./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive/recHanoi01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/recHanoi01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85b02fad28964214b0cd332ac12fce3136c6c5e9247130ab67f1c2c3baea22f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:46:48,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:46:48,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:46:48,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:46:48,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:46:48,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:46:48,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:46:48,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:46:48,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:46:48,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:46:48,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:46:48,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:46:48,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:46:48,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:46:48,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:46:48,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:46:48,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:46:48,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:46:48,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:46:48,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:46:48,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:46:48,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:46:48,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:46:48,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:46:48,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:46:48,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:46:48,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:46:48,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:46:48,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:46:48,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:46:48,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:46:48,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:46:48,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:46:48,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:46:48,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:46:48,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:46:48,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:46:48,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:46:48,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:46:48,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:46:48,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:46:48,989 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:46:49,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:46:49,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:46:49,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:46:49,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:46:49,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:46:49,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:46:49,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:46:49,031 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:46:49,032 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:46:49,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:46:49,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:46:49,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:46:49,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:46:49,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:46:49,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:46:49,040 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:46:49,041 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:46:49,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:46:49,041 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:46:49,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:46:49,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:46:49,042 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:46:49,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:46:49,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:46:49,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:46:49,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:46:49,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:46:49,043 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:46:49,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:46:49,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:46:49,044 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_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85b02fad28964214b0cd332ac12fce3136c6c5e9247130ab67f1c2c3baea22f9 [2021-11-23 01:46:49,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:46:49,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:46:49,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:46:49,337 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:46:49,338 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:46:49,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/recursive/recHanoi01.c [2021-11-23 01:46:49,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/data/f719223b4/a81b6c9489c74c1f87c076e8c088ab33/FLAG110853a58 [2021-11-23 01:46:49,947 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:46:49,947 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/sv-benchmarks/c/recursive/recHanoi01.c [2021-11-23 01:46:49,954 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/data/f719223b4/a81b6c9489c74c1f87c076e8c088ab33/FLAG110853a58 [2021-11-23 01:46:50,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/data/f719223b4/a81b6c9489c74c1f87c076e8c088ab33 [2021-11-23 01:46:50,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:46:50,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:46:50,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:46:50,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:46:50,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:46:50,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2148a3c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50, skipping insertion in model container [2021-11-23 01:46:50,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:46:50,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:46:50,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/sv-benchmarks/c/recursive/recHanoi01.c[1213,1226] [2021-11-23 01:46:50,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:46:50,598 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:46:50,615 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/sv-benchmarks/c/recursive/recHanoi01.c[1213,1226] [2021-11-23 01:46:50,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:46:50,628 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:46:50,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50 WrapperNode [2021-11-23 01:46:50,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:46:50,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:46:50,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:46:50,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:46:50,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,660 INFO L137 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2021-11-23 01:46:50,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:46:50,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:46:50,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:46:50,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:46:50,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:46:50,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:46:50,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:46:50,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:46:50,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:50" (1/1) ... [2021-11-23 01:46:50,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:46:50,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:46:50,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:46:50,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ea6d55-b7fa-4359-9045-24351cbd895e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:46:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:46:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure applyHanoi [2021-11-23 01:46:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure applyHanoi [2021-11-23 01:46:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2021-11-23 01:46:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2021-11-23 01:46:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:46:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:46:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:46:50,838 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:46:50,840 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:46:51,027 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:46:51,047 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:46:51,047 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:46:51,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:51 BoogieIcfgContainer [2021-11-23 01:46:51,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:46:51,051 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:46:51,051 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:46:51,061 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:46:51,062 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:51" (1/1) ... [2021-11-23 01:46:51,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:46:51,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2021-11-23 01:46:51,157 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2021-11-23 01:46:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:46:51,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:51,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 54 transitions. [2021-11-23 01:46:51,468 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2021-11-23 01:46:51,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:46:51,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:51,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 55 transitions. [2021-11-23 01:46:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2021-11-23 01:46:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:46:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 63 transitions. [2021-11-23 01:46:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2021-11-23 01:46:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:46:52,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:52,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:52,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 72 transitions. [2021-11-23 01:46:52,860 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2021-11-23 01:46:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:46:52,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:52,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:53,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 84 transitions. [2021-11-23 01:46:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2021-11-23 01:46:53,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:46:53,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 97 transitions. [2021-11-23 01:46:54,160 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2021-11-23 01:46:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:46:54,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:54,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:46:54,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:54,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 72 states and 99 transitions. [2021-11-23 01:46:54,470 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2021-11-23 01:46:54,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:46:54,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:54,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:55,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 108 transitions. [2021-11-23 01:46:55,359 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2021-11-23 01:46:55,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:46:55,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:46:55,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 111 transitions. [2021-11-23 01:46:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2021-11-23 01:46:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:46:55,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,829 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:56,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 125 transitions. [2021-11-23 01:46:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2021-11-23 01:46:56,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:56,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:56,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:56,736 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:57,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:57,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 92 states and 153 transitions. [2021-11-23 01:46:57,502 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 153 transitions. [2021-11-23 01:46:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:57,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:57,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 99 states and 177 transitions. [2021-11-23 01:46:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 177 transitions. [2021-11-23 01:46:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:46:58,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:58,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 101 states and 178 transitions. [2021-11-23 01:46:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 178 transitions. [2021-11-23 01:46:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:46:58,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 104 states and 187 transitions. [2021-11-23 01:46:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 187 transitions. [2021-11-23 01:46:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:46:58,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:59,042 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:59,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:59,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 106 states and 188 transitions. [2021-11-23 01:46:59,238 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 188 transitions. [2021-11-23 01:46:59,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:46:59,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:59,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:47:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:00,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 111 states and 221 transitions. [2021-11-23 01:47:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2021-11-23 01:47:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:00,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:00,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:00,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 111 states and 219 transitions. [2021-11-23 01:47:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2021-11-23 01:47:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:00,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:00,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 115 states and 229 transitions. [2021-11-23 01:47:01,761 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2021-11-23 01:47:01,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:01,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:01,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 117 states and 230 transitions. [2021-11-23 01:47:02,042 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 230 transitions. [2021-11-23 01:47:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:02,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:02,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 120 states and 241 transitions. [2021-11-23 01:47:02,380 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 241 transitions. [2021-11-23 01:47:02,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:02,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 120 states and 239 transitions. [2021-11-23 01:47:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2021-11-23 01:47:02,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:02,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:04,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 127 states and 258 transitions. [2021-11-23 01:47:04,179 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 258 transitions. [2021-11-23 01:47:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:04,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:47:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 136 states and 307 transitions. [2021-11-23 01:47:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 307 transitions. [2021-11-23 01:47:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:06,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,226 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:47:06,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 138 states and 351 transitions. [2021-11-23 01:47:06,648 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 351 transitions. [2021-11-23 01:47:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:06,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,687 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 141 states and 384 transitions. [2021-11-23 01:47:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 384 transitions. [2021-11-23 01:47:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:07,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:09,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 148 states and 424 transitions. [2021-11-23 01:47:09,146 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 424 transitions. [2021-11-23 01:47:09,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:09,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:09,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 151 states and 426 transitions. [2021-11-23 01:47:09,835 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 426 transitions. [2021-11-23 01:47:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:09,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 153 states and 427 transitions. [2021-11-23 01:47:10,131 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 427 transitions. [2021-11-23 01:47:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:47:10,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:10,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:47:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 156 states and 430 transitions. [2021-11-23 01:47:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 430 transitions. [2021-11-23 01:47:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:47:11,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:11,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:11,390 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 159 states and 432 transitions. [2021-11-23 01:47:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 432 transitions. [2021-11-23 01:47:12,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:47:12,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:12,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:13,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 162 states and 442 transitions. [2021-11-23 01:47:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 442 transitions. [2021-11-23 01:47:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:47:13,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,454 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:47:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 162 states and 440 transitions. [2021-11-23 01:47:13,895 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 440 transitions. [2021-11-23 01:47:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:47:13,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:14,157 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:15,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:15,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 166 states and 451 transitions. [2021-11-23 01:47:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 451 transitions. [2021-11-23 01:47:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:47:15,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:15,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:16,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 169 states and 453 transitions. [2021-11-23 01:47:16,351 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 453 transitions. [2021-11-23 01:47:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:47:16,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:16,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 174 states and 517 transitions. [2021-11-23 01:47:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 517 transitions. [2021-11-23 01:47:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:47:18,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:18,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:47:18,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 174 states and 515 transitions. [2021-11-23 01:47:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 515 transitions. [2021-11-23 01:47:18,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:47:18,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:18,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:21,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 181 states and 537 transitions. [2021-11-23 01:47:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 537 transitions. [2021-11-23 01:47:21,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:47:21,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:21,169 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 184 states and 585 transitions. [2021-11-23 01:47:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 585 transitions. [2021-11-23 01:47:22,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:47:22,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:22,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:24,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:24,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 191 states and 633 transitions. [2021-11-23 01:47:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 633 transitions. [2021-11-23 01:47:24,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:47:24,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:24,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:25,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 194 states and 635 transitions. [2021-11-23 01:47:25,442 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 635 transitions. [2021-11-23 01:47:25,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:47:25,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:25,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 197 states and 637 transitions. [2021-11-23 01:47:26,214 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 637 transitions. [2021-11-23 01:47:26,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:47:26,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:26,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 199 states and 638 transitions. [2021-11-23 01:47:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 638 transitions. [2021-11-23 01:47:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:47:26,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:26,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:27,093 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:27,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 202 states and 640 transitions. [2021-11-23 01:47:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 640 transitions. [2021-11-23 01:47:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:47:27,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:27,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:28,296 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:47:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:31,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 208 states and 790 transitions. [2021-11-23 01:47:31,123 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 790 transitions. [2021-11-23 01:47:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:47:31,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:31,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:47:32,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 209 states and 871 transitions. [2021-11-23 01:47:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 871 transitions. [2021-11-23 01:47:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:47:32,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:32,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:32,426 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:47:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:34,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 212 states and 893 transitions. [2021-11-23 01:47:34,029 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 893 transitions. [2021-11-23 01:47:34,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:47:34,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:34,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 01:47:34,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:34,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 213 states and 895 transitions. [2021-11-23 01:47:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 895 transitions. [2021-11-23 01:47:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:47:34,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:34,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:34,917 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:37,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 220 states and 910 transitions. [2021-11-23 01:47:37,774 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 910 transitions. [2021-11-23 01:47:37,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:47:37,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:37,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,063 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:47:40,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 226 states and 1092 transitions. [2021-11-23 01:47:40,868 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 1092 transitions. [2021-11-23 01:47:40,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:47:40,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:47:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 227 states and 1194 transitions. [2021-11-23 01:47:42,493 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1194 transitions. [2021-11-23 01:47:42,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:47:42,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:47:43,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 230 states and 1230 transitions. [2021-11-23 01:47:43,767 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1230 transitions. [2021-11-23 01:47:43,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:47:43,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:47:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 230 states and 1226 transitions. [2021-11-23 01:47:44,303 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1226 transitions. [2021-11-23 01:47:44,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:47:44,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:47,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 237 states and 1252 transitions. [2021-11-23 01:47:47,457 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1252 transitions. [2021-11-23 01:47:47,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:47:47,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:47,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:47,673 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:47:50,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 244 states and 1279 transitions. [2021-11-23 01:47:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1279 transitions. [2021-11-23 01:47:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:47:50,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:50,774 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:47:51,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:51,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 243 states and 1261 transitions. [2021-11-23 01:47:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 1261 transitions. [2021-11-23 01:47:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:47:51,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:51,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:53,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 246 states and 1369 transitions. [2021-11-23 01:47:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 1369 transitions. [2021-11-23 01:47:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:47:53,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:54,172 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 253 states and 1433 transitions. [2021-11-23 01:47:55,882 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 1433 transitions. [2021-11-23 01:47:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:47:55,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:55,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:55,924 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:57,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:57,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 256 states and 1435 transitions. [2021-11-23 01:47:57,017 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 1435 transitions. [2021-11-23 01:47:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:47:57,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:57,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:58,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 259 states and 1440 transitions. [2021-11-23 01:47:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 1440 transitions. [2021-11-23 01:47:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:47:58,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:58,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:59,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 261 states and 1441 transitions. [2021-11-23 01:47:59,016 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1441 transitions. [2021-11-23 01:47:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:47:59,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:59,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:00,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 264 states and 1443 transitions. [2021-11-23 01:48:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 1443 transitions. [2021-11-23 01:48:00,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:48:00,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:01,111 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 70 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:02,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 267 states and 1445 transitions. [2021-11-23 01:48:02,288 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1445 transitions. [2021-11-23 01:48:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:02,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:48:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 270 states and 1453 transitions. [2021-11-23 01:48:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 1453 transitions. [2021-11-23 01:48:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:02,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,950 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:48:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 273 states and 1461 transitions. [2021-11-23 01:48:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1461 transitions. [2021-11-23 01:48:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:48:03,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:03,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:48:06,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:06,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 277 states and 1500 transitions. [2021-11-23 01:48:06,665 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1500 transitions. [2021-11-23 01:48:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:06,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:06,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:06,742 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:48:08,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 280 states and 1538 transitions. [2021-11-23 01:48:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 1538 transitions. [2021-11-23 01:48:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:08,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,705 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 01:48:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 281 states and 1540 transitions. [2021-11-23 01:48:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1540 transitions. [2021-11-23 01:48:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:09,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:09,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:48:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 281 states and 1539 transitions. [2021-11-23 01:48:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1539 transitions. [2021-11-23 01:48:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:10,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:10,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:13,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 285 states and 1553 transitions. [2021-11-23 01:48:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 1553 transitions. [2021-11-23 01:48:13,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:13,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 288 states and 1555 transitions. [2021-11-23 01:48:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1555 transitions. [2021-11-23 01:48:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:48:15,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:48:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 287 states and 1530 transitions. [2021-11-23 01:48:15,668 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1530 transitions. [2021-11-23 01:48:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:48:15,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:48:27,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:27,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 291 states and 1757 transitions. [2021-11-23 01:48:27,078 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 1757 transitions. [2021-11-23 01:48:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:48:27,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:27,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:27,284 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:48:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:29,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 295 states and 1792 transitions. [2021-11-23 01:48:29,174 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1792 transitions. [2021-11-23 01:48:29,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:48:29,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:29,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:29,196 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 29 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:48:31,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 298 states and 1833 transitions. [2021-11-23 01:48:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1833 transitions. [2021-11-23 01:48:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:48:31,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:48:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 298 states and 1829 transitions. [2021-11-23 01:48:31,819 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1829 transitions. [2021-11-23 01:48:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:48:31,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:48:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:33,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 298 states and 1828 transitions. [2021-11-23 01:48:33,670 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1828 transitions. [2021-11-23 01:48:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:48:33,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:33,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:33,875 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:48:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:34,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 298 states and 1827 transitions. [2021-11-23 01:48:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1827 transitions. [2021-11-23 01:48:34,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:48:34,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:34,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:35,084 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:39,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 305 states and 1856 transitions. [2021-11-23 01:48:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1856 transitions. [2021-11-23 01:48:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:48:39,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:39,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:48:41,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:41,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 307 states and 1839 transitions. [2021-11-23 01:48:41,465 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1839 transitions. [2021-11-23 01:48:41,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:41,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:41,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:48:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:43,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 309 states and 2134 transitions. [2021-11-23 01:48:43,820 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 2134 transitions. [2021-11-23 01:48:43,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:48:43,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:43,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:43,864 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:48:48,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 316 states and 2169 transitions. [2021-11-23 01:48:48,856 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 2169 transitions. [2021-11-23 01:48:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:48,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:48,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:48:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:49,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 316 states and 2169 transitions. [2021-11-23 01:48:49,192 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 2169 transitions. [2021-11-23 01:48:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:49,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:49,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:49,276 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:48:50,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 315 states and 2143 transitions. [2021-11-23 01:48:50,180 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 2143 transitions. [2021-11-23 01:48:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:50,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:48:50,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 315 states and 2143 transitions. [2021-11-23 01:48:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 2143 transitions. [2021-11-23 01:48:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:50,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,615 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:48:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 315 states and 2143 transitions. [2021-11-23 01:48:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 2143 transitions. [2021-11-23 01:48:50,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:50,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:48:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 315 states and 2143 transitions. [2021-11-23 01:48:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 2143 transitions. [2021-11-23 01:48:51,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:51,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:48:51,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 315 states and 2143 transitions. [2021-11-23 01:48:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 2143 transitions. [2021-11-23 01:48:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:48:51,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:51,808 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:48:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 315 states and 2142 transitions. [2021-11-23 01:48:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 2142 transitions. [2021-11-23 01:48:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:48:53,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:48:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:54,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 314 states and 2116 transitions. [2021-11-23 01:48:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 2116 transitions. [2021-11-23 01:48:54,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:48:54,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:54,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:57,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 317 states and 2269 transitions. [2021-11-23 01:48:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 2269 transitions. [2021-11-23 01:48:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:48:57,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:57,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:00,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 324 states and 2357 transitions. [2021-11-23 01:49:00,620 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 2357 transitions. [2021-11-23 01:49:00,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:49:00,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:00,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:02,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 327 states and 2362 transitions. [2021-11-23 01:49:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 2362 transitions. [2021-11-23 01:49:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:49:02,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:02,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:02,877 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:03,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 329 states and 2363 transitions. [2021-11-23 01:49:03,543 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 2363 transitions. [2021-11-23 01:49:03,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:49:03,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:03,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:03,587 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 332 states and 2365 transitions. [2021-11-23 01:49:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 2365 transitions. [2021-11-23 01:49:05,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:49:05,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:05,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:05,079 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 335 states and 2367 transitions. [2021-11-23 01:49:06,381 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 2367 transitions. [2021-11-23 01:49:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:49:06,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:06,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:06,424 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 338 states and 2369 transitions. [2021-11-23 01:49:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 2369 transitions. [2021-11-23 01:49:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:49:07,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:07,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 105 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:10,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 341 states and 2371 transitions. [2021-11-23 01:49:10,376 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 2371 transitions. [2021-11-23 01:49:10,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:49:10,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:11,626 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 17 proven. 44 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:49:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:16,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 350 states and 2635 transitions. [2021-11-23 01:49:16,494 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 2635 transitions. [2021-11-23 01:49:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:49:16,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:16,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:16,544 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 98 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:49:20,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:20,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 354 states and 2691 transitions. [2021-11-23 01:49:20,655 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 2691 transitions. [2021-11-23 01:49:20,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:49:20,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:20,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,903 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:49:23,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:23,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 357 states and 2752 transitions. [2021-11-23 01:49:23,505 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 2752 transitions. [2021-11-23 01:49:23,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:49:23,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:23,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:23,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:23,556 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 98 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:49:25,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:25,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 357 states and 2751 transitions. [2021-11-23 01:49:25,262 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 2751 transitions. [2021-11-23 01:49:25,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:49:25,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:25,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-11-23 01:49:26,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:26,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 357 states and 2746 transitions. [2021-11-23 01:49:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 2746 transitions. [2021-11-23 01:49:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:49:26,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:26,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 98 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:49:27,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:27,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 357 states and 2745 transitions. [2021-11-23 01:49:27,976 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 2745 transitions. [2021-11-23 01:49:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:49:27,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:27,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:27,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:33,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 362 states and 2762 transitions. [2021-11-23 01:49:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 2762 transitions. [2021-11-23 01:49:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:49:33,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:33,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:33,585 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:34,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:34,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 364 states and 2763 transitions. [2021-11-23 01:49:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 2763 transitions. [2021-11-23 01:49:34,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:49:34,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:34,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 98 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:49:35,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 363 states and 2722 transitions. [2021-11-23 01:49:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 2722 transitions. [2021-11-23 01:49:35,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:49:35,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:35,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 70 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:49:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:42,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 370 states and 2784 transitions. [2021-11-23 01:49:42,821 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 2784 transitions. [2021-11-23 01:49:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:49:42,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:42,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:42,874 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 70 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:49:44,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:44,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 372 states and 2784 transitions. [2021-11-23 01:49:44,725 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 2784 transitions. [2021-11-23 01:49:44,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:49:44,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:44,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:49:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 376 states and 2825 transitions. [2021-11-23 01:49:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 2825 transitions. [2021-11-23 01:49:47,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:49:47,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:47,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:49,396 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 101 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:49:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 380 states and 2880 transitions. [2021-11-23 01:49:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 2880 transitions. [2021-11-23 01:49:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:49:53,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 101 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:49:55,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 380 states and 2879 transitions. [2021-11-23 01:49:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 2879 transitions. [2021-11-23 01:49:55,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:49:55,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:55,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:49:56,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 378 states and 2815 transitions. [2021-11-23 01:49:56,797 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 2815 transitions. [2021-11-23 01:49:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:49:56,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:49:59,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 382 states and 2860 transitions. [2021-11-23 01:49:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 2860 transitions. [2021-11-23 01:49:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:49:59,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:59,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:50:02,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 385 states and 2921 transitions. [2021-11-23 01:50:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 2921 transitions. [2021-11-23 01:50:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:50:02,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:02,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 01:50:03,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 385 states and 2916 transitions. [2021-11-23 01:50:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 2916 transitions. [2021-11-23 01:50:03,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:50:03,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:03,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:09,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:09,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 392 states and 2949 transitions. [2021-11-23 01:50:09,652 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 2949 transitions. [2021-11-23 01:50:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:50:09,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:09,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 60 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:50:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 391 states and 2916 transitions. [2021-11-23 01:50:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 2916 transitions. [2021-11-23 01:50:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:50:10,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:10,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:50:13,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 396 states and 3203 transitions. [2021-11-23 01:50:13,689 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 3203 transitions. [2021-11-23 01:50:13,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:50:13,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:13,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:13,727 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:50:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 398 states and 3455 transitions. [2021-11-23 01:50:15,468 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 3455 transitions. [2021-11-23 01:50:15,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:50:15,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:15,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 10 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:50:17,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:17,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 400 states and 3719 transitions. [2021-11-23 01:50:17,478 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 3719 transitions. [2021-11-23 01:50:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:50:17,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:17,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:17,521 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:50:22,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:22,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 403 states and 3722 transitions. [2021-11-23 01:50:22,221 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 3722 transitions. [2021-11-23 01:50:22,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:50:22,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:22,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:50:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:25,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 408 states and 4023 transitions. [2021-11-23 01:50:25,003 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 4023 transitions. [2021-11-23 01:50:25,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:50:25,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:25,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:25,048 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 60 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:50:25,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 408 states and 4023 transitions. [2021-11-23 01:50:25,125 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 4023 transitions. [2021-11-23 01:50:25,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:50:25,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:25,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:25,172 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 17 proven. 44 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:50:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:26,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 411 states and 4030 transitions. [2021-11-23 01:50:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 4030 transitions. [2021-11-23 01:50:26,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:50:26,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:26,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:50:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:30,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4659 states to 415 states and 4072 transitions. [2021-11-23 01:50:30,177 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 4072 transitions. [2021-11-23 01:50:30,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:50:30,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:30,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:30,252 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 67 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:50:32,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:32,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 415 states and 4071 transitions. [2021-11-23 01:50:32,620 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 4071 transitions. [2021-11-23 01:50:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:50:32,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:32,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:32,661 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:50:34,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:34,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 415 states and 4070 transitions. [2021-11-23 01:50:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 4070 transitions. [2021-11-23 01:50:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:50:34,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:34,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:34,535 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:50:35,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4655 states to 414 states and 4032 transitions. [2021-11-23 01:50:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 4032 transitions. [2021-11-23 01:50:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:50:35,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:35,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:35,561 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 47 proven. 13 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:50:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:38,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 416 states and 4232 transitions. [2021-11-23 01:50:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 4232 transitions. [2021-11-23 01:50:38,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:50:38,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:38,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:38,270 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 47 proven. 13 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:50:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 415 states and 4194 transitions. [2021-11-23 01:50:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 4194 transitions. [2021-11-23 01:50:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:39,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:39,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:39,244 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:44,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 418 states and 4532 transitions. [2021-11-23 01:50:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 4532 transitions. [2021-11-23 01:50:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:44,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:44,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:44,900 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5347 states to 425 states and 4654 transitions. [2021-11-23 01:50:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 4654 transitions. [2021-11-23 01:50:48,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:48,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:48,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:48,921 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5349 states to 428 states and 4656 transitions. [2021-11-23 01:50:50,736 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 4656 transitions. [2021-11-23 01:50:50,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:50,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:50,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:50,778 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5351 states to 431 states and 4658 transitions. [2021-11-23 01:50:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 4658 transitions. [2021-11-23 01:50:52,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:52,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:52,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:52,818 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5353 states to 434 states and 4660 transitions. [2021-11-23 01:50:54,639 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 4660 transitions. [2021-11-23 01:50:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:54,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:54,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:56,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:56,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5355 states to 437 states and 4662 transitions. [2021-11-23 01:50:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 4662 transitions. [2021-11-23 01:50:56,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:56,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:56,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:56,698 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:59,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5360 states to 440 states and 4667 transitions. [2021-11-23 01:50:59,850 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 4667 transitions. [2021-11-23 01:50:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:59,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:59,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:00,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5361 states to 442 states and 4668 transitions. [2021-11-23 01:51:00,832 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 4668 transitions. [2021-11-23 01:51:00,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:51:00,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:00,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:02,962 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 147 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:04,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5363 states to 445 states and 4670 transitions. [2021-11-23 01:51:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 4670 transitions. [2021-11-23 01:51:04,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:51:04,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:04,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 51 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:51:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5365 states to 447 states and 4672 transitions. [2021-11-23 01:51:05,665 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 4672 transitions. [2021-11-23 01:51:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:51:05,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:05,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:51:11,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5442 states to 451 states and 4745 transitions. [2021-11-23 01:51:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 4745 transitions. [2021-11-23 01:51:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:51:11,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:11,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 37 proven. 1 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:51:15,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:15,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5517 states to 454 states and 4805 transitions. [2021-11-23 01:51:15,273 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 4805 transitions. [2021-11-23 01:51:15,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:51:15,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:15,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-23 01:51:16,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5519 states to 455 states and 4807 transitions. [2021-11-23 01:51:16,461 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 4807 transitions. [2021-11-23 01:51:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:51:16,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:16,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:51:17,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5518 states to 455 states and 4806 transitions. [2021-11-23 01:51:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 4806 transitions. [2021-11-23 01:51:17,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:51:17,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:17,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:23,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 459 states and 4823 transitions. [2021-11-23 01:51:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 4823 transitions. [2021-11-23 01:51:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:51:23,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:23,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:23,854 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 462 states and 4825 transitions. [2021-11-23 01:51:26,581 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 4825 transitions. [2021-11-23 01:51:26,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:51:26,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:26,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:26,621 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:51:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5536 states to 462 states and 4824 transitions. [2021-11-23 01:51:28,672 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 4824 transitions. [2021-11-23 01:51:28,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:51:28,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:28,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 4 proven. 137 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:51:30,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 462 states and 4823 transitions. [2021-11-23 01:51:30,714 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 4823 transitions. [2021-11-23 01:51:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:51:30,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:30,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 4 proven. 137 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:51:32,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:32,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5533 states to 461 states and 4763 transitions. [2021-11-23 01:51:32,967 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 4763 transitions. [2021-11-23 01:51:32,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:51:32,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:32,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:33,320 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 19 proven. 46 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 01:51:42,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:42,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5630 states to 462 states and 4774 transitions. [2021-11-23 01:51:42,177 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 4774 transitions. [2021-11-23 01:51:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:51:42,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:42,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 95 proven. 60 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:51:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:51,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5699 states to 468 states and 4841 transitions. [2021-11-23 01:51:51,269 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 4841 transitions. [2021-11-23 01:51:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:51:51,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:51,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:51:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:55,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5772 states to 472 states and 4908 transitions. [2021-11-23 01:51:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 4908 transitions. [2021-11-23 01:51:55,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:51:55,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:55,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:55,734 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:51:58,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5869 states to 475 states and 4990 transitions. [2021-11-23 01:51:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 4990 transitions. [2021-11-23 01:51:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:51:58,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:58,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 01:52:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:00,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5869 states to 475 states and 4985 transitions. [2021-11-23 01:52:00,264 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 4985 transitions. [2021-11-23 01:52:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:52:00,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:00,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:00,916 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:52:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5927 states to 479 states and 5039 transitions. [2021-11-23 01:52:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 5039 transitions. [2021-11-23 01:52:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:52:04,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:04,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:12,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 486 states and 5075 transitions. [2021-11-23 01:52:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 5075 transitions. [2021-11-23 01:52:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:52:12,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:12,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:13,401 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:52:14,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5961 states to 486 states and 5073 transitions. [2021-11-23 01:52:14,503 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 5073 transitions. [2021-11-23 01:52:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:52:14,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:14,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:52:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:16,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5959 states to 486 states and 5071 transitions. [2021-11-23 01:52:16,501 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 5071 transitions. [2021-11-23 01:52:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:52:16,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:16,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:52:18,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5955 states to 484 states and 4977 transitions. [2021-11-23 01:52:18,180 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 4977 transitions. [2021-11-23 01:52:18,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:52:18,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:18,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:18,218 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:52:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:26,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6010 states to 491 states and 5030 transitions. [2021-11-23 01:52:26,753 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 5030 transitions. [2021-11-23 01:52:26,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:52:26,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:26,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:52:29,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6009 states to 491 states and 5029 transitions. [2021-11-23 01:52:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 5029 transitions. [2021-11-23 01:52:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:52:29,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:29,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:52:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6008 states to 491 states and 5028 transitions. [2021-11-23 01:52:32,078 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 5028 transitions. [2021-11-23 01:52:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:52:32,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:32,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:52:33,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:33,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6007 states to 491 states and 5027 transitions. [2021-11-23 01:52:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 5027 transitions. [2021-11-23 01:52:33,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:52:33,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:33,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:52:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6005 states to 490 states and 4982 transitions. [2021-11-23 01:52:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 4982 transitions. [2021-11-23 01:52:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:52:35,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:35,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:52:38,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:38,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6016 states to 494 states and 4989 transitions. [2021-11-23 01:52:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 4989 transitions. [2021-11-23 01:52:38,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:52:38,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:38,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:38,128 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:52:40,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:40,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6015 states to 494 states and 4988 transitions. [2021-11-23 01:52:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 4988 transitions. [2021-11-23 01:52:40,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:52:40,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:40,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 74 proven. 13 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:52:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:43,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6014 states to 494 states and 4987 transitions. [2021-11-23 01:52:43,260 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 4987 transitions. [2021-11-23 01:52:43,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:52:43,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:43,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:43,333 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:52:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:46,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6013 states to 494 states and 4986 transitions. [2021-11-23 01:52:46,044 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 4986 transitions. [2021-11-23 01:52:46,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:52:46,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:46,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:46,129 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 74 proven. 13 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:52:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:47,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6011 states to 493 states and 4942 transitions. [2021-11-23 01:52:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 4942 transitions. [2021-11-23 01:52:47,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:52:47,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:47,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:47,311 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:52:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6012 states to 494 states and 4943 transitions. [2021-11-23 01:52:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 4943 transitions. [2021-11-23 01:52:47,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:52:47,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:47,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6413 states to 497 states and 5287 transitions. [2021-11-23 01:52:53,985 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 5287 transitions. [2021-11-23 01:52:53,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:52:53,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:53,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 7 proven. 85 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:53:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7146 states to 502 states and 6000 transitions. [2021-11-23 01:53:00,674 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 6000 transitions. [2021-11-23 01:53:00,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:00,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:00,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7287 states to 509 states and 6141 transitions. [2021-11-23 01:53:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 6141 transitions. [2021-11-23 01:53:07,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:53:07,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:07,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 7 proven. 85 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:53:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:10,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7703 states to 511 states and 6551 transitions. [2021-11-23 01:53:10,442 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 6551 transitions. [2021-11-23 01:53:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:10,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:10,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:15,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7708 states to 514 states and 6556 transitions. [2021-11-23 01:53:15,575 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 6556 transitions. [2021-11-23 01:53:15,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:53:15,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:15,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 7 proven. 85 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:53:19,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8159 states to 516 states and 6996 transitions. [2021-11-23 01:53:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 6996 transitions. [2021-11-23 01:53:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:19,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:19,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:19,377 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8161 states to 519 states and 6998 transitions. [2021-11-23 01:53:22,250 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 6998 transitions. [2021-11-23 01:53:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:22,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:22,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:22,297 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8163 states to 522 states and 7000 transitions. [2021-11-23 01:53:25,057 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 7000 transitions. [2021-11-23 01:53:25,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:25,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:25,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:25,113 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:28,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8165 states to 525 states and 7002 transitions. [2021-11-23 01:53:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 7002 transitions. [2021-11-23 01:53:28,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:28,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:28,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8166 states to 527 states and 7003 transitions. [2021-11-23 01:53:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 7003 transitions. [2021-11-23 01:53:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:29,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:29,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:32,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8168 states to 530 states and 7005 transitions. [2021-11-23 01:53:32,177 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 7005 transitions. [2021-11-23 01:53:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:32,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:32,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:34,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8170 states to 533 states and 7007 transitions. [2021-11-23 01:53:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 7007 transitions. [2021-11-23 01:53:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:53:34,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:34,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:53:34,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:34,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8171 states to 534 states and 7008 transitions. [2021-11-23 01:53:34,858 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 7008 transitions. [2021-11-23 01:53:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:53:34,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:34,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:38,226 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 196 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:40,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:40,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8173 states to 537 states and 7010 transitions. [2021-11-23 01:53:40,949 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 7010 transitions. [2021-11-23 01:53:40,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:53:40,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:40,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 7 proven. 89 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:53:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8203 states to 540 states and 7036 transitions. [2021-11-23 01:53:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 7036 transitions. [2021-11-23 01:53:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:53:43,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:43,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:53:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:43,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8204 states to 541 states and 7036 transitions. [2021-11-23 01:53:43,721 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 7036 transitions. [2021-11-23 01:53:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:53:43,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:43,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:53:52,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8298 states to 545 states and 7122 transitions. [2021-11-23 01:53:52,327 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 7122 transitions. [2021-11-23 01:53:52,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:53:52,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:52,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 45 proven. 66 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-23 01:53:57,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:57,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8313 states to 551 states and 7134 transitions. [2021-11-23 01:53:57,986 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 7134 transitions. [2021-11-23 01:53:57,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:53:57,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:57,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-23 01:54:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8425 states to 554 states and 7224 transitions. [2021-11-23 01:54:03,547 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 7224 transitions. [2021-11-23 01:54:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:54:03,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:03,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:03,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:03,561 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-23 01:54:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:05,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8427 states to 555 states and 7226 transitions. [2021-11-23 01:54:05,200 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 7226 transitions. [2021-11-23 01:54:05,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:54:05,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:05,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:05,252 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:54:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:08,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8426 states to 555 states and 7225 transitions. [2021-11-23 01:54:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 7225 transitions. [2021-11-23 01:54:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:54:08,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:08,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:17,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8445 states to 559 states and 7244 transitions. [2021-11-23 01:54:17,616 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 7244 transitions. [2021-11-23 01:54:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:54:17,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:17,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:17,670 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:54:20,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8444 states to 559 states and 7243 transitions. [2021-11-23 01:54:20,616 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 7243 transitions. [2021-11-23 01:54:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:54:20,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:20,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:24,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8446 states to 562 states and 7245 transitions. [2021-11-23 01:54:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 7245 transitions. [2021-11-23 01:54:24,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:54:24,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:24,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:54:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:28,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8445 states to 562 states and 7244 transitions. [2021-11-23 01:54:28,165 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 7244 transitions. [2021-11-23 01:54:28,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:54:28,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:28,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:28,207 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:54:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8444 states to 562 states and 7243 transitions. [2021-11-23 01:54:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 7243 transitions. [2021-11-23 01:54:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:54:32,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:32,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:32,076 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 121 proven. 140 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:54:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8444 states to 562 states and 7243 transitions. [2021-11-23 01:54:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 7243 transitions. [2021-11-23 01:54:32,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:54:32,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:32,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:54:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8442 states to 561 states and 7163 transitions. [2021-11-23 01:54:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 7163 transitions. [2021-11-23 01:54:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:54:34,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:34,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 114 proven. 91 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:54:34,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8442 states to 561 states and 7163 transitions. [2021-11-23 01:54:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 7163 transitions. [2021-11-23 01:54:35,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:54:35,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:35,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:54:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8533 states to 565 states and 7244 transitions. [2021-11-23 01:54:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 7244 transitions. [2021-11-23 01:54:42,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:54:42,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:42,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 50 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-23 01:54:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:47,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8668 states to 568 states and 7359 transitions. [2021-11-23 01:54:47,834 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 7359 transitions. [2021-11-23 01:54:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:54:47,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:47,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:47,854 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-11-23 01:54:49,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:49,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8668 states to 568 states and 7353 transitions. [2021-11-23 01:54:49,879 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 7353 transitions. [2021-11-23 01:54:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:54:49,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:49,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:54:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:52,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8667 states to 568 states and 7352 transitions. [2021-11-23 01:54:52,507 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 7352 transitions. [2021-11-23 01:54:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:54:52,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:52,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:53,644 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:03,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8707 states to 575 states and 7392 transitions. [2021-11-23 01:55:03,074 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 7392 transitions. [2021-11-23 01:55:03,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:55:03,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:03,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:04,134 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:55:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:05,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8706 states to 575 states and 7391 transitions. [2021-11-23 01:55:05,664 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 7391 transitions. [2021-11-23 01:55:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:55:05,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:05,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:06,725 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:55:08,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:08,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8705 states to 575 states and 7390 transitions. [2021-11-23 01:55:08,240 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 7390 transitions. [2021-11-23 01:55:08,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:55:08,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:08,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 114 proven. 91 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:55:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:08,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8705 states to 575 states and 7390 transitions. [2021-11-23 01:55:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 7390 transitions. [2021-11-23 01:55:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:55:08,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:08,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:13,362 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 42 proven. 149 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:55:28,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8791 states to 581 states and 7471 transitions. [2021-11-23 01:55:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 7471 transitions. [2021-11-23 01:55:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:55:28,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:28,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:29,749 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:55:31,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8790 states to 581 states and 7470 transitions. [2021-11-23 01:55:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 7470 transitions. [2021-11-23 01:55:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:55:31,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:31,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 42 proven. 149 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:55:36,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:36,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8788 states to 581 states and 7410 transitions. [2021-11-23 01:55:36,909 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 7410 transitions. [2021-11-23 01:55:36,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:55:36,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:36,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:38,246 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 70 proven. 90 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:55:39,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:39,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8786 states to 580 states and 7354 transitions. [2021-11-23 01:55:39,705 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 7354 transitions. [2021-11-23 01:55:39,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:55:39,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:39,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:39,745 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 93 proven. 36 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-11-23 01:55:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8804 states to 583 states and 7362 transitions. [2021-11-23 01:55:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 7362 transitions. [2021-11-23 01:55:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:55:41,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:41,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 119 proven. 91 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 01:55:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:42,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8804 states to 583 states and 7362 transitions. [2021-11-23 01:55:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 7362 transitions. [2021-11-23 01:55:42,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:55:42,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:42,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:55:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8871 states to 590 states and 7425 transitions. [2021-11-23 01:55:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7425 transitions. [2021-11-23 01:55:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:55:53,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:53,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 119 proven. 91 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 01:55:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8871 states to 590 states and 7425 transitions. [2021-11-23 01:55:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7425 transitions. [2021-11-23 01:55:54,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:55:54,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:54,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:54,490 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 01:55:56,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:56,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8871 states to 590 states and 7425 transitions. [2021-11-23 01:55:56,371 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7425 transitions. [2021-11-23 01:55:56,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:55:56,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:56,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:56,605 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 01:55:57,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:57,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8871 states to 590 states and 7425 transitions. [2021-11-23 01:55:57,201 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7425 transitions. [2021-11-23 01:55:57,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:55:57,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:57,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:57,290 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 119 proven. 91 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 01:55:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8871 states to 590 states and 7425 transitions. [2021-11-23 01:55:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7425 transitions. [2021-11-23 01:55:57,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:55:57,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:57,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:57,783 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:56:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:01,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8870 states to 590 states and 7424 transitions. [2021-11-23 01:56:01,083 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7424 transitions. [2021-11-23 01:56:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:56:01,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:01,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:56:02,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:02,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8869 states to 590 states and 7423 transitions. [2021-11-23 01:56:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7423 transitions. [2021-11-23 01:56:02,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:56:02,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:02,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:56:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8868 states to 590 states and 7422 transitions. [2021-11-23 01:56:05,743 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7422 transitions. [2021-11-23 01:56:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:56:05,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:05,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:56:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:08,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8867 states to 590 states and 7421 transitions. [2021-11-23 01:56:08,598 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 7421 transitions. [2021-11-23 01:56:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:56:08,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:08,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:08,636 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:56:11,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8865 states to 589 states and 7365 transitions. [2021-11-23 01:56:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 7365 transitions. [2021-11-23 01:56:11,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:56:11,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:11,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:11,735 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 87 proven. 13 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:56:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:15,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8931 states to 593 states and 7429 transitions. [2021-11-23 01:56:15,174 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 7429 transitions. [2021-11-23 01:56:15,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:56:15,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:15,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:15,252 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 87 proven. 13 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:56:18,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8930 states to 593 states and 7428 transitions. [2021-11-23 01:56:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 7428 transitions. [2021-11-23 01:56:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:56:18,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:18,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:18,594 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 87 proven. 13 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:56:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:21,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8929 states to 593 states and 7427 transitions. [2021-11-23 01:56:21,696 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 7427 transitions. [2021-11-23 01:56:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:56:21,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:21,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:21,784 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 87 proven. 13 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:56:24,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8927 states to 592 states and 7374 transitions. [2021-11-23 01:56:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 7374 transitions. [2021-11-23 01:56:24,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:56:24,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:24,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:24,975 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 44 proven. 24 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-23 01:56:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8940 states to 595 states and 7381 transitions. [2021-11-23 01:56:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 7381 transitions. [2021-11-23 01:56:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:56:26,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:26,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:26,534 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 7 proven. 124 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:56:28,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:28,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8967 states to 598 states and 7404 transitions. [2021-11-23 01:56:28,534 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 7404 transitions. [2021-11-23 01:56:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:56:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:28,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:28,575 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 44 proven. 24 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-23 01:56:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:30,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8979 states to 601 states and 7411 transitions. [2021-11-23 01:56:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 7411 transitions. [2021-11-23 01:56:30,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:56:30,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:30,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:38,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:38,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9494 states to 604 states and 7869 transitions. [2021-11-23 01:56:38,661 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 7869 transitions. [2021-11-23 01:56:38,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:56:38,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:38,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:39,928 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:46,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9659 states to 611 states and 8034 transitions. [2021-11-23 01:56:46,284 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 8034 transitions. [2021-11-23 01:56:46,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:56:46,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:46,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:49,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:49,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9661 states to 614 states and 8036 transitions. [2021-11-23 01:56:49,411 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 8036 transitions. [2021-11-23 01:56:49,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:56:49,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:49,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:49,465 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:52,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 617 states and 8038 transitions. [2021-11-23 01:56:52,687 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 8038 transitions. [2021-11-23 01:56:52,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:56:52,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:52,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:52,733 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:55,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9665 states to 620 states and 8040 transitions. [2021-11-23 01:56:55,813 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 8040 transitions. [2021-11-23 01:56:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:56:55,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:55,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9670 states to 623 states and 8045 transitions. [2021-11-23 01:57:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 8045 transitions. [2021-11-23 01:57:00,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:57:00,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:00,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:04,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9672 states to 626 states and 8047 transitions. [2021-11-23 01:57:04,064 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 8047 transitions. [2021-11-23 01:57:04,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:57:04,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:04,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:04,114 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:07,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9674 states to 629 states and 8049 transitions. [2021-11-23 01:57:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 8049 transitions. [2021-11-23 01:57:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:57:07,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:07,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:08,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:08,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9675 states to 631 states and 8050 transitions. [2021-11-23 01:57:08,584 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 8050 transitions. [2021-11-23 01:57:08,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:57:08,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:08,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9677 states to 634 states and 8052 transitions. [2021-11-23 01:57:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 8052 transitions. [2021-11-23 01:57:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:57:12,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:12,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:12,949 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 14 proven. 122 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 01:57:14,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9700 states to 637 states and 8071 transitions. [2021-11-23 01:57:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 8071 transitions. [2021-11-23 01:57:14,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:57:14,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:14,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 252 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:23,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:23,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9702 states to 640 states and 8073 transitions. [2021-11-23 01:57:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 8073 transitions. [2021-11-23 01:57:23,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:57:23,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:23,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:23,339 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:57:33,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:33,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9809 states to 644 states and 8170 transitions. [2021-11-23 01:57:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 8170 transitions. [2021-11-23 01:57:33,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:57:33,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:33,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 7 proven. 127 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked.