./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1479ddd90ec2fcde77d063083da596ee818d8098bb47b0581d7cfb4606042d51 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:28:22,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:28:22,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:28:22,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:28:22,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:28:22,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:28:22,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:28:22,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:28:22,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:28:22,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:28:22,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:28:22,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:28:22,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:28:22,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:28:22,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:28:22,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:28:22,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:28:22,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:28:22,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:28:22,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:28:22,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:28:22,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:28:22,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:28:22,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:28:22,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:28:22,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:28:22,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:28:22,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:28:22,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:28:22,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:28:22,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:28:22,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:28:22,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:28:22,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:28:22,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:28:22,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:28:22,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:28:22,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:28:22,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:28:22,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:28:22,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:28:22,974 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:28:23,026 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:28:23,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:28:23,028 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:28:23,029 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:28:23,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:28:23,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:28:23,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:28:23,030 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:28:23,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:28:23,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:28:23,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:28:23,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:28:23,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:28:23,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:28:23,033 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:28:23,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:28:23,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:28:23,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:28:23,034 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:28:23,035 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:28:23,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:28:23,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:28:23,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:28:23,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:28:23,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:28:23,036 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:28:23,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:28:23,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:28:23,037 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_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1479ddd90ec2fcde77d063083da596ee818d8098bb47b0581d7cfb4606042d51 [2021-10-29 04:28:23,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:28:23,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:28:23,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:28:23,320 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:28:23,321 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:28:23,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2021-10-29 04:28:23,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/data/39f10d0e9/f40213a72ad84e9787cb2f38327cf022/FLAG2b47584d6 [2021-10-29 04:28:24,035 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:28:24,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2021-10-29 04:28:24,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/data/39f10d0e9/f40213a72ad84e9787cb2f38327cf022/FLAG2b47584d6 [2021-10-29 04:28:24,263 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/data/39f10d0e9/f40213a72ad84e9787cb2f38327cf022 [2021-10-29 04:28:24,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:28:24,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:28:24,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:28:24,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:28:24,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:28:24,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a5b355 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24, skipping insertion in model container [2021-10-29 04:28:24,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:28:24,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:28:24,657 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/sv-benchmarks/c/eca-rers2012/Problem01_label48.c[20593,20606] [2021-10-29 04:28:24,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:28:24,698 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:28:24,795 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/sv-benchmarks/c/eca-rers2012/Problem01_label48.c[20593,20606] [2021-10-29 04:28:24,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:28:24,815 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:28:24,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24 WrapperNode [2021-10-29 04:28:24,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:28:24,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:28:24,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:28:24,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:28:24,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:28:24,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:28:24,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:28:24,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:28:24,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:24,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:25,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:28:25,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:28:25,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:28:25,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:28:25,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:24" (1/1) ... [2021-10-29 04:28:25,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:28:25,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:28:25,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:28:25,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:28:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:28:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:28:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:28:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:28:26,808 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:28:26,808 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:28:26,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:28:26 BoogieIcfgContainer [2021-10-29 04:28:26,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:28:26,815 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:28:26,815 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:28:26,825 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:28:26,825 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:28:26" (1/1) ... [2021-10-29 04:28:26,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:28:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:26,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 04:28:26,885 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 04:28:26,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 04:28:26,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:26,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2021-10-29 04:28:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-10-29 04:28:27,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 04:28:27,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:27,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:27,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:28,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 218 states and 305 transitions. [2021-10-29 04:28:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 305 transitions. [2021-10-29 04:28:28,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 04:28:28,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:28,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:28,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 223 states and 312 transitions. [2021-10-29 04:28:28,857 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 312 transitions. [2021-10-29 04:28:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-29 04:28:28,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:28,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:29,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:30,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:30,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 298 states and 391 transitions. [2021-10-29 04:28:30,080 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 391 transitions. [2021-10-29 04:28:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 04:28:30,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:30,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:30,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:30,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-10-29 04:28:30,254 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-10-29 04:28:30,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 04:28:30,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:30,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:30,287 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:30,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:30,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-10-29 04:28:30,323 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-10-29 04:28:30,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:28:30,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:30,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:30,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 310 states and 413 transitions. [2021-10-29 04:28:30,966 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 413 transitions. [2021-10-29 04:28:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:28:30,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:30,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:31,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 315 states and 418 transitions. [2021-10-29 04:28:31,172 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 418 transitions. [2021-10-29 04:28:31,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 04:28:31,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:31,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:31,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 321 states and 425 transitions. [2021-10-29 04:28:31,391 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 425 transitions. [2021-10-29 04:28:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 04:28:31,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:31,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:31,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 328 states and 432 transitions. [2021-10-29 04:28:31,815 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 432 transitions. [2021-10-29 04:28:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 04:28:31,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:31,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:32,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:32,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 332 states and 437 transitions. [2021-10-29 04:28:32,095 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 437 transitions. [2021-10-29 04:28:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 04:28:32,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:32,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:32,133 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:32,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:32,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 334 states and 439 transitions. [2021-10-29 04:28:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 439 transitions. [2021-10-29 04:28:32,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-29 04:28:32,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:32,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:32,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 347 states and 454 transitions. [2021-10-29 04:28:32,561 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 454 transitions. [2021-10-29 04:28:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 04:28:32,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:32,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:32,702 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 362 states and 477 transitions. [2021-10-29 04:28:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 477 transitions. [2021-10-29 04:28:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 04:28:33,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:33,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:33,499 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:33,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 367 states and 481 transitions. [2021-10-29 04:28:33,801 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 481 transitions. [2021-10-29 04:28:33,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 04:28:33,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:33,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:33,874 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:28:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:34,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 376 states and 496 transitions. [2021-10-29 04:28:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 496 transitions. [2021-10-29 04:28:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 04:28:34,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:34,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:34,583 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:28:34,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 379 states and 499 transitions. [2021-10-29 04:28:34,764 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 499 transitions. [2021-10-29 04:28:34,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 04:28:34,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:34,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:34,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:34,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 380 states and 500 transitions. [2021-10-29 04:28:34,937 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 500 transitions. [2021-10-29 04:28:34,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-29 04:28:34,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:34,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 389 states and 510 transitions. [2021-10-29 04:28:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 510 transitions. [2021-10-29 04:28:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 04:28:35,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:35,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-10-29 04:28:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-10-29 04:28:35,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 04:28:35,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:35,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:35,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 415 states and 539 transitions. [2021-10-29 04:28:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 539 transitions. [2021-10-29 04:28:35,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 04:28:35,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:35,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:35,723 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:35,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 432 states and 557 transitions. [2021-10-29 04:28:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 557 transitions. [2021-10-29 04:28:35,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-29 04:28:35,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:35,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 452 states and 578 transitions. [2021-10-29 04:28:36,425 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 578 transitions. [2021-10-29 04:28:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-29 04:28:36,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:36,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:36,524 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:36,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 460 states and 587 transitions. [2021-10-29 04:28:36,862 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 587 transitions. [2021-10-29 04:28:36,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 04:28:36,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:36,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:28:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:37,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 461 states and 588 transitions. [2021-10-29 04:28:37,077 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 588 transitions. [2021-10-29 04:28:37,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:28:37,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:37,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:37,184 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:38,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 474 states and 611 transitions. [2021-10-29 04:28:38,126 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 611 transitions. [2021-10-29 04:28:38,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:28:38,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:38,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:38,168 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:38,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:38,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 477 states and 614 transitions. [2021-10-29 04:28:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 614 transitions. [2021-10-29 04:28:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-29 04:28:38,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:38,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:38,443 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:38,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 480 states and 617 transitions. [2021-10-29 04:28:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 617 transitions. [2021-10-29 04:28:38,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 04:28:38,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:38,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:38,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 499 states and 637 transitions. [2021-10-29 04:28:38,869 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 637 transitions. [2021-10-29 04:28:38,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:28:38,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:38,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:40,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:40,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 541 states and 689 transitions. [2021-10-29 04:28:40,394 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 689 transitions. [2021-10-29 04:28:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:28:40,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:40,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:40,449 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:40,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:40,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 548 states and 695 transitions. [2021-10-29 04:28:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 695 transitions. [2021-10-29 04:28:40,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 04:28:40,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:40,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 555 states and 702 transitions. [2021-10-29 04:28:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 702 transitions. [2021-10-29 04:28:40,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 04:28:40,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:40,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:41,014 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:28:41,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 564 states and 711 transitions. [2021-10-29 04:28:41,071 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 711 transitions. [2021-10-29 04:28:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:28:41,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:41,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:28:42,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 609 states and 762 transitions. [2021-10-29 04:28:42,796 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 762 transitions. [2021-10-29 04:28:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:28:42,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:42,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:28:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 614 states and 769 transitions. [2021-10-29 04:28:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 769 transitions. [2021-10-29 04:28:43,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:28:43,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:43,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:43,696 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:44,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:44,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 654 states and 829 transitions. [2021-10-29 04:28:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 829 transitions. [2021-10-29 04:28:44,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:28:44,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:44,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:45,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:45,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 657 states and 832 transitions. [2021-10-29 04:28:45,167 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 832 transitions. [2021-10-29 04:28:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 04:28:45,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:45,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:45,295 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:28:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 661 states and 836 transitions. [2021-10-29 04:28:45,719 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 836 transitions. [2021-10-29 04:28:45,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 04:28:45,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:45,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:45,770 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:28:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 666 states and 841 transitions. [2021-10-29 04:28:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 841 transitions. [2021-10-29 04:28:46,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 04:28:46,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:46,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:46,394 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:47,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:47,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 683 states and 858 transitions. [2021-10-29 04:28:47,137 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 858 transitions. [2021-10-29 04:28:47,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 04:28:47,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:47,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 04:28:47,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:47,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 700 states and 879 transitions. [2021-10-29 04:28:47,611 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 879 transitions. [2021-10-29 04:28:47,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-29 04:28:47,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:47,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 762 states and 959 transitions. [2021-10-29 04:28:50,160 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 959 transitions. [2021-10-29 04:28:50,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-29 04:28:50,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:50,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:50,231 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:28:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 765 states and 962 transitions. [2021-10-29 04:28:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 962 transitions. [2021-10-29 04:28:50,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:28:50,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:50,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:50,871 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 905 states and 1120 transitions. [2021-10-29 04:28:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1120 transitions. [2021-10-29 04:28:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 04:28:53,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:53,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:53,653 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:54,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 922 states and 1140 transitions. [2021-10-29 04:28:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1140 transitions. [2021-10-29 04:28:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 04:28:54,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:54,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 931 states and 1148 transitions. [2021-10-29 04:28:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1148 transitions. [2021-10-29 04:28:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:28:55,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:55,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:57,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 945 states and 1183 transitions. [2021-10-29 04:28:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1183 transitions. [2021-10-29 04:28:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:28:57,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:57,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 958 states and 1197 transitions. [2021-10-29 04:28:57,957 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1197 transitions. [2021-10-29 04:28:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:28:57,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:57,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:58,044 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:58,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 969 states and 1209 transitions. [2021-10-29 04:28:58,908 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1209 transitions. [2021-10-29 04:28:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:28:58,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:58,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:58,987 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:59,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 974 states and 1214 transitions. [2021-10-29 04:28:59,380 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1214 transitions. [2021-10-29 04:28:59,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:28:59,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:59,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:59,479 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:28:59,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:59,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 975 states and 1217 transitions. [2021-10-29 04:28:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1217 transitions. [2021-10-29 04:28:59,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:28:59,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:59,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:00,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 978 states and 1220 transitions. [2021-10-29 04:29:00,406 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1220 transitions. [2021-10-29 04:29:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-10-29 04:29:00,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:00,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:00,473 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:01,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:01,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1002 states and 1247 transitions. [2021-10-29 04:29:01,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1247 transitions. [2021-10-29 04:29:01,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-10-29 04:29:01,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:01,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:02,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:02,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1008 states and 1255 transitions. [2021-10-29 04:29:02,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1255 transitions. [2021-10-29 04:29:02,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-10-29 04:29:02,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:02,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 04:29:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1022 states and 1273 transitions. [2021-10-29 04:29:03,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1273 transitions. [2021-10-29 04:29:03,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-10-29 04:29:03,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:03,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:03,161 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 04:29:03,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:03,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1026 states and 1276 transitions. [2021-10-29 04:29:03,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1276 transitions. [2021-10-29 04:29:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-29 04:29:03,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:03,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 04:29:03,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:03,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1027 states and 1282 transitions. [2021-10-29 04:29:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1282 transitions. [2021-10-29 04:29:03,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-29 04:29:03,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:03,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 04:29:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1035 states and 1294 transitions. [2021-10-29 04:29:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1294 transitions. [2021-10-29 04:29:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-29 04:29:05,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:05,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:05,116 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 04:29:05,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1038 states and 1297 transitions. [2021-10-29 04:29:05,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1297 transitions. [2021-10-29 04:29:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 04:29:05,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:05,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:05,524 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 04:29:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:06,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1063 states and 1324 transitions. [2021-10-29 04:29:06,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1324 transitions. [2021-10-29 04:29:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 04:29:06,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:06,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 04:29:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:06,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1071 states and 1334 transitions. [2021-10-29 04:29:06,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1334 transitions. [2021-10-29 04:29:06,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-10-29 04:29:06,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:06,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 141 proven. 46 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1089 states and 1357 transitions. [2021-10-29 04:29:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1357 transitions. [2021-10-29 04:29:07,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-10-29 04:29:07,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:07,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:29:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:08,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1090 states and 1362 transitions. [2021-10-29 04:29:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1362 transitions. [2021-10-29 04:29:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-10-29 04:29:08,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:08,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:08,194 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:29:08,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:08,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1104 states and 1379 transitions. [2021-10-29 04:29:08,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1379 transitions. [2021-10-29 04:29:08,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:29:08,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:08,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:09,448 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 110 proven. 36 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1138 states and 1432 transitions. [2021-10-29 04:29:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1432 transitions. [2021-10-29 04:29:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:29:11,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:11,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 110 proven. 36 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:12,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1158 states and 1452 transitions. [2021-10-29 04:29:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1452 transitions. [2021-10-29 04:29:12,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 04:29:12,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:12,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:12,901 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:29:13,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:13,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1175 states and 1468 transitions. [2021-10-29 04:29:13,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1468 transitions. [2021-10-29 04:29:13,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 04:29:13,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:13,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:29:14,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:14,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1194 states and 1487 transitions. [2021-10-29 04:29:14,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1487 transitions. [2021-10-29 04:29:14,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 04:29:14,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:14,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:29:15,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1203 states and 1495 transitions. [2021-10-29 04:29:15,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1495 transitions. [2021-10-29 04:29:15,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 04:29:15,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:15,258 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:29:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1225 states and 1517 transitions. [2021-10-29 04:29:15,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1517 transitions. [2021-10-29 04:29:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 04:29:15,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:15,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 162 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-29 04:29:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1261 states and 1565 transitions. [2021-10-29 04:29:18,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1565 transitions. [2021-10-29 04:29:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 04:29:18,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 162 proven. 17 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-29 04:29:18,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:18,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1264 states and 1569 transitions. [2021-10-29 04:29:18,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1569 transitions. [2021-10-29 04:29:18,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 04:29:18,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:18,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 128 proven. 37 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 04:29:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1296 states and 1605 transitions. [2021-10-29 04:29:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1605 transitions. [2021-10-29 04:29:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 04:29:19,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:19,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:20,078 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:29:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1308 states and 1619 transitions. [2021-10-29 04:29:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1619 transitions. [2021-10-29 04:29:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:29:20,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:20,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 121 proven. 25 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:24,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1362 states and 1688 transitions. [2021-10-29 04:29:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1688 transitions. [2021-10-29 04:29:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:29:24,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:24,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:24,500 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 121 proven. 25 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:24,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:24,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1363 states and 1690 transitions. [2021-10-29 04:29:24,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1690 transitions. [2021-10-29 04:29:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:29:24,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:24,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:24,956 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-10-29 04:29:25,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:25,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1364 states and 1691 transitions. [2021-10-29 04:29:25,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1691 transitions. [2021-10-29 04:29:25,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:29:25,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:25,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:25,222 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-10-29 04:29:25,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:25,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1368 states and 1694 transitions. [2021-10-29 04:29:25,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1694 transitions. [2021-10-29 04:29:25,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-10-29 04:29:25,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:25,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:25,850 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 109 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1395 states and 1723 transitions. [2021-10-29 04:29:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1723 transitions. [2021-10-29 04:29:26,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-29 04:29:26,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:26,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:27,213 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 130 proven. 49 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:29,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:29,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1432 states and 1772 transitions. [2021-10-29 04:29:29,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1772 transitions. [2021-10-29 04:29:29,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-29 04:29:29,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:29,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 130 proven. 49 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:29:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1444 states and 1784 transitions. [2021-10-29 04:29:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1784 transitions. [2021-10-29 04:29:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-29 04:29:30,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:30,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 04:29:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1449 states and 1788 transitions. [2021-10-29 04:29:31,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1788 transitions. [2021-10-29 04:29:31,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 04:29:31,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:31,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:31,761 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 160 proven. 38 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:29:32,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1463 states and 1804 transitions. [2021-10-29 04:29:32,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1804 transitions. [2021-10-29 04:29:32,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:29:32,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:32,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 119 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:37,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1512 states and 1862 transitions. [2021-10-29 04:29:37,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1862 transitions. [2021-10-29 04:29:37,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:29:37,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:37,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 119 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:38,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:38,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1519 states and 1868 transitions. [2021-10-29 04:29:38,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1868 transitions. [2021-10-29 04:29:38,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:29:38,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:38,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:38,814 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 119 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:29:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:39,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1522 states and 1871 transitions. [2021-10-29 04:29:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1871 transitions. [2021-10-29 04:29:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:29:39,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:39,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-10-29 04:29:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1540 states and 1889 transitions. [2021-10-29 04:29:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1889 transitions. [2021-10-29 04:29:40,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:29:40,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:40,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:40,540 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-10-29 04:29:40,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:40,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1545 states and 1895 transitions. [2021-10-29 04:29:40,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1895 transitions. [2021-10-29 04:29:40,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:29:40,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:40,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:41,185 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 152 proven. 65 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 04:29:44,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:44,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1578 states and 1944 transitions. [2021-10-29 04:29:44,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1944 transitions. [2021-10-29 04:29:44,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:29:44,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:44,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 152 proven. 65 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 04:29:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1583 states and 1954 transitions. [2021-10-29 04:29:45,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1954 transitions. [2021-10-29 04:29:45,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:29:45,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:45,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:45,536 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 152 proven. 65 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 04:29:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:45,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1586 states and 1957 transitions. [2021-10-29 04:29:45,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1957 transitions. [2021-10-29 04:29:45,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:29:45,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:45,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:46,490 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 69 proven. 124 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:29:53,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:53,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1746 states and 2150 transitions. [2021-10-29 04:29:53,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2150 transitions. [2021-10-29 04:29:53,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-10-29 04:29:53,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:53,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:53,790 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:29:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:55,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1767 states and 2174 transitions. [2021-10-29 04:29:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2174 transitions. [2021-10-29 04:29:55,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:29:55,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:55,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 136 proven. 65 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:29:57,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:57,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1799 states and 2217 transitions. [2021-10-29 04:29:57,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2217 transitions. [2021-10-29 04:29:57,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:29:57,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:57,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 136 proven. 65 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:29:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1807 states and 2225 transitions. [2021-10-29 04:29:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2225 transitions. [2021-10-29 04:29:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:29:58,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:58,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 136 proven. 65 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:29:58,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:58,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1810 states and 2228 transitions. [2021-10-29 04:29:58,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2228 transitions. [2021-10-29 04:29:58,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-10-29 04:29:58,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:58,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 86 proven. 141 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 04:30:01,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:01,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1896 states and 2323 transitions. [2021-10-29 04:30:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2323 transitions. [2021-10-29 04:30:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-10-29 04:30:01,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:01,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:01,254 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-10-29 04:30:01,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1897 states and 2323 transitions. [2021-10-29 04:30:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2323 transitions. [2021-10-29 04:30:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-29 04:30:01,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:01,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:30:03,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1912 states and 2345 transitions. [2021-10-29 04:30:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2345 transitions. [2021-10-29 04:30:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-29 04:30:03,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:03,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:30:03,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1929 states and 2362 transitions. [2021-10-29 04:30:03,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2362 transitions. [2021-10-29 04:30:03,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-10-29 04:30:03,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:03,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 197 proven. 48 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:30:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:06,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1973 states and 2412 transitions. [2021-10-29 04:30:06,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2412 transitions. [2021-10-29 04:30:06,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:30:06,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:06,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 282 proven. 20 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:30:08,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:08,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2004 states and 2451 transitions. [2021-10-29 04:30:08,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2451 transitions. [2021-10-29 04:30:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:30:08,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:08,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 282 proven. 20 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-10-29 04:30:09,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2007 states and 2454 transitions. [2021-10-29 04:30:09,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2454 transitions. [2021-10-29 04:30:09,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:30:09,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:09,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:30:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2061 states and 2518 transitions. [2021-10-29 04:30:12,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2518 transitions. [2021-10-29 04:30:12,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:30:12,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:12,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:30:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:14,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2091 states and 2552 transitions. [2021-10-29 04:30:14,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2552 transitions. [2021-10-29 04:30:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:30:14,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:14,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:14,227 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:30:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:14,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2092 states and 2552 transitions. [2021-10-29 04:30:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2552 transitions. [2021-10-29 04:30:14,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:30:14,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:14,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:15,042 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:30:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:17,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2117 states and 2583 transitions. [2021-10-29 04:30:17,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2583 transitions. [2021-10-29 04:30:17,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 04:30:17,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:17,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 201 proven. 127 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:30:20,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:20,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2157 states and 2628 transitions. [2021-10-29 04:30:20,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2628 transitions. [2021-10-29 04:30:20,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 04:30:20,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:20,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 201 proven. 127 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:30:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2174 states and 2645 transitions. [2021-10-29 04:30:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2645 transitions. [2021-10-29 04:30:21,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 04:30:21,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:21,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 04:30:23,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2188 states and 2666 transitions. [2021-10-29 04:30:23,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2666 transitions. [2021-10-29 04:30:23,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:30:23,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:23,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:24,095 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 99 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:30:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2189 states and 2670 transitions. [2021-10-29 04:30:24,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2670 transitions. [2021-10-29 04:30:24,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:30:24,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:24,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 99 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:30:26,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2237 states and 2722 transitions. [2021-10-29 04:30:26,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2722 transitions. [2021-10-29 04:30:27,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:30:27,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:27,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:27,090 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 99 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:30:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2240 states and 2725 transitions. [2021-10-29 04:30:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2725 transitions. [2021-10-29 04:30:27,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:30:27,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:27,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:27,810 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 99 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:30:28,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:28,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2242 states and 2727 transitions. [2021-10-29 04:30:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2727 transitions. [2021-10-29 04:30:28,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:30:28,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:28,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 99 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:30:29,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:29,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2252 states and 2740 transitions. [2021-10-29 04:30:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2740 transitions. [2021-10-29 04:30:29,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 04:30:29,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:29,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-10-29 04:30:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2268 states and 2761 transitions. [2021-10-29 04:30:31,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2761 transitions. [2021-10-29 04:30:31,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 04:30:31,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:31,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:31,791 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-10-29 04:30:34,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2290 states and 2789 transitions. [2021-10-29 04:30:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2789 transitions. [2021-10-29 04:30:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 04:30:34,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:34,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:34,552 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-10-29 04:30:37,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:37,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2303 states and 2808 transitions. [2021-10-29 04:30:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2808 transitions. [2021-10-29 04:30:37,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:30:37,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:37,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 235 proven. 8 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-10-29 04:30:39,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2330 states and 2836 transitions. [2021-10-29 04:30:39,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2836 transitions. [2021-10-29 04:30:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:30:39,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:39,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:30:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:43,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2353 states and 2868 transitions. [2021-10-29 04:30:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 2868 transitions. [2021-10-29 04:30:43,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:30:43,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:43,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:43,838 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:30:46,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:46,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2360 states and 2883 transitions. [2021-10-29 04:30:46,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2883 transitions. [2021-10-29 04:30:46,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:30:46,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:46,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:30:46,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 2370 states and 2893 transitions. [2021-10-29 04:30:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2893 transitions. [2021-10-29 04:30:46,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:30:46,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:46,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:30:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 2380 states and 2903 transitions. [2021-10-29 04:30:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2903 transitions. [2021-10-29 04:30:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:30:47,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:47,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:30:48,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2382 states and 2904 transitions. [2021-10-29 04:30:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2904 transitions. [2021-10-29 04:30:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:30:48,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:48,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:48,550 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:30:49,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2384 states and 2907 transitions. [2021-10-29 04:30:49,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2907 transitions. [2021-10-29 04:30:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:30:49,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:49,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:30:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2397 states and 2921 transitions. [2021-10-29 04:30:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 2921 transitions. [2021-10-29 04:30:50,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:30:50,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:50,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:30:53,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2442 states and 2969 transitions. [2021-10-29 04:30:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2969 transitions. [2021-10-29 04:30:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:30:53,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:53,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:30:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2444 states and 2970 transitions. [2021-10-29 04:30:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 2970 transitions. [2021-10-29 04:30:54,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:30:54,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:54,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:54,553 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:30:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 2478 states and 3006 transitions. [2021-10-29 04:30:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 3006 transitions. [2021-10-29 04:30:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:30:56,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:56,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:30:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:58,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 2514 states and 3046 transitions. [2021-10-29 04:30:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3046 transitions. [2021-10-29 04:30:58,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:30:58,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:58,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:58,097 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:30:58,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:30:58,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2517 states and 3048 transitions. [2021-10-29 04:30:58,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3048 transitions. [2021-10-29 04:30:58,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-10-29 04:30:58,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:30:58,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:30:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:30:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-10-29 04:31:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:01,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2547 states and 3083 transitions. [2021-10-29 04:31:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 3083 transitions. [2021-10-29 04:31:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-10-29 04:31:01,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:01,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:01,770 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-10-29 04:31:04,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 2563 states and 3098 transitions. [2021-10-29 04:31:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3098 transitions. [2021-10-29 04:31:04,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-10-29 04:31:04,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:04,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:04,919 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 237 proven. 185 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:31:10,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:10,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2611 states and 3153 transitions. [2021-10-29 04:31:10,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 3153 transitions. [2021-10-29 04:31:10,492 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:31:10,492 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 135 iterations. [2021-10-29 04:31:10,498 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:31:21,807 INFO L565 CodeCheckObserver]: Invariant with dag size 27 [2021-10-29 04:31:21,820 INFO L565 CodeCheckObserver]: Invariant with dag size 27 [2021-10-29 04:31:21,822 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:31:21,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:31:21 ImpRootNode [2021-10-29 04:31:21,823 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:31:21,824 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:31:21,824 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:31:21,824 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:31:21,825 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:28:26" (3/4) ... [2021-10-29 04:31:21,829 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:31:21,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-10-29 04:31:21,857 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 04:31:21,859 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:31:21,860 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:31:22,027 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:31:22,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:31:22,029 INFO L168 Benchmark]: Toolchain (without parser) took 177759.16 ms. Allocated memory was 96.5 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 65.5 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 425.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:31:22,029 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:31:22,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.78 ms. Allocated memory is still 96.5 MB. Free memory was 65.3 MB in the beginning and 55.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:31:22,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.21 ms. Allocated memory is still 96.5 MB. Free memory was 55.0 MB in the beginning and 49.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:31:22,031 INFO L168 Benchmark]: Boogie Preprocessor took 129.60 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 49.4 MB in the beginning and 100.2 MB in the end (delta: -50.8 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:31:22,031 INFO L168 Benchmark]: RCFGBuilder took 1789.67 ms. Allocated memory is still 127.9 MB. Free memory was 100.2 MB in the beginning and 58.2 MB in the end (delta: 41.9 MB). Peak memory consumption was 67.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:31:22,032 INFO L168 Benchmark]: CodeCheck took 175008.32 ms. Allocated memory was 127.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 58.2 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 636.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:31:22,032 INFO L168 Benchmark]: Witness Printer took 203.69 ms. Allocated memory is still 3.0 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:31:22,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 163.6s, OverallIterations: 135, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1098907852 SDtfs, 1952875818 SDslu, -1949559544 SDs, 0 SdLazy, -1724639230 SolverSat, 597264052 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 623.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 153765 GetRequests, 146534 SyntacticMatches, 5941 SemanticMatches, 1290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1039853 ImplicationChecksByTransitivity, 134.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.0s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 13.2s InterpolantComputationTime, 23027 NumberOfCodeBlocks, 23027 NumberOfCodeBlocksAsserted, 134 NumberOfCheckSat, 22893 ConstructedInterpolants, 0 QuantifiedInterpolants, 120387 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 134 InterpolantComputations, 75 PerfectInterpolantSequences, 21141/23743 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 549]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((!(a20 == 1) || ((((a12 == 8 && 5 == a16) && !(a17 == 1)) && a21 == 1) && a7 == 1)) || !(14 == a8)) || (((a12 == 8 && !(a7 == 1)) && a21 == 1) && a16 == 4) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((!(a20 == 1) || ((((a12 == 8 && 5 == a16) && !(a17 == 1)) && a21 == 1) && a7 == 1)) || !(14 == a8)) || (((a12 == 8 && !(a7 == 1)) && a21 == 1) && a16 == 4) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 543.78 ms. Allocated memory is still 96.5 MB. Free memory was 65.3 MB in the beginning and 55.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.21 ms. Allocated memory is still 96.5 MB. Free memory was 55.0 MB in the beginning and 49.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 129.60 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 49.4 MB in the beginning and 100.2 MB in the end (delta: -50.8 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1789.67 ms. Allocated memory is still 127.9 MB. Free memory was 100.2 MB in the beginning and 58.2 MB in the end (delta: 41.9 MB). Peak memory consumption was 67.2 MB. Max. memory is 16.1 GB. * CodeCheck took 175008.32 ms. Allocated memory was 127.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 58.2 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 636.9 MB. Max. memory is 16.1 GB. * Witness Printer took 203.69 ms. Allocated memory is still 3.0 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:31:22,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_701ca144-77af-46b1-aab9-6225502735e7/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...