./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label13.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_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/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_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/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_a7381138-8554-4ff6-a778-bcc044529aa6/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 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:08:40,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:08:40,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:08:40,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:08:40,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:08:40,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:08:40,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:08:40,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:08:40,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:08:40,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:08:40,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:08:40,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:08:40,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:08:40,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:08:40,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:08:40,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:08:40,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:08:40,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:08:40,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:08:40,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:08:40,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:08:40,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:08:40,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:08:40,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:08:40,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:08:40,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:08:40,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:08:40,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:08:40,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:08:40,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:08:40,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:08:40,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:08:40,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:08:40,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:08:40,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:08:40,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:08:40,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:08:40,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:08:40,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:08:40,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:08:40,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:08:40,989 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:08:41,036 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:08:41,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:08:41,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:08:41,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:08:41,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:08:41,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:08:41,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:08:41,040 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:08:41,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:08:41,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:08:41,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:08:41,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:08:41,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:08:41,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:08:41,041 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:08:41,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:08:41,042 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:08:41,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:08:41,042 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:08:41,042 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:08:41,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:08:41,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:08:41,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:08:41,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:08:41,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:08:41,044 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:08:41,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:08:41,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:08:41,045 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_a7381138-8554-4ff6-a778-bcc044529aa6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b3e81a6b8b0761a41c3ab08eaf65813a0a29373f8751b3e6d15ff26531d677e [2021-10-29 03:08:41,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:08:41,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:08:41,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:08:41,367 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:08:41,369 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:08:41,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-10-29 03:08:41,448 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/data/4a2b63caa/ad44d956e0034702ac6c7af5bab68256/FLAG40c340d6d [2021-10-29 03:08:42,134 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:08:42,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2021-10-29 03:08:42,165 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/data/4a2b63caa/ad44d956e0034702ac6c7af5bab68256/FLAG40c340d6d [2021-10-29 03:08:42,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/data/4a2b63caa/ad44d956e0034702ac6c7af5bab68256 [2021-10-29 03:08:42,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:08:42,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:08:42,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:08:42,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:08:42,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:08:42,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:08:42" (1/1) ... [2021-10-29 03:08:42,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e86a5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:42, skipping insertion in model container [2021-10-29 03:08:42,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:08:42" (1/1) ... [2021-10-29 03:08:42,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:08:42,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:08:42,864 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_a7381138-8554-4ff6-a778-bcc044529aa6/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-10-29 03:08:42,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:08:42,908 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:08:43,048 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_a7381138-8554-4ff6-a778-bcc044529aa6/sv-benchmarks/c/eca-rers2012/Problem01_label13.c[20841,20854] [2021-10-29 03:08:43,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:08:43,077 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:08:43,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43 WrapperNode [2021-10-29 03:08:43,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:08:43,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:08:43,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:08:43,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:08:43,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:08:43,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:08:43,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:08:43,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:08:43,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:08:43,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:08:43,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:08:43,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:08:43,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:43" (1/1) ... [2021-10-29 03:08:43,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:08:43,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:08:43,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:08:43,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:08:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:08:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:08:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:08:43,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:08:45,084 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:08:45,085 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:08:45,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:08:45 BoogieIcfgContainer [2021-10-29 03:08:45,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:08:45,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:08:45,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:08:45,099 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:08:45,099 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:08:45" (1/1) ... [2021-10-29 03:08:45,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:08:45,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:45,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 03:08:45,156 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 03:08:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 03:08:45,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:45,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:45,581 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 03:08:46,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:46,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 145 states and 243 transitions. [2021-10-29 03:08:46,149 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 243 transitions. [2021-10-29 03:08:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:08:46,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:46,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:46,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:46,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2021-10-29 03:08:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2021-10-29 03:08:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-29 03:08:46,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:46,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:46,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions. [2021-10-29 03:08:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2021-10-29 03:08:46,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 03:08:46,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:46,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:08:46,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:46,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 151 states and 251 transitions. [2021-10-29 03:08:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 251 transitions. [2021-10-29 03:08:46,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 03:08:46,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:46,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:47,067 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 03:08:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 165 states and 268 transitions. [2021-10-29 03:08:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 268 transitions. [2021-10-29 03:08:47,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 03:08:47,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:47,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:47,330 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 03:08:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 274 transitions. [2021-10-29 03:08:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 274 transitions. [2021-10-29 03:08:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 03:08:47,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:47,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:47,504 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 03:08:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:48,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 186 states and 293 transitions. [2021-10-29 03:08:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 293 transitions. [2021-10-29 03:08:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-10-29 03:08:48,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:48,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 190 states and 297 transitions. [2021-10-29 03:08:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 297 transitions. [2021-10-29 03:08:48,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-10-29 03:08:48,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:48,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:48,186 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 205 states and 316 transitions. [2021-10-29 03:08:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 316 transitions. [2021-10-29 03:08:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:08:48,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:48,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:48,816 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 03:08:49,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:49,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 227 states and 347 transitions. [2021-10-29 03:08:49,508 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2021-10-29 03:08:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-29 03:08:49,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:49,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:49,572 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 03:08:49,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 232 states and 354 transitions. [2021-10-29 03:08:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 354 transitions. [2021-10-29 03:08:49,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 03:08:49,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:49,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:49,789 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:08:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:49,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 241 states and 363 transitions. [2021-10-29 03:08:49,907 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 363 transitions. [2021-10-29 03:08:49,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 03:08:49,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:49,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:49,947 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:08:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 242 states and 364 transitions. [2021-10-29 03:08:50,104 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 364 transitions. [2021-10-29 03:08:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 03:08:50,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:50,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:50,188 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:50,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 267 states and 400 transitions. [2021-10-29 03:08:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 400 transitions. [2021-10-29 03:08:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 03:08:50,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:50,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:51,011 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 03:08:51,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:51,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 276 states and 415 transitions. [2021-10-29 03:08:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 415 transitions. [2021-10-29 03:08:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 03:08:51,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:51,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:51,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:51,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 293 states and 438 transitions. [2021-10-29 03:08:51,808 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 438 transitions. [2021-10-29 03:08:51,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 03:08:51,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:51,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 296 states and 442 transitions. [2021-10-29 03:08:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 442 transitions. [2021-10-29 03:08:52,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 03:08:52,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:52,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:52,067 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:52,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:52,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 300 states and 447 transitions. [2021-10-29 03:08:52,305 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2021-10-29 03:08:52,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 03:08:52,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:52,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:08:52,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:52,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 319 states and 469 transitions. [2021-10-29 03:08:52,810 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 469 transitions. [2021-10-29 03:08:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 03:08:52,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:52,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:08:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:53,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 321 states and 471 transitions. [2021-10-29 03:08:53,006 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 471 transitions. [2021-10-29 03:08:53,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-29 03:08:53,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:53,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:08:53,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:53,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 336 states and 488 transitions. [2021-10-29 03:08:53,382 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 488 transitions. [2021-10-29 03:08:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 03:08:53,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:53,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:54,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 417 states and 579 transitions. [2021-10-29 03:08:54,105 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 579 transitions. [2021-10-29 03:08:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:08:54,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:54,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:55,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:55,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 463 states and 634 transitions. [2021-10-29 03:08:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 634 transitions. [2021-10-29 03:08:55,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-29 03:08:55,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:55,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:55,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 476 states and 651 transitions. [2021-10-29 03:08:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 651 transitions. [2021-10-29 03:08:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 03:08:55,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:55,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:08:56,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 483 states and 659 transitions. [2021-10-29 03:08:56,208 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 659 transitions. [2021-10-29 03:08:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 03:08:56,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:56,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:57,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:57,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 527 states and 710 transitions. [2021-10-29 03:08:57,486 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 710 transitions. [2021-10-29 03:08:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 03:08:57,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:57,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:58,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 563 states and 752 transitions. [2021-10-29 03:08:58,324 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 752 transitions. [2021-10-29 03:08:58,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-10-29 03:08:58,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:58,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:08:58,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 573 states and 763 transitions. [2021-10-29 03:08:58,753 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 763 transitions. [2021-10-29 03:08:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 03:08:58,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:58,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:58,801 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:08:58,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:58,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 576 states and 766 transitions. [2021-10-29 03:08:58,843 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 766 transitions. [2021-10-29 03:08:58,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-29 03:08:58,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:58,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:58,890 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:59,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 591 states and 786 transitions. [2021-10-29 03:08:59,579 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 786 transitions. [2021-10-29 03:08:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-29 03:08:59,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:59,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:59,650 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:08:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:59,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 595 states and 790 transitions. [2021-10-29 03:08:59,872 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 790 transitions. [2021-10-29 03:08:59,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-29 03:08:59,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:59,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:00,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 599 states and 794 transitions. [2021-10-29 03:09:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 794 transitions. [2021-10-29 03:09:00,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-10-29 03:09:00,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:00,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 631 states and 830 transitions. [2021-10-29 03:09:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 830 transitions. [2021-10-29 03:09:00,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 03:09:00,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:00,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:00,768 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:01,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 666 states and 873 transitions. [2021-10-29 03:09:01,928 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 873 transitions. [2021-10-29 03:09:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 03:09:01,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:01,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 678 states and 888 transitions. [2021-10-29 03:09:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 888 transitions. [2021-10-29 03:09:02,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 03:09:02,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:02,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:03,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 682 states and 893 transitions. [2021-10-29 03:09:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 893 transitions. [2021-10-29 03:09:03,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:09:03,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:03,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 03:09:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:03,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 686 states and 897 transitions. [2021-10-29 03:09:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 897 transitions. [2021-10-29 03:09:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-10-29 03:09:03,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:03,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:09:03,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 695 states and 906 transitions. [2021-10-29 03:09:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 906 transitions. [2021-10-29 03:09:03,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-10-29 03:09:03,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:03,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:04,012 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:09:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:04,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 699 states and 909 transitions. [2021-10-29 03:09:04,178 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 909 transitions. [2021-10-29 03:09:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:09:04,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:04,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:04,237 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:09:04,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 718 states and 928 transitions. [2021-10-29 03:09:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 928 transitions. [2021-10-29 03:09:04,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:09:04,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:04,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:09:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 722 states and 931 transitions. [2021-10-29 03:09:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 931 transitions. [2021-10-29 03:09:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:09:04,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:04,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:09:04,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 729 states and 938 transitions. [2021-10-29 03:09:04,982 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 938 transitions. [2021-10-29 03:09:04,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-10-29 03:09:04,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:04,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:05,033 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 760 states and 987 transitions. [2021-10-29 03:09:05,245 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 987 transitions. [2021-10-29 03:09:05,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 03:09:05,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:05,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:05,316 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 03:09:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:05,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 761 states and 987 transitions. [2021-10-29 03:09:05,408 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 987 transitions. [2021-10-29 03:09:05,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-29 03:09:05,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:05,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:05,456 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:06,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:06,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 797 states and 1026 transitions. [2021-10-29 03:09:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1026 transitions. [2021-10-29 03:09:06,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-10-29 03:09:06,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:06,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:06,112 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 813 states and 1045 transitions. [2021-10-29 03:09:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1045 transitions. [2021-10-29 03:09:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 03:09:06,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:06,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:06,586 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:07,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:07,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 837 states and 1072 transitions. [2021-10-29 03:09:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1072 transitions. [2021-10-29 03:09:07,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 03:09:07,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:07,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:07,171 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:07,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:07,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 859 states and 1095 transitions. [2021-10-29 03:09:07,666 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1095 transitions. [2021-10-29 03:09:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 03:09:07,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:07,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:07,704 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 03:09:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:08,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 873 states and 1112 transitions. [2021-10-29 03:09:08,136 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1112 transitions. [2021-10-29 03:09:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 03:09:08,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:08,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:09:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 880 states and 1120 transitions. [2021-10-29 03:09:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1120 transitions. [2021-10-29 03:09:08,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 03:09:08,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:08,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:09:09,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:09,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 885 states and 1127 transitions. [2021-10-29 03:09:09,221 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1127 transitions. [2021-10-29 03:09:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 03:09:09,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:09,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:09:09,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:09,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 888 states and 1130 transitions. [2021-10-29 03:09:09,312 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1130 transitions. [2021-10-29 03:09:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-10-29 03:09:09,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:09,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:09,483 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 70 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:09:09,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 891 states and 1133 transitions. [2021-10-29 03:09:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1133 transitions. [2021-10-29 03:09:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-10-29 03:09:09,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:09,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 70 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:09:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:10,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 897 states and 1140 transitions. [2021-10-29 03:09:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1140 transitions. [2021-10-29 03:09:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-29 03:09:10,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:10,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:10,174 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:09:10,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:10,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 903 states and 1147 transitions. [2021-10-29 03:09:10,241 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1147 transitions. [2021-10-29 03:09:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-10-29 03:09:10,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:10,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-10-29 03:09:10,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:10,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 916 states and 1160 transitions. [2021-10-29 03:09:10,365 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1160 transitions. [2021-10-29 03:09:10,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-29 03:09:10,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:10,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 117 proven. 29 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 935 states and 1180 transitions. [2021-10-29 03:09:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1180 transitions. [2021-10-29 03:09:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-29 03:09:11,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:11,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:09:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 944 states and 1189 transitions. [2021-10-29 03:09:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1189 transitions. [2021-10-29 03:09:11,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-29 03:09:11,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:11,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 967 states and 1219 transitions. [2021-10-29 03:09:11,869 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1219 transitions. [2021-10-29 03:09:11,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 03:09:11,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:11,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:15,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:15,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1049 states and 1342 transitions. [2021-10-29 03:09:15,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1342 transitions. [2021-10-29 03:09:15,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 03:09:15,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:15,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:16,024 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1066 states and 1359 transitions. [2021-10-29 03:09:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1359 transitions. [2021-10-29 03:09:16,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 03:09:16,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:16,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:17,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:17,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1074 states and 1368 transitions. [2021-10-29 03:09:17,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1368 transitions. [2021-10-29 03:09:17,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 03:09:17,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:17,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:18,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1078 states and 1372 transitions. [2021-10-29 03:09:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1372 transitions. [2021-10-29 03:09:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 03:09:18,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:18,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 110 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:18,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1080 states and 1374 transitions. [2021-10-29 03:09:18,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1374 transitions. [2021-10-29 03:09:18,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-10-29 03:09:18,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:18,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 95 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:21,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1166 states and 1468 transitions. [2021-10-29 03:09:21,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1468 transitions. [2021-10-29 03:09:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 03:09:21,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:21,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:21,668 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1203 states and 1518 transitions. [2021-10-29 03:09:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1518 transitions. [2021-10-29 03:09:24,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 03:09:24,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:24,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:24,317 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:25,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:25,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1239 states and 1558 transitions. [2021-10-29 03:09:25,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1558 transitions. [2021-10-29 03:09:25,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 03:09:25,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:25,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1292 states and 1622 transitions. [2021-10-29 03:09:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1622 transitions. [2021-10-29 03:09:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 03:09:28,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:28,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:09:29,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1315 states and 1648 transitions. [2021-10-29 03:09:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1648 transitions. [2021-10-29 03:09:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 03:09:29,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:29,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:29,431 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:09:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:29,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1316 states and 1649 transitions. [2021-10-29 03:09:29,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1649 transitions. [2021-10-29 03:09:29,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 03:09:29,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:29,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:09:30,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1331 states and 1667 transitions. [2021-10-29 03:09:30,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1667 transitions. [2021-10-29 03:09:30,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 03:09:30,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:30,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:09:31,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1385 states and 1719 transitions. [2021-10-29 03:09:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1719 transitions. [2021-10-29 03:09:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 03:09:31,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:31,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:32,031 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-29 03:09:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1404 states and 1741 transitions. [2021-10-29 03:09:32,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1741 transitions. [2021-10-29 03:09:32,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 03:09:32,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:32,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-29 03:09:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:33,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1426 states and 1767 transitions. [2021-10-29 03:09:33,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1767 transitions. [2021-10-29 03:09:33,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:09:33,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:33,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:09:34,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1448 states and 1795 transitions. [2021-10-29 03:09:34,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1795 transitions. [2021-10-29 03:09:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:09:34,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:34,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:09:34,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1452 states and 1798 transitions. [2021-10-29 03:09:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1798 transitions. [2021-10-29 03:09:34,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:09:34,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:34,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:35,001 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 47 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1522 states and 1870 transitions. [2021-10-29 03:09:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1870 transitions. [2021-10-29 03:09:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-10-29 03:09:35,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:35,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:35,601 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-29 03:09:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1523 states and 1870 transitions. [2021-10-29 03:09:35,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1870 transitions. [2021-10-29 03:09:35,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:35,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:35,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:35,788 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:37,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:37,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1559 states and 1913 transitions. [2021-10-29 03:09:37,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1913 transitions. [2021-10-29 03:09:37,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:37,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:37,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:37,408 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:37,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1574 states and 1927 transitions. [2021-10-29 03:09:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1927 transitions. [2021-10-29 03:09:37,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:37,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:37,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:38,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:38,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1583 states and 1936 transitions. [2021-10-29 03:09:38,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1936 transitions. [2021-10-29 03:09:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:38,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:38,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1593 states and 1946 transitions. [2021-10-29 03:09:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1946 transitions. [2021-10-29 03:09:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:38,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:38,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:38,860 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:39,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:39,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1600 states and 1953 transitions. [2021-10-29 03:09:39,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1953 transitions. [2021-10-29 03:09:39,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:39,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:39,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:39,379 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1609 states and 1963 transitions. [2021-10-29 03:09:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1963 transitions. [2021-10-29 03:09:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:40,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:40,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:40,128 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:41,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1622 states and 1979 transitions. [2021-10-29 03:09:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1979 transitions. [2021-10-29 03:09:41,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:41,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:41,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:41,715 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:42,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1624 states and 1981 transitions. [2021-10-29 03:09:42,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 1981 transitions. [2021-10-29 03:09:42,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:09:42,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:42,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:42,129 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:09:42,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1628 states and 1985 transitions. [2021-10-29 03:09:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1985 transitions. [2021-10-29 03:09:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 03:09:42,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:42,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:42,548 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:44,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:44,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1674 states and 2035 transitions. [2021-10-29 03:09:44,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 2035 transitions. [2021-10-29 03:09:44,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 03:09:44,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:44,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1676 states and 2037 transitions. [2021-10-29 03:09:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 2037 transitions. [2021-10-29 03:09:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 03:09:44,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:44,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:44,937 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1683 states and 2044 transitions. [2021-10-29 03:09:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2044 transitions. [2021-10-29 03:09:45,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-29 03:09:45,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:45,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1686 states and 2048 transitions. [2021-10-29 03:09:45,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 2048 transitions. [2021-10-29 03:09:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-29 03:09:45,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:45,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:45,762 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:09:47,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1726 states and 2092 transitions. [2021-10-29 03:09:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2092 transitions. [2021-10-29 03:09:47,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-29 03:09:47,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:47,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:47,426 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:09:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:48,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1732 states and 2096 transitions. [2021-10-29 03:09:48,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2096 transitions. [2021-10-29 03:09:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 03:09:48,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:48,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 137 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:48,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:48,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1733 states and 2096 transitions. [2021-10-29 03:09:48,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2096 transitions. [2021-10-29 03:09:48,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 03:09:48,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:48,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:48,726 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 137 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:49,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:49,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1743 states and 2106 transitions. [2021-10-29 03:09:49,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2106 transitions. [2021-10-29 03:09:49,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 03:09:49,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:49,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 137 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1753 states and 2115 transitions. [2021-10-29 03:09:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2115 transitions. [2021-10-29 03:09:49,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 03:09:49,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:49,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 137 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:50,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1754 states and 2117 transitions. [2021-10-29 03:09:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2117 transitions. [2021-10-29 03:09:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 03:09:50,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:50,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:50,445 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 137 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1758 states and 2121 transitions. [2021-10-29 03:09:50,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2121 transitions. [2021-10-29 03:09:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 03:09:50,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:50,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 137 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:09:51,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:51,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1776 states and 2139 transitions. [2021-10-29 03:09:51,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2139 transitions. [2021-10-29 03:09:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-10-29 03:09:51,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:51,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:09:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1777 states and 2139 transitions. [2021-10-29 03:09:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2139 transitions. [2021-10-29 03:09:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-10-29 03:09:52,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:52,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 03:09:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1790 states and 2154 transitions. [2021-10-29 03:09:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2154 transitions. [2021-10-29 03:09:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-10-29 03:09:52,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:52,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:53,108 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 168 proven. 36 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:09:54,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1838 states and 2217 transitions. [2021-10-29 03:09:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2217 transitions. [2021-10-29 03:09:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-10-29 03:09:54,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:54,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:55,010 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 198 proven. 51 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-10-29 03:09:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1853 states and 2235 transitions. [2021-10-29 03:09:55,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2235 transitions. [2021-10-29 03:09:55,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-10-29 03:09:55,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:55,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 209 proven. 36 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:09:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1890 states and 2277 transitions. [2021-10-29 03:09:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2277 transitions. [2021-10-29 03:09:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:09:56,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:56,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:56,978 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 94 proven. 162 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-29 03:09:57,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:57,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1891 states and 2277 transitions. [2021-10-29 03:09:57,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2277 transitions. [2021-10-29 03:09:57,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-10-29 03:09:57,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:57,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2021-10-29 03:09:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1895 states and 2281 transitions. [2021-10-29 03:09:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2281 transitions. [2021-10-29 03:09:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-10-29 03:09:57,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:57,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:57,207 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2021-10-29 03:09:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:09:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1899 states and 2285 transitions. [2021-10-29 03:09:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2285 transitions. [2021-10-29 03:09:57,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:09:57,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:09:57,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:09:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:09:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:02,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1955 states and 2363 transitions. [2021-10-29 03:10:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2363 transitions. [2021-10-29 03:10:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:02,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:02,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:02,143 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:05,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:05,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2010 states and 2432 transitions. [2021-10-29 03:10:05,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 2432 transitions. [2021-10-29 03:10:05,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:05,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:05,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:05,606 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:09,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:09,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2063 states and 2499 transitions. [2021-10-29 03:10:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2499 transitions. [2021-10-29 03:10:09,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:09,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:09,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:11,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:11,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2084 states and 2522 transitions. [2021-10-29 03:10:11,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2522 transitions. [2021-10-29 03:10:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:11,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:11,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:11,666 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2093 states and 2531 transitions. [2021-10-29 03:10:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2531 transitions. [2021-10-29 03:10:12,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:12,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:12,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:12,314 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:13,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:13,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2108 states and 2549 transitions. [2021-10-29 03:10:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2549 transitions. [2021-10-29 03:10:13,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:13,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:13,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:13,752 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:14,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2125 states and 2566 transitions. [2021-10-29 03:10:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2566 transitions. [2021-10-29 03:10:14,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:14,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:14,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:15,061 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:16,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2134 states and 2575 transitions. [2021-10-29 03:10:16,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2575 transitions. [2021-10-29 03:10:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:16,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:16,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:16,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:16,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2137 states and 2577 transitions. [2021-10-29 03:10:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2577 transitions. [2021-10-29 03:10:16,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:16,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:16,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:16,316 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:16,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2146 states and 2586 transitions. [2021-10-29 03:10:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2586 transitions. [2021-10-29 03:10:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:16,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:16,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 2150 states and 2589 transitions. [2021-10-29 03:10:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2589 transitions. [2021-10-29 03:10:17,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:17,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:17,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2152 states and 2591 transitions. [2021-10-29 03:10:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2591 transitions. [2021-10-29 03:10:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:18,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:18,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:18,345 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:18,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2156 states and 2595 transitions. [2021-10-29 03:10:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2595 transitions. [2021-10-29 03:10:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:18,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:18,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:19,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:19,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2169 states and 2609 transitions. [2021-10-29 03:10:19,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2609 transitions. [2021-10-29 03:10:19,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:19,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:19,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:19,778 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2173 states and 2613 transitions. [2021-10-29 03:10:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2613 transitions. [2021-10-29 03:10:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:20,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:20,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:20,464 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2183 states and 2624 transitions. [2021-10-29 03:10:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2624 transitions. [2021-10-29 03:10:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:21,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:21,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:21,396 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 238 proven. 49 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:10:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 2191 states and 2631 transitions. [2021-10-29 03:10:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 2631 transitions. [2021-10-29 03:10:22,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:10:22,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:22,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:22,097 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 03:10:22,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:22,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2210 states and 2651 transitions. [2021-10-29 03:10:22,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2651 transitions. [2021-10-29 03:10:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-29 03:10:22,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:22,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-10-29 03:10:23,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2211 states and 2651 transitions. [2021-10-29 03:10:23,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2651 transitions. [2021-10-29 03:10:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-29 03:10:23,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:23,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-10-29 03:10:24,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2212 states and 2651 transitions. [2021-10-29 03:10:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 2651 transitions. [2021-10-29 03:10:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-29 03:10:24,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:24,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-10-29 03:10:25,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:25,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2222 states and 2661 transitions. [2021-10-29 03:10:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2661 transitions. [2021-10-29 03:10:25,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-29 03:10:25,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:25,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:25,160 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-10-29 03:10:25,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 2229 states and 2668 transitions. [2021-10-29 03:10:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2668 transitions. [2021-10-29 03:10:25,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-10-29 03:10:25,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:25,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-10-29 03:10:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 2248 states and 2688 transitions. [2021-10-29 03:10:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2688 transitions. [2021-10-29 03:10:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-10-29 03:10:26,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:26,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-10-29 03:10:28,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:28,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2263 states and 2706 transitions. [2021-10-29 03:10:28,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 2706 transitions. [2021-10-29 03:10:28,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-10-29 03:10:28,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:10:28,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:10:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:10:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 202 proven. 180 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:10:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:10:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2394 states and 2876 transitions. [2021-10-29 03:10:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2876 transitions. [2021-10-29 03:10:41,540 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:10:41,540 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 133 iterations. [2021-10-29 03:10:41,547 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:10:51,121 INFO L565 CodeCheckObserver]: Invariant with dag size 25 [2021-10-29 03:10:51,133 INFO L565 CodeCheckObserver]: Invariant with dag size 25 [2021-10-29 03:10:51,134 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:10:51,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:10:51 ImpRootNode [2021-10-29 03:10:51,135 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:10:51,136 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:10:51,136 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:10:51,136 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:10:51,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:08:45" (3/4) ... [2021-10-29 03:10:51,140 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:10:51,174 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-10-29 03:10:51,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 03:10:51,178 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:10:51,180 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:10:51,334 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:10:51,334 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:10:51,336 INFO L168 Benchmark]: Toolchain (without parser) took 128987.50 ms. Allocated memory was 90.2 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 52.5 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 185.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:51,337 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 70.6 MB in the beginning and 70.6 MB in the end (delta: 49.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:10:51,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.08 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.3 MB in the beginning and 68.7 MB in the end (delta: -16.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:51,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.77 ms. Allocated memory is still 109.1 MB. Free memory was 68.7 MB in the beginning and 63.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:51,339 INFO L168 Benchmark]: Boogie Preprocessor took 70.01 ms. Allocated memory is still 109.1 MB. Free memory was 63.0 MB in the beginning and 58.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:51,340 INFO L168 Benchmark]: RCFGBuilder took 1832.50 ms. Allocated memory is still 109.1 MB. Free memory was 58.5 MB in the beginning and 74.0 MB in the end (delta: -15.5 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:51,340 INFO L168 Benchmark]: CodeCheck took 126046.70 ms. Allocated memory was 109.1 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 74.0 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 637.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:51,340 INFO L168 Benchmark]: Witness Printer took 199.11 ms. Allocated memory is still 2.1 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:10:51,343 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: 116.4s, OverallIterations: 133, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -2013265892 SDtfs, -1993439794 SDslu, 805306568 SDs, 0 SdLazy, 1551641358 SolverSat, -1798045464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 659.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 156183 GetRequests, 151600 SyntacticMatches, 3455 SemanticMatches, 1128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 807087 ImplicationChecksByTransitivity, 89.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 9.5s InterpolantComputationTime, 23032 NumberOfCodeBlocks, 23032 NumberOfCodeBlocksAsserted, 132 NumberOfCheckSat, 22900 ConstructedInterpolants, 0 QuantifiedInterpolants, 88919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 132 InterpolantComputations, 83 PerfectInterpolantSequences, 19935/22139 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: 555]: 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 && a16 == 6) && !(a7 == 1)) && a8 == 13) && a21 == 1)) || !(a17 == 1)) || a16 <= 5 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((!(a20 == 1) || ((((a12 == 8 && a16 == 6) && !(a7 == 1)) && a8 == 13) && a21 == 1)) || !(a17 == 1)) || a16 <= 5 - 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 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 70.6 MB in the beginning and 70.6 MB in the end (delta: 49.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 729.08 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.3 MB in the beginning and 68.7 MB in the end (delta: -16.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.77 ms. Allocated memory is still 109.1 MB. Free memory was 68.7 MB in the beginning and 63.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.01 ms. Allocated memory is still 109.1 MB. Free memory was 63.0 MB in the beginning and 58.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1832.50 ms. Allocated memory is still 109.1 MB. Free memory was 58.5 MB in the beginning and 74.0 MB in the end (delta: -15.5 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. * CodeCheck took 126046.70 ms. Allocated memory was 109.1 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 74.0 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 637.2 MB. Max. memory is 16.1 GB. * Witness Printer took 199.11 ms. Allocated memory is still 2.1 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:10:51,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7381138-8554-4ff6-a778-bcc044529aa6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...