 00:56:34,628 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 3050 transitions. [2020-11-30 00:56:34,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-30 00:56:34,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,647 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:34,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:34,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 817 states and 3052 transitions. [2020-11-30 00:56:34,757 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 3052 transitions. [2020-11-30 00:56:34,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-30 00:56:34,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:34,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:34,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 819 states and 3054 transitions. [2020-11-30 00:56:34,891 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 3054 transitions. [2020-11-30 00:56:34,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-30 00:56:34,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:34,909 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 819 states and 3052 transitions. [2020-11-30 00:56:35,010 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 3052 transitions. [2020-11-30 00:56:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-30 00:56:35,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 821 states and 3070 transitions. [2020-11-30 00:56:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 3070 transitions. [2020-11-30 00:56:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-30 00:56:35,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,157 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 823 states and 3073 transitions. [2020-11-30 00:56:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 3073 transitions. [2020-11-30 00:56:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-30 00:56:35,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,244 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:35,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 825 states and 3075 transitions. [2020-11-30 00:56:35,375 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 3075 transitions. [2020-11-30 00:56:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-30 00:56:35,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,392 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 827 states and 3077 transitions. [2020-11-30 00:56:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 3077 transitions. [2020-11-30 00:56:35,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-30 00:56:35,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,499 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 827 states and 3075 transitions. [2020-11-30 00:56:35,601 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 3075 transitions. [2020-11-30 00:56:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-30 00:56:35,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:35,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 829 states and 3093 transitions. [2020-11-30 00:56:35,713 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 3093 transitions. [2020-11-30 00:56:35,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-30 00:56:35,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:35,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 831 states and 3096 transitions. [2020-11-30 00:56:35,800 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 3096 transitions. [2020-11-30 00:56:35,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-30 00:56:35,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,818 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:35,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:35,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 833 states and 3098 transitions. [2020-11-30 00:56:35,927 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 3098 transitions. [2020-11-30 00:56:35,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-30 00:56:35,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:36,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 835 states and 3100 transitions. [2020-11-30 00:56:36,039 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 3100 transitions. [2020-11-30 00:56:36,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-30 00:56:36,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,055 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 835 states and 3098 transitions. [2020-11-30 00:56:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 3098 transitions. [2020-11-30 00:56:36,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-30 00:56:36,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:36,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 837 states and 3116 transitions. [2020-11-30 00:56:36,310 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 3116 transitions. [2020-11-30 00:56:36,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-30 00:56:36,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,355 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:36,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 839 states and 3119 transitions. [2020-11-30 00:56:36,421 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 3119 transitions. [2020-11-30 00:56:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-30 00:56:36,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 841 states and 3121 transitions. [2020-11-30 00:56:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 3121 transitions. [2020-11-30 00:56:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-30 00:56:36,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,613 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 843 states and 3123 transitions. [2020-11-30 00:56:36,706 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 3123 transitions. [2020-11-30 00:56:36,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-30 00:56:36,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:36,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 843 states and 3121 transitions. [2020-11-30 00:56:36,827 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 3121 transitions. [2020-11-30 00:56:36,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-30 00:56:36,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 845 states and 3139 transitions. [2020-11-30 00:56:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 3139 transitions. [2020-11-30 00:56:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-30 00:56:36,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 847 states and 3142 transitions. [2020-11-30 00:56:37,056 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 3142 transitions. [2020-11-30 00:56:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-30 00:56:37,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 849 states and 3144 transitions. [2020-11-30 00:56:37,191 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 3144 transitions. [2020-11-30 00:56:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-30 00:56:37,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:37,209 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 851 states and 3146 transitions. [2020-11-30 00:56:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 3146 transitions. [2020-11-30 00:56:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-30 00:56:37,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:37,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 851 states and 3144 transitions. [2020-11-30 00:56:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 3144 transitions. [2020-11-30 00:56:37,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-30 00:56:37,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:56:37,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 853 states and 3162 transitions. [2020-11-30 00:56:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 3162 transitions. [2020-11-30 00:56:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-30 00:56:37,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:37,635 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:37,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 855 states and 3165 transitions. [2020-11-30 00:56:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 3165 transitions. [2020-11-30 00:56:37,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-30 00:56:37,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:37,737 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 857 states and 3167 transitions. [2020-11-30 00:56:37,876 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 3167 transitions. [2020-11-30 00:56:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-30 00:56:37,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:37,901 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:38,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:38,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 859 states and 3169 transitions. [2020-11-30 00:56:38,012 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 3169 transitions. [2020-11-30 00:56:38,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-30 00:56:38,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:38,042 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:38,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:38,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 859 states and 3167 transitions. [2020-11-30 00:56:38,179 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 3167 transitions. [2020-11-30 00:56:38,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-30 00:56:38,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:38,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:38,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:38,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 861 states and 3170 transitions. [2020-11-30 00:56:38,301 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 3170 transitions. [2020-11-30 00:56:38,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-30 00:56:38,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:38,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:38,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 863 states and 3172 transitions. [2020-11-30 00:56:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 3172 transitions. [2020-11-30 00:56:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-30 00:56:38,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:38,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:38,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 865 states and 3174 transitions. [2020-11-30 00:56:38,698 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3174 transitions. [2020-11-30 00:56:38,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-30 00:56:38,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:38,725 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:38,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 865 states and 3172 transitions. [2020-11-30 00:56:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3172 transitions. [2020-11-30 00:56:38,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-30 00:56:38,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:39,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 867 states and 3175 transitions. [2020-11-30 00:56:39,070 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 3175 transitions. [2020-11-30 00:56:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-30 00:56:39,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:39,096 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:39,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:39,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 869 states and 3177 transitions. [2020-11-30 00:56:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 3177 transitions. [2020-11-30 00:56:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-30 00:56:39,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:39,256 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 871 states and 3179 transitions. [2020-11-30 00:56:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 3179 transitions. [2020-11-30 00:56:39,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-30 00:56:39,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:39,374 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:39,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:39,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 871 states and 3177 transitions. [2020-11-30 00:56:39,483 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 3177 transitions. [2020-11-30 00:56:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-30 00:56:39,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:39,503 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 873 states and 3180 transitions. [2020-11-30 00:56:39,582 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 3180 transitions. [2020-11-30 00:56:39,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-30 00:56:39,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:39,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 875 states and 3182 transitions. [2020-11-30 00:56:39,731 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 3182 transitions. [2020-11-30 00:56:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-30 00:56:39,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:39,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 877 states and 3184 transitions. [2020-11-30 00:56:39,866 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 3184 transitions. [2020-11-30 00:56:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-30 00:56:39,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:39,887 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 877 states and 3182 transitions. [2020-11-30 00:56:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 3182 transitions. [2020-11-30 00:56:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-30 00:56:40,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,073 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 879 states and 3185 transitions. [2020-11-30 00:56:40,163 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 3185 transitions. [2020-11-30 00:56:40,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-30 00:56:40,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:40,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 881 states and 3187 transitions. [2020-11-30 00:56:40,301 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 3187 transitions. [2020-11-30 00:56:40,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-30 00:56:40,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 883 states and 3189 transitions. [2020-11-30 00:56:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 3189 transitions. [2020-11-30 00:56:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-30 00:56:40,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,437 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:40,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 883 states and 3187 transitions. [2020-11-30 00:56:40,573 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 3187 transitions. [2020-11-30 00:56:40,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-30 00:56:40,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,592 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 885 states and 3190 transitions. [2020-11-30 00:56:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 3190 transitions. [2020-11-30 00:56:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-30 00:56:40,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,680 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:40,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 887 states and 3192 transitions. [2020-11-30 00:56:40,798 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 3192 transitions. [2020-11-30 00:56:40,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-30 00:56:40,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,820 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 889 states and 3194 transitions. [2020-11-30 00:56:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 3194 transitions. [2020-11-30 00:56:40,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-30 00:56:40,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:40,937 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:41,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 889 states and 3192 transitions. [2020-11-30 00:56:41,061 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 3192 transitions. [2020-11-30 00:56:41,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-30 00:56:41,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,088 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:41,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 891 states and 3197 transitions. [2020-11-30 00:56:41,163 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 3197 transitions. [2020-11-30 00:56:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-30 00:56:41,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 893 states and 3199 transitions. [2020-11-30 00:56:41,294 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 3199 transitions. [2020-11-30 00:56:41,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-30 00:56:41,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,314 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:41,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 895 states and 3201 transitions. [2020-11-30 00:56:41,403 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 3201 transitions. [2020-11-30 00:56:41,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-30 00:56:41,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 895 states and 3199 transitions. [2020-11-30 00:56:41,526 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 3199 transitions. [2020-11-30 00:56:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-30 00:56:41,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 896 states and 3194 transitions. [2020-11-30 00:56:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 3194 transitions. [2020-11-30 00:56:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-30 00:56:41,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:41,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 898 states and 3196 transitions. [2020-11-30 00:56:41,735 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 3196 transitions. [2020-11-30 00:56:41,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-30 00:56:41,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:41,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 900 states and 3198 transitions. [2020-11-30 00:56:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 3198 transitions. [2020-11-30 00:56:41,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-30 00:56:41,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:42,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 900 states and 3196 transitions. [2020-11-30 00:56:42,006 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 3196 transitions. [2020-11-30 00:56:42,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-30 00:56:42,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:42,024 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 902 states and 3200 transitions. [2020-11-30 00:56:42,064 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 3200 transitions. [2020-11-30 00:56:42,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-30 00:56:42,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:42,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 903 states and 3202 transitions. [2020-11-30 00:56:42,237 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 3202 transitions. [2020-11-30 00:56:42,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-30 00:56:42,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:42,266 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:42,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 905 states and 3204 transitions. [2020-11-30 00:56:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 3204 transitions. [2020-11-30 00:56:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-30 00:56:42,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:42,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 907 states and 3206 transitions. [2020-11-30 00:56:42,596 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 3206 transitions. [2020-11-30 00:56:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-30 00:56:42,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:42,626 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 907 states and 3204 transitions. [2020-11-30 00:56:42,790 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 3204 transitions. [2020-11-30 00:56:42,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-30 00:56:42,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:56:42,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 907 states and 3197 transitions. [2020-11-30 00:56:42,851 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 3197 transitions. [2020-11-30 00:56:42,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-30 00:56:42,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:42,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:42,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 909 states and 3199 transitions. [2020-11-30 00:56:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 3199 transitions. [2020-11-30 00:56:42,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-30 00:56:42,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:43,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 911 states and 3201 transitions. [2020-11-30 00:56:43,112 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 3201 transitions. [2020-11-30 00:56:43,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-30 00:56:43,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 911 states and 3199 transitions. [2020-11-30 00:56:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 3199 transitions. [2020-11-30 00:56:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-30 00:56:43,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 913 states and 3202 transitions. [2020-11-30 00:56:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 3202 transitions. [2020-11-30 00:56:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-30 00:56:43,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 915 states and 3204 transitions. [2020-11-30 00:56:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 3204 transitions. [2020-11-30 00:56:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-30 00:56:43,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,460 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:43,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 915 states and 3202 transitions. [2020-11-30 00:56:43,574 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 3202 transitions. [2020-11-30 00:56:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-30 00:56:43,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 917 states and 3204 transitions. [2020-11-30 00:56:43,615 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 3204 transitions. [2020-11-30 00:56:43,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-30 00:56:43,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,635 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 919 states and 3207 transitions. [2020-11-30 00:56:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 3207 transitions. [2020-11-30 00:56:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-30 00:56:43,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,700 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 919 states and 3205 transitions. [2020-11-30 00:56:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 3205 transitions. [2020-11-30 00:56:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-30 00:56:43,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,834 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:43,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 921 states and 3208 transitions. [2020-11-30 00:56:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 3208 transitions. [2020-11-30 00:56:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-30 00:56:43,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:43,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 922 states and 3208 transitions. [2020-11-30 00:56:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 3208 transitions. [2020-11-30 00:56:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-30 00:56:43,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 924 states and 3210 transitions. [2020-11-30 00:56:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 3210 transitions. [2020-11-30 00:56:43,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-30 00:56:43,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:44,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 924 states and 3208 transitions. [2020-11-30 00:56:44,103 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 3208 transitions. [2020-11-30 00:56:44,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-30 00:56:44,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,123 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:44,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 926 states and 3211 transitions. [2020-11-30 00:56:44,146 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 3211 transitions. [2020-11-30 00:56:44,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-30 00:56:44,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,165 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-30 00:56:44,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 927 states and 3211 transitions. [2020-11-30 00:56:44,187 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 3211 transitions. [2020-11-30 00:56:44,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-30 00:56:44,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,207 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 928 states and 3211 transitions. [2020-11-30 00:56:44,250 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 3211 transitions. [2020-11-30 00:56:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-30 00:56:44,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,271 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 930 states and 3214 transitions. [2020-11-30 00:56:44,322 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 3214 transitions. [2020-11-30 00:56:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-30 00:56:44,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,352 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-30 00:56:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 931 states and 3214 transitions. [2020-11-30 00:56:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 3214 transitions. [2020-11-30 00:56:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-30 00:56:44,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,415 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:44,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 933 states and 3216 transitions. [2020-11-30 00:56:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 3216 transitions. [2020-11-30 00:56:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-30 00:56:44,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,450 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-30 00:56:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 935 states and 3218 transitions. [2020-11-30 00:56:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 3218 transitions. [2020-11-30 00:56:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-30 00:56:44,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,505 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:44,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 937 states and 3221 transitions. [2020-11-30 00:56:44,532 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 3221 transitions. [2020-11-30 00:56:44,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-30 00:56:44,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 938 states and 3221 transitions. [2020-11-30 00:56:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 3221 transitions. [2020-11-30 00:56:44,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-30 00:56:44,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,659 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-30 00:56:44,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 940 states and 3223 transitions. [2020-11-30 00:56:44,692 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 3223 transitions. [2020-11-30 00:56:44,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-30 00:56:44,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-30 00:56:44,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 942 states and 3226 transitions. [2020-11-30 00:56:44,756 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 3226 transitions. [2020-11-30 00:56:44,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-30 00:56:44,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 00:56:44,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 943 states and 3226 transitions. [2020-11-30 00:56:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 3226 transitions. [2020-11-30 00:56:44,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-30 00:56:44,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,843 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-30 00:56:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 944 states and 3226 transitions. [2020-11-30 00:56:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 3226 transitions. [2020-11-30 00:56:44,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-30 00:56:44,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:56:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:56:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-30 00:56:44,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:56:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 181 states and 255 transitions. [2020-11-30 00:56:44,947 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2020-11-30 00:56:44,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:56:44,948 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 342 iterations. [2020-11-30 00:56:44,957 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-30 00:56:47,086 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-30 00:56:47,090 INFO L569 CodeCheckObserver]: Invariant with dag size 22 [2020-11-30 00:56:47,096 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-30 00:56:47,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 12:56:47 ImpRootNode [2020-11-30 00:56:47,097 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 00:56:47,097 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:56:47,097 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:56:47,098 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:56:47,098 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:55:42" (3/4) ... [2020-11-30 00:56:47,101 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:56:47,128 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 00:56:47,129 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 00:56:47,129 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:56:47,129 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:56:47,157 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b5455fb6-adfb-4d32-a2e6-8fde35c97a4b/bin/ukojak/witness.graphml [2020-11-30 00:56:47,157 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:56:47,159 INFO L168 Benchmark]: Toolchain (without parser) took 68587.70 ms. Allocated memory was 119.5 MB in the beginning and 809.5 MB in the end (delta: 690.0 MB). Free memory was 78.4 MB in the beginning and 297.3 MB in the end (delta: -218.9 MB). Peak memory consumption was 469.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:56:47,159 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 79.7 MB. Free memory was 38.3 MB in the beginning and 38.2 MB in the end (delta: 36.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:56:47,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1357.76 ms. Allocated memory was 119.5 MB in the beginning and 148.9 MB in the end (delta: 29.4 MB). Free memory was 78.4 MB in the beginning and 86.5 MB in the end (delta: -8.0 MB). Peak memory consumption was 49.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:56:47,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.16 ms. Allocated memory is still 148.9 MB. Free memory was 86.5 MB in the beginning and 63.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:56:47,161 INFO L168 Benchmark]: Boogie Preprocessor took 199.47 ms. Allocated memory is still 148.9 MB. Free memory was 63.4 MB in the beginning and 97.8 MB in the end (delta: -34.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:56:47,161 INFO L168 Benchmark]: RCFGBuilder took 2305.66 ms. Allocated memory was 148.9 MB in the beginning and 234.9 MB in the end (delta: 86.0 MB). Free memory was 97.8 MB in the beginning and 127.6 MB in the end (delta: -29.8 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:56:47,162 INFO L168 Benchmark]: CodeCheck took 64471.28 ms. Allocated memory was 234.9 MB in the beginning and 809.5 MB in the end (delta: 574.6 MB). Free memory was 127.6 MB in the beginning and 301.5 MB in the end (delta: -173.9 MB). Peak memory consumption was 399.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:56:47,162 INFO L168 Benchmark]: Witness Printer took 59.99 ms. Allocated memory is still 809.5 MB. Free memory was 301.5 MB in the beginning and 297.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:56:47,164 INFO L339 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. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 62.2s, OverallIterations: 342, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 1595442102 SDslu, 337768202 SDs, 0 SdLazy, 773346444 SolverSat, 16908288 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2153.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 386783 GetRequests, 383426 SyntacticMatches, 3065 SemanticMatches, 292 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85279 ImplicationChecksByTransitivity, 34.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 18180 NumberOfCodeBlocks, 18180 NumberOfCodeBlocksAsserted, 341 NumberOfCheckSat, 17839 ConstructedInterpolants, 0 QuantifiedInterpolants, 2453960 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 341 InterpolantComputations, 326 PerfectInterpolantSequences, 6146/6375 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: 4]: 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: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((((q == 2 && this_m_delta == 1) && this_m_conn == 0) && this_m_conn_data_listener == 0) || q == 0) || (((this_m_conn == 1 && this_m_delta == 1) && this_m_conn_data_listener == 0) && q == 4)) || (((this_m_conn == 1 && q == 3) && this_m_conn_data_listener == 1) && this_m_delta == 1) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: q == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 79.7 MB. Free memory was 38.3 MB in the beginning and 38.2 MB in the end (delta: 36.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1357.76 ms. Allocated memory was 119.5 MB in the beginning and 148.9 MB in the end (delta: 29.4 MB). Free memory was 78.4 MB in the beginning and 86.5 MB in the end (delta: -8.0 MB). Peak memory consumption was 49.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 185.16 ms. Allocated memory is still 148.9 MB. Free memory was 86.5 MB in the beginning and 63.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 199.47 ms. Allocated memory is still 148.9 MB. Free memory was 63.4 MB in the beginning and 97.8 MB in the end (delta: -34.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2305.66 ms. Allocated memory was 148.9 MB in the beginning and 234.9 MB in the end (delta: 86.0 MB). Free memory was 97.8 MB in the beginning and 127.6 MB in the end (delta: -29.8 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. * CodeCheck took 64471.28 ms. Allocated memory was 234.9 MB in the beginning and 809.5 MB in the end (delta: 574.6 MB). Free memory was 127.6 MB in the beginning and 301.5 MB in the end (delta: -173.9 MB). Peak memory consumption was 399.7 MB. Max. memory is 16.1 GB. * Witness Printer took 59.99 ms. Allocated memory is still 809.5 MB. Free memory was 301.5 MB in the beginning and 297.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...