./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label33.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_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label33.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/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 1dec9e8fbdb4ba5e360b4daec42a611536a5a5ce ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:42:57,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:42:57,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:42:57,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:42:57,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:42:57,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:42:57,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:42:57,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:42:57,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:42:57,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:42:57,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:42:57,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:42:57,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:42:57,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:42:57,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:42:57,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:42:57,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:42:57,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:42:57,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:42:57,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:42:57,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:42:57,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:42:57,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:42:57,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:42:57,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:42:57,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:42:57,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:42:57,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:42:57,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:42:57,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:42:57,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:42:57,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:42:57,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:42:57,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:42:57,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:42:57,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:42:57,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:42:57,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:42:57,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:42:57,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:42:57,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:42:57,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:42:57,545 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:42:57,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:42:57,547 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:42:57,547 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:42:57,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:42:57,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:42:57,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:42:57,549 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:42:57,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:42:57,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:42:57,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:42:57,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:42:57,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:42:57,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:42:57,551 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:42:57,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:42:57,552 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:42:57,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:42:57,552 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:42:57,552 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:42:57,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:42:57,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:42:57,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:42:57,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:42:57,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:42:57,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:42:57,554 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:42:57,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:42:57,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:42:57,555 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_cc168100-bdaf-43d7-903f-08d9805ac98b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dec9e8fbdb4ba5e360b4daec42a611536a5a5ce [2020-11-30 00:42:57,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:42:57,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:42:57,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:42:57,930 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:42:57,932 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:42:57,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label33.c [2020-11-30 00:42:58,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/data/ceeab4169/f0d293045e3a4b2db9e53327088f9767/FLAGa28671df7 [2020-11-30 00:42:58,729 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:42:58,730 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/sv-benchmarks/c/eca-rers2012/Problem02_label33.c [2020-11-30 00:42:58,763 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/data/ceeab4169/f0d293045e3a4b2db9e53327088f9767/FLAGa28671df7 [2020-11-30 00:42:59,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/data/ceeab4169/f0d293045e3a4b2db9e53327088f9767 [2020-11-30 00:42:59,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:42:59,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:42:59,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:42:59,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:42:59,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:42:59,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52aeaf50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59, skipping insertion in model container [2020-11-30 00:42:59,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:42:59,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:42:59,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:42:59,698 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:42:59,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:42:59,863 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:42:59,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59 WrapperNode [2020-11-30 00:42:59,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:42:59,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:42:59,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:42:59,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:42:59,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:42:59,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:42:59,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:42:59,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:42:59,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:42:59,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:43:00,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:43:00,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... [2020-11-30 00:43:00,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:43:00,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:43:00,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:43:00,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:43:00,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:42:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/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 00:43:00,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:43:00,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:43:00,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:43:00,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:43:03,153 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:43:03,154 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 00:43:03,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:43:03 BoogieIcfgContainer [2020-11-30 00:43:03,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:43:03,160 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:43:03,163 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:43:03,174 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:43:03,175 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:43:03" (1/1) ... [2020-11-30 00:43:03,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:43:03,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:03,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2020-11-30 00:43:03,248 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2020-11-30 00:43:03,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-30 00:43:03,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:03,818 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 00:43:04,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:04,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 300 transitions. [2020-11-30 00:43:04,646 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2020-11-30 00:43:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-30 00:43:04,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:04,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:04,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 166 states and 305 transitions. [2020-11-30 00:43:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2020-11-30 00:43:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-30 00:43:04,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:05,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:06,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 246 states and 424 transitions. [2020-11-30 00:43:06,300 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 424 transitions. [2020-11-30 00:43:06,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-30 00:43:06,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:06,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:06,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 251 states and 433 transitions. [2020-11-30 00:43:06,745 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 433 transitions. [2020-11-30 00:43:06,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-30 00:43:06,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:07,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:07,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 254 states and 438 transitions. [2020-11-30 00:43:07,311 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 438 transitions. [2020-11-30 00:43:07,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-30 00:43:07,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:07,467 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:07,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 258 states and 445 transitions. [2020-11-30 00:43:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 445 transitions. [2020-11-30 00:43:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-30 00:43:07,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 261 states and 451 transitions. [2020-11-30 00:43:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 451 transitions. [2020-11-30 00:43:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-30 00:43:08,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:08,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:43:10,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 348 states and 545 transitions. [2020-11-30 00:43:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 545 transitions. [2020-11-30 00:43:10,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-11-30 00:43:10,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:10,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 365 states and 562 transitions. [2020-11-30 00:43:10,450 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 562 transitions. [2020-11-30 00:43:10,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-11-30 00:43:10,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:10,524 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:10,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:10,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 388 states and 587 transitions. [2020-11-30 00:43:10,979 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 587 transitions. [2020-11-30 00:43:10,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-30 00:43:10,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:43:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:11,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 414 states and 617 transitions. [2020-11-30 00:43:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 617 transitions. [2020-11-30 00:43:11,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-30 00:43:11,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:43:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 419 states and 628 transitions. [2020-11-30 00:43:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 628 transitions. [2020-11-30 00:43:12,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-30 00:43:12,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:12,443 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:43:12,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 421 states and 631 transitions. [2020-11-30 00:43:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 631 transitions. [2020-11-30 00:43:12,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-30 00:43:12,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:43:13,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:13,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 423 states and 633 transitions. [2020-11-30 00:43:13,412 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 633 transitions. [2020-11-30 00:43:13,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-30 00:43:13,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 456 states and 673 transitions. [2020-11-30 00:43:15,573 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 673 transitions. [2020-11-30 00:43:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-30 00:43:15,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:15,639 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:16,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 481 states and 702 transitions. [2020-11-30 00:43:16,695 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 702 transitions. [2020-11-30 00:43:16,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-30 00:43:16,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:16,817 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:17,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:17,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 484 states and 705 transitions. [2020-11-30 00:43:17,566 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 705 transitions. [2020-11-30 00:43:17,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-11-30 00:43:17,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:17,993 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:19,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:19,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 520 states and 748 transitions. [2020-11-30 00:43:19,420 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 748 transitions. [2020-11-30 00:43:19,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-11-30 00:43:19,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:19,472 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:19,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 542 states and 772 transitions. [2020-11-30 00:43:19,755 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 772 transitions. [2020-11-30 00:43:19,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-11-30 00:43:19,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 00:43:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:20,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 553 states and 784 transitions. [2020-11-30 00:43:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 784 transitions. [2020-11-30 00:43:20,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-11-30 00:43:20,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 570 states and 802 transitions. [2020-11-30 00:43:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 802 transitions. [2020-11-30 00:43:20,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-30 00:43:20,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:20,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:20,422 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:43:20,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 592 states and 825 transitions. [2020-11-30 00:43:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 825 transitions. [2020-11-30 00:43:20,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-30 00:43:20,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:20,903 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:43:21,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 614 states and 851 transitions. [2020-11-30 00:43:21,959 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 851 transitions. [2020-11-30 00:43:21,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-30 00:43:21,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:22,013 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:43:22,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:22,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 636 states and 874 transitions. [2020-11-30 00:43:22,273 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 874 transitions. [2020-11-30 00:43:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-30 00:43:22,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:43:22,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 638 states and 876 transitions. [2020-11-30 00:43:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 876 transitions. [2020-11-30 00:43:22,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-30 00:43:22,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:22,897 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:43:23,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 639 states and 876 transitions. [2020-11-30 00:43:23,164 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 876 transitions. [2020-11-30 00:43:23,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-11-30 00:43:23,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:23,246 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:24,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 656 states and 896 transitions. [2020-11-30 00:43:24,023 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 896 transitions. [2020-11-30 00:43:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-11-30 00:43:24,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:24,077 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 658 states and 898 transitions. [2020-11-30 00:43:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 898 transitions. [2020-11-30 00:43:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-11-30 00:43:24,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:24,709 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 675 states and 917 transitions. [2020-11-30 00:43:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 917 transitions. [2020-11-30 00:43:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-11-30 00:43:25,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:25,637 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:25,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 678 states and 919 transitions. [2020-11-30 00:43:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 919 transitions. [2020-11-30 00:43:25,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-11-30 00:43:25,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:25,829 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:25,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:26,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 681 states and 921 transitions. [2020-11-30 00:43:26,000 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 921 transitions. [2020-11-30 00:43:26,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-11-30 00:43:26,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:26,198 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:26,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 690 states and 931 transitions. [2020-11-30 00:43:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 931 transitions. [2020-11-30 00:43:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-11-30 00:43:26,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:26,686 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:26,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 701 states and 944 transitions. [2020-11-30 00:43:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 944 transitions. [2020-11-30 00:43:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-11-30 00:43:26,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:27,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 733 states and 979 transitions. [2020-11-30 00:43:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 979 transitions. [2020-11-30 00:43:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-11-30 00:43:27,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:27,925 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:28,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:28,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 734 states and 980 transitions. [2020-11-30 00:43:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 980 transitions. [2020-11-30 00:43:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-11-30 00:43:28,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:28,213 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 763 states and 1016 transitions. [2020-11-30 00:43:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1016 transitions. [2020-11-30 00:43:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-11-30 00:43:29,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:30,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 790 states and 1048 transitions. [2020-11-30 00:43:30,745 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1048 transitions. [2020-11-30 00:43:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-11-30 00:43:30,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:30,809 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 800 states and 1059 transitions. [2020-11-30 00:43:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1059 transitions. [2020-11-30 00:43:31,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-11-30 00:43:31,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:31,195 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:31,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 801 states and 1060 transitions. [2020-11-30 00:43:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1060 transitions. [2020-11-30 00:43:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-11-30 00:43:31,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:31,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:31,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 802 states and 1061 transitions. [2020-11-30 00:43:31,723 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1061 transitions. [2020-11-30 00:43:31,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-11-30 00:43:31,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:31,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:31,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 803 states and 1063 transitions. [2020-11-30 00:43:31,835 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1063 transitions. [2020-11-30 00:43:31,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-11-30 00:43:31,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:31,904 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 834 states and 1096 transitions. [2020-11-30 00:43:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1096 transitions. [2020-11-30 00:43:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-11-30 00:43:32,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-30 00:43:33,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 857 states and 1122 transitions. [2020-11-30 00:43:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1122 transitions. [2020-11-30 00:43:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-11-30 00:43:33,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-30 00:43:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 880 states and 1149 transitions. [2020-11-30 00:43:35,278 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1149 transitions. [2020-11-30 00:43:35,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-11-30 00:43:35,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:35,435 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-30 00:43:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 881 states and 1150 transitions. [2020-11-30 00:43:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1150 transitions. [2020-11-30 00:43:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-11-30 00:43:35,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:35,928 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-30 00:43:36,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 888 states and 1159 transitions. [2020-11-30 00:43:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1159 transitions. [2020-11-30 00:43:36,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-11-30 00:43:36,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:36,934 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:39,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 955 states and 1232 transitions. [2020-11-30 00:43:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1232 transitions. [2020-11-30 00:43:39,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-11-30 00:43:39,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 985 states and 1267 transitions. [2020-11-30 00:43:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1267 transitions. [2020-11-30 00:43:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-11-30 00:43:41,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:43,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:43,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1014 states and 1304 transitions. [2020-11-30 00:43:43,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1304 transitions. [2020-11-30 00:43:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-11-30 00:43:43,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:43,941 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:43:44,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:44,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1015 states and 1305 transitions. [2020-11-30 00:43:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1305 transitions. [2020-11-30 00:43:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-11-30 00:43:44,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 69 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1060 states and 1354 transitions. [2020-11-30 00:43:45,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1354 transitions. [2020-11-30 00:43:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-11-30 00:43:45,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:46,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1091 states and 1387 transitions. [2020-11-30 00:43:46,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1387 transitions. [2020-11-30 00:43:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-11-30 00:43:46,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:47,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:47,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1122 states and 1422 transitions. [2020-11-30 00:43:47,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1422 transitions. [2020-11-30 00:43:47,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-11-30 00:43:47,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:48,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1124 states and 1423 transitions. [2020-11-30 00:43:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1423 transitions. [2020-11-30 00:43:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-30 00:43:48,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1184 states and 1487 transitions. [2020-11-30 00:43:51,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1487 transitions. [2020-11-30 00:43:51,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-30 00:43:51,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:54,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:54,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1242 states and 1551 transitions. [2020-11-30 00:43:54,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1551 transitions. [2020-11-30 00:43:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-30 00:43:54,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:43:55,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:55,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1245 states and 1552 transitions. [2020-11-30 00:43:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1552 transitions. [2020-11-30 00:43:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-30 00:43:55,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:55,302 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-30 00:43:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:55,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1246 states and 1556 transitions. [2020-11-30 00:43:55,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1556 transitions. [2020-11-30 00:43:55,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-30 00:43:55,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-30 00:43:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1249 states and 1559 transitions. [2020-11-30 00:43:55,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1559 transitions. [2020-11-30 00:43:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-30 00:43:55,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-30 00:43:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1252 states and 1562 transitions. [2020-11-30 00:43:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1562 transitions. [2020-11-30 00:43:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-30 00:43:56,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:56,387 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-30 00:43:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:56,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1255 states and 1565 transitions. [2020-11-30 00:43:56,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1565 transitions. [2020-11-30 00:43:56,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-30 00:43:56,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:43:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:58,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1303 states and 1621 transitions. [2020-11-30 00:43:58,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1621 transitions. [2020-11-30 00:43:58,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-30 00:43:58,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:43:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:43:59,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1349 states and 1682 transitions. [2020-11-30 00:43:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1682 transitions. [2020-11-30 00:43:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-30 00:43:59,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:43:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:43:59,661 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:00,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1352 states and 1685 transitions. [2020-11-30 00:44:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1685 transitions. [2020-11-30 00:44:00,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-30 00:44:00,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:00,158 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:01,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1357 states and 1689 transitions. [2020-11-30 00:44:01,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1689 transitions. [2020-11-30 00:44:01,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-30 00:44:01,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:01,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:01,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1360 states and 1692 transitions. [2020-11-30 00:44:01,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1692 transitions. [2020-11-30 00:44:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-30 00:44:01,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-30 00:44:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:01,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1369 states and 1702 transitions. [2020-11-30 00:44:01,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1702 transitions. [2020-11-30 00:44:01,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-11-30 00:44:01,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-30 00:44:03,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:03,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1398 states and 1738 transitions. [2020-11-30 00:44:03,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1738 transitions. [2020-11-30 00:44:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-11-30 00:44:03,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:03,682 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-30 00:44:04,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:04,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1402 states and 1743 transitions. [2020-11-30 00:44:04,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1743 transitions. [2020-11-30 00:44:04,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-11-30 00:44:04,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-30 00:44:04,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:04,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1403 states and 1743 transitions. [2020-11-30 00:44:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1743 transitions. [2020-11-30 00:44:04,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-11-30 00:44:04,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:05,076 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:44:05,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:05,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1437 states and 1778 transitions. [2020-11-30 00:44:05,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1778 transitions. [2020-11-30 00:44:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-11-30 00:44:05,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-30 00:44:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:05,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1438 states and 1785 transitions. [2020-11-30 00:44:05,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1785 transitions. [2020-11-30 00:44:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-11-30 00:44:05,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-30 00:44:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:05,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1439 states and 1785 transitions. [2020-11-30 00:44:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1785 transitions. [2020-11-30 00:44:05,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-11-30 00:44:05,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 32 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:44:09,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1550 states and 1902 transitions. [2020-11-30 00:44:09,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1902 transitions. [2020-11-30 00:44:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-11-30 00:44:09,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-11-30 00:44:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1551 states and 1902 transitions. [2020-11-30 00:44:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1902 transitions. [2020-11-30 00:44:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-11-30 00:44:09,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1573 states and 1924 transitions. [2020-11-30 00:44:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1924 transitions. [2020-11-30 00:44:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-11-30 00:44:10,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:10,151 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:10,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:10,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1578 states and 1929 transitions. [2020-11-30 00:44:10,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1929 transitions. [2020-11-30 00:44:10,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-11-30 00:44:10,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:11,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:11,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1581 states and 1931 transitions. [2020-11-30 00:44:11,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1931 transitions. [2020-11-30 00:44:11,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-11-30 00:44:11,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:11,285 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:11,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1603 states and 1953 transitions. [2020-11-30 00:44:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1953 transitions. [2020-11-30 00:44:11,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-11-30 00:44:11,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:12,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1606 states and 1955 transitions. [2020-11-30 00:44:12,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1955 transitions. [2020-11-30 00:44:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-30 00:44:12,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:12,456 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1626 states and 1977 transitions. [2020-11-30 00:44:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1977 transitions. [2020-11-30 00:44:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-30 00:44:13,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1657 states and 2009 transitions. [2020-11-30 00:44:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2009 transitions. [2020-11-30 00:44:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-30 00:44:15,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:15,215 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-30 00:44:16,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:16,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1678 states and 2034 transitions. [2020-11-30 00:44:16,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2034 transitions. [2020-11-30 00:44:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-30 00:44:16,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:16,429 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-30 00:44:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1699 states and 2058 transitions. [2020-11-30 00:44:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2058 transitions. [2020-11-30 00:44:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-30 00:44:17,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:17,781 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 107 proven. 7 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-11-30 00:44:20,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1718 states and 2084 transitions. [2020-11-30 00:44:20,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2084 transitions. [2020-11-30 00:44:20,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-30 00:44:20,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:20,199 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:44:22,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:22,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1736 states and 2103 transitions. [2020-11-30 00:44:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2103 transitions. [2020-11-30 00:44:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-30 00:44:22,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:22,582 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:44:23,779 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-11-30 00:44:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1741 states and 2107 transitions. [2020-11-30 00:44:24,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2107 transitions. [2020-11-30 00:44:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-30 00:44:24,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-30 00:44:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1761 states and 2127 transitions. [2020-11-30 00:44:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2127 transitions. [2020-11-30 00:44:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-11-30 00:44:25,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-30 00:44:26,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:26,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1777 states and 2144 transitions. [2020-11-30 00:44:26,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2144 transitions. [2020-11-30 00:44:26,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-11-30 00:44:26,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-30 00:44:26,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1793 states and 2161 transitions. [2020-11-30 00:44:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2161 transitions. [2020-11-30 00:44:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-11-30 00:44:26,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:27,842 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:44:31,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1927 states and 2306 transitions. [2020-11-30 00:44:31,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2306 transitions. [2020-11-30 00:44:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-11-30 00:44:31,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-30 00:44:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1945 states and 2329 transitions. [2020-11-30 00:44:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2329 transitions. [2020-11-30 00:44:32,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-11-30 00:44:32,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:32,647 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-11-30 00:44:33,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1948 states and 2332 transitions. [2020-11-30 00:44:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2332 transitions. [2020-11-30 00:44:33,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-11-30 00:44:33,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-30 00:44:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1973 states and 2360 transitions. [2020-11-30 00:44:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2360 transitions. [2020-11-30 00:44:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-11-30 00:44:35,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:35,111 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-30 00:44:38,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2002 states and 2395 transitions. [2020-11-30 00:44:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2395 transitions. [2020-11-30 00:44:38,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-11-30 00:44:38,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:38,204 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-30 00:44:39,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:39,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2015 states and 2413 transitions. [2020-11-30 00:44:39,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2413 transitions. [2020-11-30 00:44:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-11-30 00:44:39,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:39,451 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-30 00:44:39,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2018 states and 2416 transitions. [2020-11-30 00:44:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2416 transitions. [2020-11-30 00:44:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-30 00:44:39,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:39,974 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 00:44:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2056 states and 2454 transitions. [2020-11-30 00:44:43,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2454 transitions. [2020-11-30 00:44:43,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-30 00:44:43,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:43,083 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:44:47,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2090 states and 2500 transitions. [2020-11-30 00:44:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2500 transitions. [2020-11-30 00:44:47,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-30 00:44:47,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:47,396 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:44:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2127 states and 2545 transitions. [2020-11-30 00:44:52,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2545 transitions. [2020-11-30 00:44:52,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-30 00:44:52,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:44:56,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:56,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2193 states and 2623 transitions. [2020-11-30 00:44:56,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2623 transitions. [2020-11-30 00:44:56,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-30 00:44:56,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:56,837 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:44:58,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:44:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2195 states and 2624 transitions. [2020-11-30 00:44:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2624 transitions. [2020-11-30 00:44:58,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-30 00:44:58,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:44:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:44:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:45:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2218 states and 2645 transitions. [2020-11-30 00:45:00,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2645 transitions. [2020-11-30 00:45:00,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-30 00:45:00,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:00,627 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:45:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2236 states and 2661 transitions. [2020-11-30 00:45:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2661 transitions. [2020-11-30 00:45:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-11-30 00:45:03,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:03,109 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-11-30 00:45:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2255 states and 2685 transitions. [2020-11-30 00:45:04,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2685 transitions. [2020-11-30 00:45:04,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-11-30 00:45:04,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-11-30 00:45:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2261 states and 2692 transitions. [2020-11-30 00:45:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2692 transitions. [2020-11-30 00:45:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-11-30 00:45:05,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-11-30 00:45:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2282 states and 2716 transitions. [2020-11-30 00:45:06,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2716 transitions. [2020-11-30 00:45:06,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-11-30 00:45:06,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-11-30 00:45:11,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:11,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2313 states and 2753 transitions. [2020-11-30 00:45:11,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2753 transitions. [2020-11-30 00:45:11,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-30 00:45:11,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-11-30 00:45:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2349 states and 2797 transitions. [2020-11-30 00:45:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 2797 transitions. [2020-11-30 00:45:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-30 00:45:21,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-11-30 00:45:21,429 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-11-30 00:45:22,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2325 states and 2772 transitions. [2020-11-30 00:45:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 2772 transitions. [2020-11-30 00:45:22,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-11-30 00:45:22,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:22,269 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-11-30 00:45:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2331 states and 2777 transitions. [2020-11-30 00:45:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2777 transitions. [2020-11-30 00:45:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-30 00:45:22,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:22,433 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-11-30 00:45:26,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:26,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2371 states and 2829 transitions. [2020-11-30 00:45:26,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 2829 transitions. [2020-11-30 00:45:26,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-30 00:45:26,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:26,552 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-11-30 00:45:27,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:27,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 2387 states and 2846 transitions. [2020-11-30 00:45:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2846 transitions. [2020-11-30 00:45:27,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-30 00:45:27,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:27,570 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-11-30 00:45:28,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:28,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2396 states and 2856 transitions. [2020-11-30 00:45:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 2856 transitions. [2020-11-30 00:45:28,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-11-30 00:45:28,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-11-30 00:45:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2408 states and 2870 transitions. [2020-11-30 00:45:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 2870 transitions. [2020-11-30 00:45:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-11-30 00:45:32,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-30 00:45:33,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:33,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2418 states and 2882 transitions. [2020-11-30 00:45:33,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2882 transitions. [2020-11-30 00:45:33,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-11-30 00:45:33,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-30 00:45:34,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2422 states and 2887 transitions. [2020-11-30 00:45:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 2887 transitions. [2020-11-30 00:45:34,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-11-30 00:45:34,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-30 00:45:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2425 states and 2889 transitions. [2020-11-30 00:45:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 2889 transitions. [2020-11-30 00:45:35,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-30 00:45:35,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:36,871 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 00:45:44,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 2502 states and 2975 transitions. [2020-11-30 00:45:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 2975 transitions. [2020-11-30 00:45:44,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-30 00:45:44,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:44,375 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 00:45:47,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 2567 states and 3043 transitions. [2020-11-30 00:45:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3043 transitions. [2020-11-30 00:45:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-30 00:45:47,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:48,098 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 00:45:50,274 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-30 00:45:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:51,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 2586 states and 3061 transitions. [2020-11-30 00:45:51,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 3061 transitions. [2020-11-30 00:45:51,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-30 00:45:51,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 00:45:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2603 states and 3079 transitions. [2020-11-30 00:45:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3079 transitions. [2020-11-30 00:45:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-30 00:45:53,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 00:45:54,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2606 states and 3082 transitions. [2020-11-30 00:45:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 3082 transitions. [2020-11-30 00:45:54,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-30 00:45:54,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:55,073 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 00:45:55,459 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-11-30 00:45:56,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:56,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 2610 states and 3085 transitions. [2020-11-30 00:45:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 3085 transitions. [2020-11-30 00:45:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-11-30 00:45:56,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:57,106 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-11-30 00:45:57,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:45:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 2615 states and 3089 transitions. [2020-11-30 00:45:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 3089 transitions. [2020-11-30 00:45:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-30 00:45:57,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:45:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:45:57,625 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-11-30 00:46:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:01,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2627 states and 3102 transitions. [2020-11-30 00:46:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 3102 transitions. [2020-11-30 00:46:01,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-30 00:46:01,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-11-30 00:46:08,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:08,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 2693 states and 3180 transitions. [2020-11-30 00:46:08,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3180 transitions. [2020-11-30 00:46:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-30 00:46:08,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-11-30 00:46:10,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:10,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 2716 states and 3201 transitions. [2020-11-30 00:46:10,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3201 transitions. [2020-11-30 00:46:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-30 00:46:10,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-11-30 00:46:13,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2719 states and 3202 transitions. [2020-11-30 00:46:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 3202 transitions. [2020-11-30 00:46:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-30 00:46:13,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:13,386 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-11-30 00:46:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:14,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 2723 states and 3206 transitions. [2020-11-30 00:46:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3206 transitions. [2020-11-30 00:46:14,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-11-30 00:46:14,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:15,219 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-11-30 00:46:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 2732 states and 3220 transitions. [2020-11-30 00:46:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3220 transitions. [2020-11-30 00:46:18,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-11-30 00:46:18,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-11-30 00:46:22,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:22,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 2742 states and 3236 transitions. [2020-11-30 00:46:22,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3236 transitions. [2020-11-30 00:46:22,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-30 00:46:22,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-11-30 00:46:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2755 states and 3253 transitions. [2020-11-30 00:46:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3253 transitions. [2020-11-30 00:46:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-11-30 00:46:25,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-11-30 00:46:30,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 2766 states and 3266 transitions. [2020-11-30 00:46:30,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3266 transitions. [2020-11-30 00:46:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-11-30 00:46:30,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:30,899 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-11-30 00:46:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:32,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 2769 states and 3268 transitions. [2020-11-30 00:46:32,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 3268 transitions. [2020-11-30 00:46:32,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-11-30 00:46:32,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-11-30 00:46:33,016 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2020-11-30 00:46:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2778 states and 3276 transitions. [2020-11-30 00:46:35,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3276 transitions. [2020-11-30 00:46:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-11-30 00:46:35,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-11-30 00:46:39,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:39,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 2788 states and 3285 transitions. [2020-11-30 00:46:39,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3285 transitions. [2020-11-30 00:46:39,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:39,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-11-30 00:46:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:39,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2800 states and 3298 transitions. [2020-11-30 00:46:39,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3298 transitions. [2020-11-30 00:46:39,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:39,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:39,980 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:42,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 2838 states and 3342 transitions. [2020-11-30 00:46:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 3342 transitions. [2020-11-30 00:46:42,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:42,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:43,105 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 2870 states and 3381 transitions. [2020-11-30 00:46:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 3381 transitions. [2020-11-30 00:46:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:46,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:48,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 2871 states and 3384 transitions. [2020-11-30 00:46:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 3384 transitions. [2020-11-30 00:46:48,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:48,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:48,589 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:50,349 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-11-30 00:46:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:52,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 2903 states and 3421 transitions. [2020-11-30 00:46:52,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 3421 transitions. [2020-11-30 00:46:52,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:52,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:54,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 2905 states and 3422 transitions. [2020-11-30 00:46:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3422 transitions. [2020-11-30 00:46:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:54,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:54,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 2930 states and 3448 transitions. [2020-11-30 00:46:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 3448 transitions. [2020-11-30 00:46:56,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:56,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:58,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:58,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 2932 states and 3449 transitions. [2020-11-30 00:46:58,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 3449 transitions. [2020-11-30 00:46:58,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:58,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:58,171 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:46:59,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:46:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 2933 states and 3452 transitions. [2020-11-30 00:46:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 3452 transitions. [2020-11-30 00:46:59,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:46:59,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:46:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:46:59,911 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:47:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:47:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 2955 states and 3476 transitions. [2020-11-30 00:47:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 3476 transitions. [2020-11-30 00:47:04,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-30 00:47:04,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:47:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:47:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-11-30 00:47:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:47:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 2974 states and 3495 transitions. [2020-11-30 00:47:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 3495 transitions. [2020-11-30 00:47:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-11-30 00:47:06,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:47:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:47:06,424 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 191 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-11-30 00:47:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:47:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 2992 states and 3515 transitions. [2020-11-30 00:47:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 3515 transitions. [2020-11-30 00:47:13,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-11-30 00:47:13,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:47:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:47:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-11-30 00:47:18,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:47:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 3056 states and 3582 transitions. [2020-11-30 00:47:18,759 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 3582 transitions. [2020-11-30 00:47:18,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-11-30 00:47:18,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:47:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:47:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 32 proven. 245 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-30 00:47:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:47:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 3053 states and 3577 transitions. [2020-11-30 00:47:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 3577 transitions. [2020-11-30 00:47:21,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:47:21,446 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 152 iterations. [2020-11-30 00:47:21,453 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-30 00:47:21,907 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2020-11-30 00:47:22,616 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:23,064 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 23 [2020-11-30 00:47:23,461 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 23 [2020-11-30 00:47:24,010 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 42 [2020-11-30 00:47:24,437 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 23 [2020-11-30 00:47:25,135 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2020-11-30 00:47:25,764 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 23 [2020-11-30 00:47:26,473 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:26,875 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 23 [2020-11-30 00:47:27,301 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 23 [2020-11-30 00:47:27,773 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 23 [2020-11-30 00:47:28,388 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 42 [2020-11-30 00:47:28,821 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 23 [2020-11-30 00:47:29,538 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:30,225 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 42 [2020-11-30 00:47:30,922 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 23 [2020-11-30 00:47:31,306 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2020-11-30 00:47:31,738 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 23 [2020-11-30 00:47:32,249 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 23 [2020-11-30 00:47:32,948 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2020-11-30 00:47:33,236 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 23 [2020-11-30 00:47:33,934 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:34,349 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 23 [2020-11-30 00:47:34,820 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 23 [2020-11-30 00:47:35,685 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-11-30 00:47:35,868 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 23 [2020-11-30 00:47:36,381 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 23 [2020-11-30 00:47:37,067 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 42 [2020-11-30 00:47:37,581 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 23 [2020-11-30 00:47:37,974 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 23 [2020-11-30 00:47:38,189 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 23 [2020-11-30 00:47:38,366 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 23 [2020-11-30 00:47:38,822 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 23 [2020-11-30 00:47:39,216 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 23 [2020-11-30 00:47:39,695 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 23 [2020-11-30 00:47:40,177 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 23 [2020-11-30 00:47:40,281 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 11 [2020-11-30 00:47:40,987 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 23 [2020-11-30 00:47:41,354 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 23 [2020-11-30 00:47:41,649 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 23 [2020-11-30 00:47:42,078 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 23 [2020-11-30 00:47:42,794 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:43,088 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 23 [2020-11-30 00:47:43,548 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 23 [2020-11-30 00:47:44,231 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-11-30 00:47:44,708 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 23 [2020-11-30 00:47:45,421 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-11-30 00:47:45,899 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 23 [2020-11-30 00:47:46,773 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:47,231 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 23 [2020-11-30 00:47:47,695 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 23 [2020-11-30 00:47:48,411 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:48,781 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 23 [2020-11-30 00:47:49,147 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 23 [2020-11-30 00:47:49,829 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-11-30 00:47:50,320 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 23 [2020-11-30 00:47:51,052 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2020-11-30 00:47:51,541 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 23 [2020-11-30 00:47:51,721 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 23 [2020-11-30 00:47:52,204 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 23 [2020-11-30 00:47:52,457 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 23 [2020-11-30 00:47:53,090 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 23 [2020-11-30 00:47:53,470 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 23 [2020-11-30 00:47:54,052 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 42 [2020-11-30 00:47:54,583 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 23 [2020-11-30 00:47:55,282 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-11-30 00:47:55,811 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 23 [2020-11-30 00:47:56,494 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-11-30 00:47:56,959 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 23 [2020-11-30 00:47:57,435 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 23 [2020-11-30 00:47:58,002 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 42 [2020-11-30 00:47:58,702 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 42 [2020-11-30 00:47:58,884 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 23 [2020-11-30 00:47:59,737 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2020-11-30 00:48:00,456 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2020-11-30 00:48:00,773 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 23 [2020-11-30 00:48:01,211 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 23 [2020-11-30 00:48:01,621 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 23 [2020-11-30 00:48:01,622 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-30 00:48:01,626 INFO L569 CodeCheckObserver]: Invariant with dag size 23 [2020-11-30 00:48:01,634 INFO L569 CodeCheckObserver]: Invariant with dag size 23 [2020-11-30 00:48:01,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 12:48:01 ImpRootNode [2020-11-30 00:48:01,636 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 00:48:01,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:48:01,637 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:48:01,637 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:48:01,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:43:03" (3/4) ... [2020-11-30 00:48:01,642 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:48:01,669 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 113 nodes and edges [2020-11-30 00:48:01,671 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-11-30 00:48:01,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 00:48:01,675 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-30 00:48:01,839 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cc168100-bdaf-43d7-903f-08d9805ac98b/bin/ukojak/witness.graphml [2020-11-30 00:48:01,839 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:48:01,841 INFO L168 Benchmark]: Toolchain (without parser) took 302802.81 ms. Allocated memory was 107.0 MB in the beginning and 4.4 GB in the end (delta: 4.3 GB). Free memory was 75.8 MB in the beginning and 3.9 GB in the end (delta: -3.9 GB). Peak memory consumption was 462.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:48:01,842 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:48:01,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 821.25 ms. Allocated memory is still 107.0 MB. Free memory was 75.8 MB in the beginning and 68.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:48:01,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.32 ms. Allocated memory is still 107.0 MB. Free memory was 68.6 MB in the beginning and 63.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:48:01,843 INFO L168 Benchmark]: Boogie Preprocessor took 87.76 ms. Allocated memory is still 107.0 MB. Free memory was 63.4 MB in the beginning and 59.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:48:01,844 INFO L168 Benchmark]: RCFGBuilder took 3114.72 ms. Allocated memory was 107.0 MB in the beginning and 153.1 MB in the end (delta: 46.1 MB). Free memory was 59.2 MB in the beginning and 67.1 MB in the end (delta: -8.0 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:48:01,845 INFO L168 Benchmark]: CodeCheck took 298476.22 ms. Allocated memory was 153.1 MB in the beginning and 4.4 GB in the end (delta: 4.3 GB). Free memory was 66.1 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 848.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:48:01,845 INFO L168 Benchmark]: Witness Printer took 202.68 ms. Allocated memory is still 4.4 GB. Free memory was 4.0 GB in the beginning and 3.9 GB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:48:01,848 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, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 258.2s, OverallIterations: 152, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 75497476 SDtfs, -2024255178 SDslu, 1453527106 SDs, 0 SdLazy, 1655151358 SolverSat, 37837462 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1305.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179862 GetRequests, 172169 SyntacticMatches, 6375 SemanticMatches, 1318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1067838 ImplicationChecksByTransitivity, 213.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 26012 NumberOfCodeBlocks, 26012 NumberOfCodeBlocksAsserted, 151 NumberOfCheckSat, 25861 ConstructedInterpolants, 0 QuantifiedInterpolants, 14780000 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 151 InterpolantComputations, 127 PerfectInterpolantSequences, 20153/20809 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: 12]: 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: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (((a19 == 1 || ((a21 == 1 && a28 == 9) && a11 == 1)) || !(7 == a17)) || ((a21 == 1 && !(a11 == 1)) && a28 == 10)) || !(a25 == 1) - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (((a19 == 1 || ((a21 == 1 && a28 == 9) && a11 == 1)) || !(7 == a17)) || ((a21 == 1 && !(a11 == 1)) && a28 == 10)) || !(a25 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 39.5 MB in the beginning and 39.5 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 821.25 ms. Allocated memory is still 107.0 MB. Free memory was 75.8 MB in the beginning and 68.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.32 ms. Allocated memory is still 107.0 MB. Free memory was 68.6 MB in the beginning and 63.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.76 ms. Allocated memory is still 107.0 MB. Free memory was 63.4 MB in the beginning and 59.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3114.72 ms. Allocated memory was 107.0 MB in the beginning and 153.1 MB in the end (delta: 46.1 MB). Free memory was 59.2 MB in the beginning and 67.1 MB in the end (delta: -8.0 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. * CodeCheck took 298476.22 ms. Allocated memory was 153.1 MB in the beginning and 4.4 GB in the end (delta: 4.3 GB). Free memory was 66.1 MB in the beginning and 4.0 GB in the end (delta: -3.9 GB). Peak memory consumption was 848.8 MB. Max. memory is 16.1 GB. * Witness Printer took 202.68 ms. Allocated memory is still 4.4 GB. Free memory was 4.0 GB in the beginning and 3.9 GB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...