./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/hostid.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/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_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de0fc62ae58e6d221c3194714bc6cea21909b72dd1b37b4566b87d84683f34c8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:07:22,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:07:22,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:07:22,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:07:22,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:07:22,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:07:22,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:07:22,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:07:22,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:07:22,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:07:22,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:07:22,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:07:22,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:07:22,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:07:22,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:07:22,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:07:23,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:07:23,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:07:23,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:07:23,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:07:23,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:07:23,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:07:23,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:07:23,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:07:23,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:07:23,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:07:23,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:07:23,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:07:23,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:07:23,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:07:23,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:07:23,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:07:23,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:07:23,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:07:23,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:07:23,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:07:23,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:07:23,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:07:23,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:07:23,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:07:23,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:07:23,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 01:07:23,065 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:07:23,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:07:23,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:07:23,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:07:23,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:07:23,068 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:07:23,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:07:23,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:07:23,070 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:07:23,070 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:07:23,070 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:07:23,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:07:23,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:07:23,072 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:07:23,072 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:07:23,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:07:23,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:07:23,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:07:23,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:07:23,074 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:07:23,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:07:23,075 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_d42456f7-0903-4658-a52a-954bba880945/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de0fc62ae58e6d221c3194714bc6cea21909b72dd1b37b4566b87d84683f34c8 [2021-11-23 01:07:23,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:07:23,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:07:23,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:07:23,336 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:07:23,336 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:07:23,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/busybox-1.22.0/hostid.i [2021-11-23 01:07:23,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/data/ad17bdf46/340eb16a4e7f4d8a8b13fdee29c76fd9/FLAG5236fab6c [2021-11-23 01:07:24,110 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:07:24,116 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/sv-benchmarks/c/busybox-1.22.0/hostid.i [2021-11-23 01:07:24,150 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/data/ad17bdf46/340eb16a4e7f4d8a8b13fdee29c76fd9/FLAG5236fab6c [2021-11-23 01:07:24,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/data/ad17bdf46/340eb16a4e7f4d8a8b13fdee29c76fd9 [2021-11-23 01:07:24,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:07:24,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:07:24,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:24,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:07:24,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:07:24,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:24" (1/1) ... [2021-11-23 01:07:24,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a14ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:24, skipping insertion in model container [2021-11-23 01:07:24,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:24" (1/1) ... [2021-11-23 01:07:24,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:07:24,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:07:25,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:25,416 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:07:25,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:25,637 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:07:25,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25 WrapperNode [2021-11-23 01:07:25,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:25,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:25,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:07:25,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:07:25,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,755 INFO L137 Inliner]: procedures = 524, calls = 68, calls flagged for inlining = 13, calls inlined = 7, statements flattened = 148 [2021-11-23 01:07:25,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:25,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:07:25,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:07:25,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:07:25,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:07:25,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:07:25,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:07:25,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:07:25,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:25" (1/1) ... [2021-11-23 01:07:25,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:07:25,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:07:25,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:07:25,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42456f7-0903-4658-a52a-954bba880945/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:07:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:07:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:07:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2021-11-23 01:07:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:07:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:07:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:07:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:07:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:07:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:07:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:07:26,161 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:07:26,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:07:26,504 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:07:26,589 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:07:26,589 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 01:07:26,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:26 BoogieIcfgContainer [2021-11-23 01:07:26,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:07:26,593 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:07:26,593 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:07:26,603 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:07:26,604 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:26" (1/1) ... [2021-11-23 01:07:26,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:07:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 68 states and 71 transitions. [2021-11-23 01:07:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 71 transitions. [2021-11-23 01:07:26,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:07:26,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:26,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:27,005 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 01:07:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2021-11-23 01:07:27,038 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2021-11-23 01:07:27,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:07:27,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:27,173 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 01:07:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 66 states and 69 transitions. [2021-11-23 01:07:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 69 transitions. [2021-11-23 01:07:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:07:27,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:27,369 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 01:07:27,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2021-11-23 01:07:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2021-11-23 01:07:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:07:27,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:27,497 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 01:07:27,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2021-11-23 01:07:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2021-11-23 01:07:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:07:27,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:27,679 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 01:07:27,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2021-11-23 01:07:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2021-11-23 01:07:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:07:27,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:27,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2021-11-23 01:07:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2021-11-23 01:07:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:07:28,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:28,114 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 01:07:28,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 71 states and 77 transitions. [2021-11-23 01:07:28,198 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2021-11-23 01:07:28,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:07:28,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:28,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:28,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2021-11-23 01:07:28,721 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2021-11-23 01:07:28,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:07:28,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:28,823 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 01:07:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 75 states and 85 transitions. [2021-11-23 01:07:28,990 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2021-11-23 01:07:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:07:28,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:29,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2021-11-23 01:07:29,157 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2021-11-23 01:07:29,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:07:29,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:29,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:29,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2021-11-23 01:07:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2021-11-23 01:07:29,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:07:29,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:29,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,639 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:29,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:29,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 78 states and 89 transitions. [2021-11-23 01:07:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 89 transitions. [2021-11-23 01:07:29,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:07:29,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:29,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,899 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 01:07:30,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:30,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 78 states and 88 transitions. [2021-11-23 01:07:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2021-11-23 01:07:30,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:07:30,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:30,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2021-11-23 01:07:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2021-11-23 01:07:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:07:30,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:30,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:30,557 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 81 states and 93 transitions. [2021-11-23 01:07:30,785 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 93 transitions. [2021-11-23 01:07:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:07:30,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:30,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:30,858 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:07:30,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:30,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 81 states and 92 transitions. [2021-11-23 01:07:30,995 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2021-11-23 01:07:30,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:07:30,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:30,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:31,214 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2021-11-23 01:07:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2021-11-23 01:07:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:31,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:31,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:07:31,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2021-11-23 01:07:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2021-11-23 01:07:31,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:31,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:31,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2021-11-23 01:07:32,043 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2021-11-23 01:07:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:32,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:32,088 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:07:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 83 states and 95 transitions. [2021-11-23 01:07:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2021-11-23 01:07:32,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:32,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2021-11-23 01:07:32,765 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2021-11-23 01:07:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:07:32,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:33,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:33,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2021-11-23 01:07:33,138 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2021-11-23 01:07:33,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:07:33,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:33,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:33,186 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:07:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 86 states and 99 transitions. [2021-11-23 01:07:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2021-11-23 01:07:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:07:33,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:33,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:33,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:33,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 87 states and 99 transitions. [2021-11-23 01:07:33,932 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2021-11-23 01:07:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:07:33,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:33,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:34,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 89 states and 104 transitions. [2021-11-23 01:07:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 104 transitions. [2021-11-23 01:07:34,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:07:34,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:34,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:34,439 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 01:07:34,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 89 states and 103 transitions. [2021-11-23 01:07:34,626 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 103 transitions. [2021-11-23 01:07:34,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:07:34,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:34,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:34,890 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 90 states and 103 transitions. [2021-11-23 01:07:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2021-11-23 01:07:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:07:35,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:35,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:35,445 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 01:07:35,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:35,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 92 states and 108 transitions. [2021-11-23 01:07:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 108 transitions. [2021-11-23 01:07:35,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:07:35,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:35,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 01:07:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 92 states and 107 transitions. [2021-11-23 01:07:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 107 transitions. [2021-11-23 01:07:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:07:35,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:35,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:36,283 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 56 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:36,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:36,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 93 states and 107 transitions. [2021-11-23 01:07:36,676 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 107 transitions. [2021-11-23 01:07:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:07:36,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:36,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:36,807 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:37,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:37,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 95 states and 109 transitions. [2021-11-23 01:07:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2021-11-23 01:07:37,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:07:37,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:37,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:37,144 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-23 01:07:37,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 93 states and 106 transitions. [2021-11-23 01:07:37,346 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2021-11-23 01:07:37,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:07:37,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:37,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 72 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:37,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 82 states and 84 transitions. [2021-11-23 01:07:37,947 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 84 transitions. [2021-11-23 01:07:37,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:07:37,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:37,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 81 states and 83 transitions. [2021-11-23 01:07:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 83 transitions. [2021-11-23 01:07:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:07:38,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:38,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:38,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:38,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 83 states and 87 transitions. [2021-11-23 01:07:38,752 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 87 transitions. [2021-11-23 01:07:38,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:07:38,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:38,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 84 states and 89 transitions. [2021-11-23 01:07:39,484 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2021-11-23 01:07:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:07:39,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:39,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:39,540 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:39,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 85 states and 91 transitions. [2021-11-23 01:07:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2021-11-23 01:07:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:07:39,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:39,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:40,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 87 states and 95 transitions. [2021-11-23 01:07:40,999 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2021-11-23 01:07:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:07:41,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:41,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:41,048 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:41,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:41,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2021-11-23 01:07:41,062 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2021-11-23 01:07:41,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:07:41,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:41,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:41,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:41,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 87 states and 96 transitions. [2021-11-23 01:07:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 96 transitions. [2021-11-23 01:07:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:07:41,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:41,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 91 states and 105 transitions. [2021-11-23 01:07:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2021-11-23 01:07:43,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:07:43,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:43,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:47,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 95 states and 115 transitions. [2021-11-23 01:07:47,272 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 115 transitions. [2021-11-23 01:07:47,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:07:47,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:47,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:47,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 96 states and 117 transitions. [2021-11-23 01:07:47,756 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 117 transitions. [2021-11-23 01:07:47,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:07:47,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:47,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:48,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 98 states and 120 transitions. [2021-11-23 01:07:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2021-11-23 01:07:48,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:07:48,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:48,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:52,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 104 states and 134 transitions. [2021-11-23 01:07:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2021-11-23 01:07:52,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:07:52,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:52,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:53,391 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:56,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:56,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2021-11-23 01:07:56,297 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-11-23 01:07:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:07:56,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:56,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:56,347 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:56,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 110 states and 147 transitions. [2021-11-23 01:07:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 147 transitions. [2021-11-23 01:07:56,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:07:56,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:56,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:07:57,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 153 transitions. [2021-11-23 01:07:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2021-11-23 01:07:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:07:57,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:57,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:58,709 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 120 states and 168 transitions. [2021-11-23 01:08:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 168 transitions. [2021-11-23 01:08:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:08:01,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:01,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:03,182 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:06,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 123 states and 178 transitions. [2021-11-23 01:08:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 178 transitions. [2021-11-23 01:08:06,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:08:06,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:06,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:06,277 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-23 01:08:06,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:06,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 124 states and 179 transitions. [2021-11-23 01:08:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 179 transitions. [2021-11-23 01:08:06,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:08:06,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:06,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-23 01:08:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 124 states and 178 transitions. [2021-11-23 01:08:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 178 transitions. [2021-11-23 01:08:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:08:07,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:07,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:11,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 127 states and 184 transitions. [2021-11-23 01:08:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 184 transitions. [2021-11-23 01:08:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:08:11,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:11,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:12,466 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:16,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 130 states and 193 transitions. [2021-11-23 01:08:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 193 transitions. [2021-11-23 01:08:16,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:08:16,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:16,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-11-23 01:08:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 130 states and 192 transitions. [2021-11-23 01:08:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 192 transitions. [2021-11-23 01:08:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:08:17,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:17,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:17,672 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-11-23 01:08:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:18,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 131 states and 192 transitions. [2021-11-23 01:08:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 192 transitions. [2021-11-23 01:08:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:08:18,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:18,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:19,080 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-23 01:08:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 134 states and 197 transitions. [2021-11-23 01:08:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 197 transitions. [2021-11-23 01:08:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:08:21,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:21,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 137 states and 208 transitions. [2021-11-23 01:08:27,474 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 208 transitions. [2021-11-23 01:08:27,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:08:27,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:27,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:28,233 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:29,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 138 states and 210 transitions. [2021-11-23 01:08:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 210 transitions. [2021-11-23 01:08:29,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:08:29,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:29,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:29,855 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:08:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:30,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 139 states and 211 transitions. [2021-11-23 01:08:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 211 transitions. [2021-11-23 01:08:30,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:08:30,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:30,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:31,002 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:08:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:31,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 139 states and 210 transitions. [2021-11-23 01:08:31,964 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2021-11-23 01:08:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:08:31,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:31,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:35,875 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 139 states and 209 transitions. [2021-11-23 01:08:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 209 transitions. [2021-11-23 01:08:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:08:39,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:39,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:42,075 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:48,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:48,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 145 states and 226 transitions. [2021-11-23 01:08:48,461 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 226 transitions. [2021-11-23 01:08:48,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:08:48,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:48,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:48,767 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:08:50,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 146 states and 229 transitions. [2021-11-23 01:08:50,143 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 229 transitions. [2021-11-23 01:08:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:08:50,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:08:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 147 states and 230 transitions. [2021-11-23 01:08:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 230 transitions. [2021-11-23 01:08:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:08:51,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,472 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:08:52,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 147 states and 229 transitions. [2021-11-23 01:08:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 229 transitions. [2021-11-23 01:08:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:08:52,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,380 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:08:59,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 150 states and 234 transitions. [2021-11-23 01:08:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 234 transitions. [2021-11-23 01:08:59,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:08:59,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,131 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:07,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 155 states and 262 transitions. [2021-11-23 01:09:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 262 transitions. [2021-11-23 01:09:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:09:07,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,503 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:08,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 156 states and 266 transitions. [2021-11-23 01:09:08,966 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 266 transitions. [2021-11-23 01:09:08,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:09:08,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-23 01:09:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 157 states and 267 transitions. [2021-11-23 01:09:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 267 transitions. [2021-11-23 01:09:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:09:10,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,161 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-23 01:09:11,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 157 states and 266 transitions. [2021-11-23 01:09:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 266 transitions. [2021-11-23 01:09:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:09:11,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,486 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:13,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 160 states and 276 transitions. [2021-11-23 01:09:13,942 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 276 transitions. [2021-11-23 01:09:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:09:13,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 161 states and 281 transitions. [2021-11-23 01:09:15,420 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 281 transitions. [2021-11-23 01:09:15,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:09:15,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,169 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:28,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 167 states and 330 transitions. [2021-11-23 01:09:28,116 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 330 transitions. [2021-11-23 01:09:28,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:09:28,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 168 states and 334 transitions. [2021-11-23 01:09:29,373 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 334 transitions. [2021-11-23 01:09:29,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:09:29,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 169 states and 340 transitions. [2021-11-23 01:09:31,119 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 340 transitions. [2021-11-23 01:09:31,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:09:31,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-23 01:09:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 169 states and 339 transitions. [2021-11-23 01:09:32,502 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 339 transitions. [2021-11-23 01:09:32,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:09:32,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,573 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-23 01:09:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 170 states and 339 transitions. [2021-11-23 01:09:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 339 transitions. [2021-11-23 01:09:33,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:09:33,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,321 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:37,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 173 states and 352 transitions. [2021-11-23 01:09:37,317 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 352 transitions. [2021-11-23 01:09:37,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:09:37,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,223 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-23 01:09:41,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 176 states and 363 transitions. [2021-11-23 01:09:41,006 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 363 transitions. [2021-11-23 01:09:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:09:41,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,080 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:09:42,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 177 states and 368 transitions. [2021-11-23 01:09:42,266 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 368 transitions. [2021-11-23 01:09:42,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:09:42,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,506 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:01,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 183 states and 391 transitions. [2021-11-23 01:10:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 391 transitions. [2021-11-23 01:10:01,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:10:01,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,791 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:03,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 185 states and 396 transitions. [2021-11-23 01:10:03,385 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 396 transitions. [2021-11-23 01:10:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:10:03,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-23 01:10:07,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 188 states and 430 transitions. [2021-11-23 01:10:07,435 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 430 transitions. [2021-11-23 01:10:07,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:10:07,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 189 states and 435 transitions. [2021-11-23 01:10:08,842 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 435 transitions. [2021-11-23 01:10:08,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:10:08,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,900 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 190 states and 438 transitions. [2021-11-23 01:10:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 438 transitions. [2021-11-23 01:10:10,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:10:10,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:15,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 193 states and 452 transitions. [2021-11-23 01:10:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 452 transitions. [2021-11-23 01:10:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:10:15,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:15,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:15,831 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-23 01:10:17,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:17,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 193 states and 451 transitions. [2021-11-23 01:10:17,026 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 451 transitions. [2021-11-23 01:10:17,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:10:17,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:17,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-23 01:10:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 194 states and 451 transitions. [2021-11-23 01:10:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 451 transitions. [2021-11-23 01:10:18,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:10:18,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:18,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:19,004 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-23 01:10:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:21,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 194 states and 448 transitions. [2021-11-23 01:10:21,306 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 448 transitions. [2021-11-23 01:10:21,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:10:21,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:21,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:23,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 195 states and 454 transitions. [2021-11-23 01:10:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 454 transitions. [2021-11-23 01:10:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:10:23,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:23,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:25,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:25,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 196 states and 461 transitions. [2021-11-23 01:10:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 461 transitions. [2021-11-23 01:10:25,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:10:25,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:25,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:27,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:27,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 197 states and 468 transitions. [2021-11-23 01:10:27,291 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 468 transitions. [2021-11-23 01:10:27,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:10:27,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:27,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:46,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:46,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 203 states and 493 transitions. [2021-11-23 01:10:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 493 transitions. [2021-11-23 01:10:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:10:46,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:46,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:46,657 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:10:48,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:48,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 204 states and 498 transitions. [2021-11-23 01:10:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 498 transitions. [2021-11-23 01:10:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:10:48,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:48,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:48,649 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-23 01:10:50,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 204 states and 497 transitions. [2021-11-23 01:10:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 497 transitions. [2021-11-23 01:10:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:10:50,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:50,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-11-23 01:10:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 204 states and 496 transitions. [2021-11-23 01:10:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 496 transitions. [2021-11-23 01:10:51,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:10:51,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:51,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:51,661 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-11-23 01:10:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 205 states and 496 transitions. [2021-11-23 01:10:52,991 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 496 transitions. [2021-11-23 01:10:52,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:10:52,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:52,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:11:12,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 208 states and 510 transitions. [2021-11-23 01:11:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 510 transitions. [2021-11-23 01:11:12,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:12,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:12,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 43 proven. 59 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:11:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 208 states and 507 transitions. [2021-11-23 01:11:34,283 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 507 transitions. [2021-11-23 01:11:34,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:34,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,724 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:11:38,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 211 states and 518 transitions. [2021-11-23 01:11:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 518 transitions. [2021-11-23 01:11:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:38,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:11:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:40,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 212 states and 523 transitions. [2021-11-23 01:11:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 523 transitions. [2021-11-23 01:11:40,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:40,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:40,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:11:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 215 states and 531 transitions. [2021-11-23 01:11:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 531 transitions. [2021-11-23 01:11:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:45,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,656 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2021-11-23 01:11:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 216 states and 532 transitions. [2021-11-23 01:11:47,010 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 532 transitions. [2021-11-23 01:11:47,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:11:47,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,103 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2021-11-23 01:11:48,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 216 states and 531 transitions. [2021-11-23 01:11:48,464 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 531 transitions. [2021-11-23 01:11:48,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:48,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:11:51,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 217 states and 536 transitions. [2021-11-23 01:11:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 536 transitions. [2021-11-23 01:11:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:51,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:11:53,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 218 states and 541 transitions. [2021-11-23 01:11:53,200 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 541 transitions. [2021-11-23 01:11:53,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:53,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:11:55,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 219 states and 548 transitions. [2021-11-23 01:11:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 548 transitions. [2021-11-23 01:11:55,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:11:55,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 61 proven. 68 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:12:03,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 219 states and 544 transitions. [2021-11-23 01:12:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 544 transitions. [2021-11-23 01:12:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:12:03,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:12:05,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 220 states and 548 transitions. [2021-11-23 01:12:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 548 transitions. [2021-11-23 01:12:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:12:05,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:05,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:08,871 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:12:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:19,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 226 states and 575 transitions. [2021-11-23 01:12:19,426 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 575 transitions. [2021-11-23 01:12:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:12:19,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:19,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:12:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 227 states and 580 transitions. [2021-11-23 01:12:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 580 transitions. [2021-11-23 01:12:21,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:12:21,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:21,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:21,578 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-11-23 01:12:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 228 states and 581 transitions. [2021-11-23 01:12:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 581 transitions. [2021-11-23 01:12:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:12:23,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:23,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:23,247 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-11-23 01:12:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:24,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 228 states and 580 transitions. [2021-11-23 01:12:24,820 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 580 transitions. [2021-11-23 01:12:24,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:12:24,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:24,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:13:20,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 265 states and 685 transitions. [2021-11-23 01:13:20,956 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 685 transitions. [2021-11-23 01:13:20,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:13:20,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:20,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:13:26,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:26,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 266 states and 689 transitions. [2021-11-23 01:13:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 689 transitions. [2021-11-23 01:13:26,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:13:26,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:26,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,610 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:36,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 304 states and 797 transitions. [2021-11-23 01:14:36,614 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 797 transitions. [2021-11-23 01:14:36,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:36,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:36,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,713 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:39,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:39,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 305 states and 802 transitions. [2021-11-23 01:14:39,179 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 802 transitions. [2021-11-23 01:14:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:39,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:39,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 306 states and 807 transitions. [2021-11-23 01:14:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 807 transitions. [2021-11-23 01:14:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:42,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:42,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:42,527 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:44,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:44,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 307 states and 811 transitions. [2021-11-23 01:14:44,446 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 811 transitions. [2021-11-23 01:14:44,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:44,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:44,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 308 states and 817 transitions. [2021-11-23 01:14:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 817 transitions. [2021-11-23 01:14:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:47,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 309 states and 821 transitions. [2021-11-23 01:14:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 821 transitions. [2021-11-23 01:14:50,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:50,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,366 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 310 states and 828 transitions. [2021-11-23 01:14:52,736 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 828 transitions. [2021-11-23 01:14:52,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:52,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:14:55,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 311 states and 833 transitions. [2021-11-23 01:14:55,456 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 833 transitions. [2021-11-23 01:14:55,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:14:55,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:15:01,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 312 states and 840 transitions. [2021-11-23 01:15:01,524 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 840 transitions. [2021-11-23 01:15:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:01,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:15:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 313 states and 849 transitions. [2021-11-23 01:15:04,698 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 849 transitions. [2021-11-23 01:15:04,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:04,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,815 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:15:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 314 states and 856 transitions. [2021-11-23 01:15:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 856 transitions. [2021-11-23 01:15:07,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:07,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:15:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 315 states and 865 transitions. [2021-11-23 01:15:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 865 transitions. [2021-11-23 01:15:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:10,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,067 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:15:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 316 states and 872 transitions. [2021-11-23 01:15:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 872 transitions. [2021-11-23 01:15:13,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:13,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,046 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:15:16,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 317 states and 878 transitions. [2021-11-23 01:15:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 878 transitions. [2021-11-23 01:15:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:16,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,537 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:15:18,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 318 states and 882 transitions. [2021-11-23 01:15:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 882 transitions. [2021-11-23 01:15:18,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:15:18,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,946 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:15:21,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 319 states and 888 transitions. [2021-11-23 01:15:21,427 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 888 transitions. [2021-11-23 01:15:21,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:15:21,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-11-23 01:15:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 318 states and 887 transitions. [2021-11-23 01:15:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 887 transitions. [2021-11-23 01:15:24,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:15:24,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:16:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 353 states and 992 transitions. [2021-11-23 01:16:30,144 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 992 transitions. [2021-11-23 01:16:30,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:16:30,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:18:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 390 states and 1101 transitions. [2021-11-23 01:18:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1101 transitions. [2021-11-23 01:18:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:18:04,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:04,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:18:08,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:08,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 391 states and 1106 transitions. [2021-11-23 01:18:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1106 transitions. [2021-11-23 01:18:08,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:18:08,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:08,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:08,445 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-11-23 01:18:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:08,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 392 states and 1108 transitions. [2021-11-23 01:18:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 1108 transitions. [2021-11-23 01:18:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:18:08,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:08,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:08,579 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:18:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 394 states and 1112 transitions. [2021-11-23 01:18:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1112 transitions. [2021-11-23 01:18:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:18:12,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:12,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked.