./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ --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 64bit --witnessprinter.graph.data.programhash f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:32:34,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:32:34,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:32:34,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:32:34,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:32:34,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:32:34,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:32:34,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:32:34,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:32:34,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:32:34,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:32:34,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:32:34,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:32:34,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:32:34,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:32:34,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:32:34,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:32:34,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:32:34,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:32:34,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:32:34,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:32:34,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:32:34,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:32:34,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:32:34,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:32:34,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:32:34,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:32:34,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:32:34,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:32:34,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:32:34,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:32:34,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:32:34,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:32:34,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:32:34,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:32:34,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:32:34,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:32:34,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:32:34,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:32:34,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:32:34,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:32:34,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 00:32:34,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:32:34,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:32:34,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:32:34,314 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:32:34,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:32:34,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:32:34,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:32:34,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:32:34,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:32:34,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:32:34,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:32:34,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:32:34,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:32:34,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:32:34,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:32:34,325 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:32:34,325 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:32:34,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:32:34,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:32:34,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:32:34,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:32:34,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:32:34,326 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:32:34,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:32:34,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:32:34,327 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_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 [2021-11-23 00:32:34,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:32:34,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:32:34,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:32:34,607 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:32:34,608 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:32:34,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 00:32:34,675 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/06b46e53d/74ca93757d374ecbb7b823664f003ff8/FLAG63b3c4d43 [2021-11-23 00:32:35,464 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:32:35,465 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 00:32:35,503 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/06b46e53d/74ca93757d374ecbb7b823664f003ff8/FLAG63b3c4d43 [2021-11-23 00:32:36,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/06b46e53d/74ca93757d374ecbb7b823664f003ff8 [2021-11-23 00:32:36,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:32:36,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:32:36,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:32:36,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:32:36,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:32:36,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:32:36" (1/1) ... [2021-11-23 00:32:36,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107b2fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:36, skipping insertion in model container [2021-11-23 00:32:36,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:32:36" (1/1) ... [2021-11-23 00:32:36,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:32:36,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:32:37,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 00:32:37,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:32:37,313 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:32:37,544 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 00:32:37,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:32:37,670 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:32:37,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37 WrapperNode [2021-11-23 00:32:37,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:32:37,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:32:37,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:32:37,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:32:37,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:37,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:37,898 INFO L137 Inliner]: procedures = 131, calls = 748, calls flagged for inlining = 45, calls inlined = 42, statements flattened = 2145 [2021-11-23 00:32:37,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:32:37,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:32:37,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:32:37,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:32:37,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:37,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:37,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:37,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:38,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:38,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:38,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:38,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:32:38,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:32:38,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:32:38,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:32:38,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:37" (1/1) ... [2021-11-23 00:32:38,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:32:38,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:32:38,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:32:38,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:32:38,228 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 00:32:38,229 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 00:32:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 00:32:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 00:32:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 00:32:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 00:32:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 00:32:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 00:32:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 00:32:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:32:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 00:32:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 00:32:38,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 00:32:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 00:32:38,234 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 00:32:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 00:32:38,234 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 00:32:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 00:32:38,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 00:32:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 00:32:38,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 00:32:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 00:32:38,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 00:32:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 00:32:38,236 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 00:32:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 00:32:38,236 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_init [2021-11-23 00:32:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_init [2021-11-23 00:32:38,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:32:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 00:32:38,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 00:32:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 00:32:38,237 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 00:32:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-11-23 00:32:38,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-11-23 00:32:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 00:32:38,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 00:32:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 00:32:38,238 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 00:32:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:32:38,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:32:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:32:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_exit [2021-11-23 00:32:38,239 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_exit [2021-11-23 00:32:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_delete [2021-11-23 00:32:38,239 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_delete [2021-11-23 00:32:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 00:32:38,240 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 00:32:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:32:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 00:32:38,241 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 00:32:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:32:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:32:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 00:32:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_report [2021-11-23 00:32:38,241 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_report [2021-11-23 00:32:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 00:32:38,242 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 00:32:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:32:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 00:32:38,242 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 00:32:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 00:32:38,243 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 00:32:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 00:32:38,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 00:32:38,245 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 00:32:38,245 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 00:32:38,245 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 00:32:38,245 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 00:32:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 00:32:38,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 00:32:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:32:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:32:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 00:32:38,246 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 00:32:38,247 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 00:32:38,247 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 00:32:38,247 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 00:32:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 00:32:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 00:32:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 00:32:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 00:32:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 00:32:38,249 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 00:32:38,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 00:32:38,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 00:32:38,249 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 00:32:38,249 INFO L130 BoogieDeclarations]: Found specification of procedure read_index [2021-11-23 00:32:38,249 INFO L138 BoogieDeclarations]: Found implementation of procedure read_index [2021-11-23 00:32:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-11-23 00:32:38,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-11-23 00:32:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:32:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 00:32:38,250 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 00:32:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 00:32:38,251 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 00:32:38,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 00:32:38,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 00:32:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 00:32:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 00:32:38,252 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 00:32:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:32:38,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:32:38,837 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:32:38,840 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:32:39,183 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 00:32:39,190 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-11-23 00:32:39,190 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-11-23 00:32:39,363 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2021-11-23 00:32:39,436 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 00:32:39,459 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 00:32:39,473 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 00:32:40,893 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##275: assume !false; [2021-11-23 00:32:40,893 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##274: assume false; [2021-11-23 00:32:40,894 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##36: assume !false; [2021-11-23 00:32:40,894 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume false; [2021-11-23 00:32:40,894 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2021-11-23 00:32:40,894 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2021-11-23 00:32:40,923 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:32:41,307 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:32:41,308 INFO L301 CfgBuilder]: Removed 26 assume(true) statements. [2021-11-23 00:32:41,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:32:41 BoogieIcfgContainer [2021-11-23 00:32:41,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:32:41,315 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:32:41,316 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:32:41,329 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:32:41,329 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:32:41" (1/1) ... [2021-11-23 00:32:41,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:32:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:41,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 470 states and 685 transitions. [2021-11-23 00:32:41,460 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 685 transitions. [2021-11-23 00:32:41,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:32:41,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:41,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 471 states and 682 transitions. [2021-11-23 00:32:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 682 transitions. [2021-11-23 00:32:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:32:42,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:42,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:42,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:42,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 474 states and 685 transitions. [2021-11-23 00:32:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 685 transitions. [2021-11-23 00:32:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:32:42,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:42,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:42,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 474 states and 684 transitions. [2021-11-23 00:32:42,676 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 684 transitions. [2021-11-23 00:32:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:32:42,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:42,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:42,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 479 states and 712 transitions. [2021-11-23 00:32:42,851 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 712 transitions. [2021-11-23 00:32:42,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:32:42,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:42,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:43,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 484 states and 740 transitions. [2021-11-23 00:32:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 740 transitions. [2021-11-23 00:32:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:32:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 489 states and 765 transitions. [2021-11-23 00:32:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 765 transitions. [2021-11-23 00:32:43,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:32:43,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:43,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 493 states and 772 transitions. [2021-11-23 00:32:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 772 transitions. [2021-11-23 00:32:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:32:43,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 494 states and 772 transitions. [2021-11-23 00:32:43,568 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 772 transitions. [2021-11-23 00:32:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:32:43,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 496 states and 775 transitions. [2021-11-23 00:32:43,710 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 775 transitions. [2021-11-23 00:32:43,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:32:43,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:43,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 500 states and 780 transitions. [2021-11-23 00:32:43,921 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 780 transitions. [2021-11-23 00:32:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:32:43,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 502 states and 783 transitions. [2021-11-23 00:32:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 783 transitions. [2021-11-23 00:32:44,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:32:44,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 506 states and 800 transitions. [2021-11-23 00:32:44,316 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 800 transitions. [2021-11-23 00:32:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:32:44,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:44,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 508 states and 803 transitions. [2021-11-23 00:32:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 803 transitions. [2021-11-23 00:32:44,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:32:44,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:44,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 510 states and 807 transitions. [2021-11-23 00:32:44,620 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 807 transitions. [2021-11-23 00:32:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:44,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 512 states and 810 transitions. [2021-11-23 00:32:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 810 transitions. [2021-11-23 00:32:44,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:44,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 515 states and 814 transitions. [2021-11-23 00:32:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 814 transitions. [2021-11-23 00:32:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:44,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:44,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 518 states and 820 transitions. [2021-11-23 00:32:44,996 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 820 transitions. [2021-11-23 00:32:44,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:44,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 520 states and 823 transitions. [2021-11-23 00:32:45,117 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 823 transitions. [2021-11-23 00:32:45,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:32:45,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 523 states and 829 transitions. [2021-11-23 00:32:45,246 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 829 transitions. [2021-11-23 00:32:45,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:32:45,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 525 states and 832 transitions. [2021-11-23 00:32:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 832 transitions. [2021-11-23 00:32:45,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:32:45,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 527 states and 836 transitions. [2021-11-23 00:32:45,446 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 836 transitions. [2021-11-23 00:32:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:32:45,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:45,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 537 states and 856 transitions. [2021-11-23 00:32:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 856 transitions. [2021-11-23 00:32:45,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:32:45,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:45,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 539 states and 860 transitions. [2021-11-23 00:32:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 860 transitions. [2021-11-23 00:32:45,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:32:45,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 541 states and 864 transitions. [2021-11-23 00:32:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 864 transitions. [2021-11-23 00:32:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:32:45,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:45,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 542 states and 864 transitions. [2021-11-23 00:32:45,898 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 864 transitions. [2021-11-23 00:32:45,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:32:45,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:45,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 543 states and 864 transitions. [2021-11-23 00:32:45,974 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 864 transitions. [2021-11-23 00:32:45,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:32:45,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 544 states and 865 transitions. [2021-11-23 00:32:46,053 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 865 transitions. [2021-11-23 00:32:46,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:32:46,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:46,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 546 states and 869 transitions. [2021-11-23 00:32:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 869 transitions. [2021-11-23 00:32:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:32:46,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:46,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 547 states and 870 transitions. [2021-11-23 00:32:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 870 transitions. [2021-11-23 00:32:46,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:32:46,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,314 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 548 states and 870 transitions. [2021-11-23 00:32:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 870 transitions. [2021-11-23 00:32:46,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:32:46,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 559 states and 887 transitions. [2021-11-23 00:32:46,484 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 887 transitions. [2021-11-23 00:32:46,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:32:46,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,550 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 560 states and 887 transitions. [2021-11-23 00:32:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 887 transitions. [2021-11-23 00:32:46,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:32:46,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:46,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 563 states and 894 transitions. [2021-11-23 00:32:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 894 transitions. [2021-11-23 00:32:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:32:46,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 565 states and 897 transitions. [2021-11-23 00:32:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 897 transitions. [2021-11-23 00:32:46,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:32:46,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:46,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 576 states and 914 transitions. [2021-11-23 00:32:46,908 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 914 transitions. [2021-11-23 00:32:46,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:32:46,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,973 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:46,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 578 states and 919 transitions. [2021-11-23 00:32:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 919 transitions. [2021-11-23 00:32:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:32:46,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,061 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 580 states and 923 transitions. [2021-11-23 00:32:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 923 transitions. [2021-11-23 00:32:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:32:47,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:47,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 582 states and 927 transitions. [2021-11-23 00:32:47,155 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 927 transitions. [2021-11-23 00:32:47,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:32:47,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 586 states and 935 transitions. [2021-11-23 00:32:47,532 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 935 transitions. [2021-11-23 00:32:47,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:32:47,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:47,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 587 states and 936 transitions. [2021-11-23 00:32:47,611 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 936 transitions. [2021-11-23 00:32:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:32:47,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:47,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 589 states and 940 transitions. [2021-11-23 00:32:47,823 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 940 transitions. [2021-11-23 00:32:47,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:32:47,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:47,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 590 states and 941 transitions. [2021-11-23 00:32:47,895 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 941 transitions. [2021-11-23 00:32:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:32:47,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:47,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 593 states and 945 transitions. [2021-11-23 00:32:47,984 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 945 transitions. [2021-11-23 00:32:47,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:32:47,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 594 states and 945 transitions. [2021-11-23 00:32:48,064 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 945 transitions. [2021-11-23 00:32:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:48,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:48,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:48,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 597 states and 949 transitions. [2021-11-23 00:32:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 949 transitions. [2021-11-23 00:32:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:32:48,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:48,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:48,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:48,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 606 states and 963 transitions. [2021-11-23 00:32:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 963 transitions. [2021-11-23 00:32:48,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:32:48,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:48,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:48,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 615 states and 977 transitions. [2021-11-23 00:32:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 977 transitions. [2021-11-23 00:32:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:32:48,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:48,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,498 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 618 states and 982 transitions. [2021-11-23 00:32:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 982 transitions. [2021-11-23 00:32:48,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:32:48,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:48,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:48,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 621 states and 986 transitions. [2021-11-23 00:32:48,937 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 986 transitions. [2021-11-23 00:32:48,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:32:48,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:48,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:49,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 628 states and 997 transitions. [2021-11-23 00:32:49,074 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 997 transitions. [2021-11-23 00:32:49,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:32:49,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 635 states and 1008 transitions. [2021-11-23 00:32:49,188 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1008 transitions. [2021-11-23 00:32:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:32:49,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:49,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 638 states and 1012 transitions. [2021-11-23 00:32:49,278 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1012 transitions. [2021-11-23 00:32:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:32:49,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:32:49,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 646 states and 1023 transitions. [2021-11-23 00:32:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1023 transitions. [2021-11-23 00:32:49,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:32:49,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:49,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 655 states and 1038 transitions. [2021-11-23 00:32:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1038 transitions. [2021-11-23 00:32:49,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:49,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:32:50,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 663 states and 1049 transitions. [2021-11-23 00:32:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1049 transitions. [2021-11-23 00:32:50,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:32:50,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,277 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 670 states and 1061 transitions. [2021-11-23 00:32:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1061 transitions. [2021-11-23 00:32:50,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:32:50,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,412 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:32:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 670 states and 1060 transitions. [2021-11-23 00:32:50,508 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1060 transitions. [2021-11-23 00:32:50,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:32:50,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:50,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 677 states and 1072 transitions. [2021-11-23 00:32:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1072 transitions. [2021-11-23 00:32:50,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:32:50,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,735 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 685 states and 1092 transitions. [2021-11-23 00:32:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1092 transitions. [2021-11-23 00:32:50,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:32:50,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 693 states and 1112 transitions. [2021-11-23 00:32:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1112 transitions. [2021-11-23 00:32:50,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:32:50,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:32:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 701 states and 1123 transitions. [2021-11-23 00:32:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1123 transitions. [2021-11-23 00:32:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:32:51,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:51,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:51,510 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 703 states and 1125 transitions. [2021-11-23 00:32:51,536 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1125 transitions. [2021-11-23 00:32:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:32:51,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:51,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:51,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 705 states and 1127 transitions. [2021-11-23 00:32:51,650 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1127 transitions. [2021-11-23 00:32:51,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:32:51,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:51,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:51,736 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:51,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 708 states and 1132 transitions. [2021-11-23 00:32:51,769 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1132 transitions. [2021-11-23 00:32:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:32:51,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:51,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 711 states and 1137 transitions. [2021-11-23 00:32:51,909 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1137 transitions. [2021-11-23 00:32:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:32:51,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:51,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:51,975 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:32:52,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 715 states and 1157 transitions. [2021-11-23 00:32:52,065 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1157 transitions. [2021-11-23 00:32:52,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:32:52,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:52,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:52,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 730 states and 1209 transitions. [2021-11-23 00:32:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1209 transitions. [2021-11-23 00:32:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:32:52,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:52,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:32:53,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 738 states and 1229 transitions. [2021-11-23 00:32:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1229 transitions. [2021-11-23 00:32:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:32:53,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:53,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 742 states and 1236 transitions. [2021-11-23 00:32:53,210 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1236 transitions. [2021-11-23 00:32:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:32:53,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:32:53,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 746 states and 1257 transitions. [2021-11-23 00:32:53,385 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1257 transitions. [2021-11-23 00:32:53,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:32:53,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,462 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 747 states and 1258 transitions. [2021-11-23 00:32:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1258 transitions. [2021-11-23 00:32:53,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:32:53,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 748 states and 1260 transitions. [2021-11-23 00:32:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1260 transitions. [2021-11-23 00:32:53,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:32:53,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:53,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 752 states and 1267 transitions. [2021-11-23 00:32:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1267 transitions. [2021-11-23 00:32:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:32:53,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 753 states and 1268 transitions. [2021-11-23 00:32:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1268 transitions. [2021-11-23 00:32:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:32:53,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,061 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:54,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 754 states and 1269 transitions. [2021-11-23 00:32:54,153 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1269 transitions. [2021-11-23 00:32:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:32:54,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:54,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 755 states and 1270 transitions. [2021-11-23 00:32:54,332 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1270 transitions. [2021-11-23 00:32:54,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:32:54,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,407 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:32:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 757 states and 1272 transitions. [2021-11-23 00:32:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1272 transitions. [2021-11-23 00:32:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:32:54,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,505 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:54,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 758 states and 1273 transitions. [2021-11-23 00:32:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1273 transitions. [2021-11-23 00:32:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:32:54,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,674 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:54,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 759 states and 1273 transitions. [2021-11-23 00:32:54,696 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1273 transitions. [2021-11-23 00:32:54,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:32:54,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,763 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:32:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 762 states and 1288 transitions. [2021-11-23 00:32:54,931 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1288 transitions. [2021-11-23 00:32:54,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:32:54,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:55,000 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:55,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 763 states and 1288 transitions. [2021-11-23 00:32:55,040 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1288 transitions. [2021-11-23 00:32:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:32:55,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:55,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:32:55,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 766 states and 1302 transitions. [2021-11-23 00:32:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1302 transitions. [2021-11-23 00:32:55,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:32:55,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:55,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:55,433 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:56,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 778 states and 1353 transitions. [2021-11-23 00:32:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1353 transitions. [2021-11-23 00:32:56,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:32:56,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,569 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:32:56,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 780 states and 1355 transitions. [2021-11-23 00:32:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1355 transitions. [2021-11-23 00:32:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:32:56,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 785 states and 1362 transitions. [2021-11-23 00:32:56,894 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1362 transitions. [2021-11-23 00:32:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:32:56,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:32:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 785 states and 1357 transitions. [2021-11-23 00:32:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1357 transitions. [2021-11-23 00:32:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:32:56,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:57,078 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:32:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:57,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 791 states and 1372 transitions. [2021-11-23 00:32:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1372 transitions. [2021-11-23 00:32:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:32:57,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:57,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:57,323 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:57,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:57,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 795 states and 1377 transitions. [2021-11-23 00:32:57,349 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1377 transitions. [2021-11-23 00:32:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:32:57,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:57,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 800 states and 1384 transitions. [2021-11-23 00:32:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1384 transitions. [2021-11-23 00:32:57,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:32:57,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:57,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:57,563 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:57,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 804 states and 1390 transitions. [2021-11-23 00:32:57,803 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1390 transitions. [2021-11-23 00:32:57,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:32:57,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:57,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:57,868 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 806 states and 1392 transitions. [2021-11-23 00:32:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1392 transitions. [2021-11-23 00:32:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:58,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:32:58,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 814 states and 1411 transitions. [2021-11-23 00:32:58,432 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1411 transitions. [2021-11-23 00:32:58,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:58,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:32:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 815 states and 1412 transitions. [2021-11-23 00:32:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1412 transitions. [2021-11-23 00:32:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:32:58,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:32:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 819 states and 1417 transitions. [2021-11-23 00:32:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1417 transitions. [2021-11-23 00:32:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:32:58,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:32:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 822 states and 1422 transitions. [2021-11-23 00:32:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1422 transitions. [2021-11-23 00:32:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:32:58,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:58,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 824 states and 1426 transitions. [2021-11-23 00:32:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1426 transitions. [2021-11-23 00:32:58,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:32:58,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:32:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:59,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 828 states and 1450 transitions. [2021-11-23 00:32:59,453 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1450 transitions. [2021-11-23 00:32:59,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:32:59,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:59,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 832 states and 1455 transitions. [2021-11-23 00:32:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1455 transitions. [2021-11-23 00:32:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:32:59,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:59,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:59,709 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:32:59,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 833 states and 1456 transitions. [2021-11-23 00:32:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1456 transitions. [2021-11-23 00:32:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:32:59,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:59,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:59,975 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:33:00,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 833 states and 1455 transitions. [2021-11-23 00:33:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1455 transitions. [2021-11-23 00:33:00,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:00,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,334 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 834 states and 1456 transitions. [2021-11-23 00:33:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1456 transitions. [2021-11-23 00:33:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:00,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 836 states and 1458 transitions. [2021-11-23 00:33:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1458 transitions. [2021-11-23 00:33:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:33:00,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 838 states and 1462 transitions. [2021-11-23 00:33:00,658 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1462 transitions. [2021-11-23 00:33:00,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:33:00,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 840 states and 1477 transitions. [2021-11-23 00:33:00,890 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1477 transitions. [2021-11-23 00:33:00,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:33:00,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:00,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 842 states and 1480 transitions. [2021-11-23 00:33:00,980 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1480 transitions. [2021-11-23 00:33:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:33:00,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:01,115 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:33:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 843 states and 1480 transitions. [2021-11-23 00:33:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1480 transitions. [2021-11-23 00:33:01,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:33:01,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:01,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:01,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 844 states and 1481 transitions. [2021-11-23 00:33:01,416 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1481 transitions. [2021-11-23 00:33:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:33:01,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:01,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:01,483 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:01,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 845 states and 1482 transitions. [2021-11-23 00:33:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1482 transitions. [2021-11-23 00:33:01,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:01,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:01,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:01,581 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 847 states and 1485 transitions. [2021-11-23 00:33:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1485 transitions. [2021-11-23 00:33:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:01,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:01,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:01,777 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:02,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 855 states and 1515 transitions. [2021-11-23 00:33:02,384 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1515 transitions. [2021-11-23 00:33:02,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:02,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 855 states and 1513 transitions. [2021-11-23 00:33:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1513 transitions. [2021-11-23 00:33:02,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:33:02,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 857 states and 1516 transitions. [2021-11-23 00:33:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1516 transitions. [2021-11-23 00:33:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:02,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:02,641 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:33:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 858 states and 1516 transitions. [2021-11-23 00:33:02,663 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1516 transitions. [2021-11-23 00:33:02,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:02,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 859 states and 1517 transitions. [2021-11-23 00:33:02,759 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1517 transitions. [2021-11-23 00:33:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:02,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:03,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 863 states and 1524 transitions. [2021-11-23 00:33:03,269 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1524 transitions. [2021-11-23 00:33:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:03,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:03,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,340 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:03,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 864 states and 1525 transitions. [2021-11-23 00:33:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1525 transitions. [2021-11-23 00:33:03,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:03,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:03,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,643 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:03,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 866 states and 1527 transitions. [2021-11-23 00:33:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1527 transitions. [2021-11-23 00:33:03,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:33:03,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:03,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 868 states and 1530 transitions. [2021-11-23 00:33:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1530 transitions. [2021-11-23 00:33:03,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:03,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:03,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,856 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:03,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 869 states and 1530 transitions. [2021-11-23 00:33:03,907 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1530 transitions. [2021-11-23 00:33:03,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:03,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:03,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,985 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:33:04,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 872 states and 1534 transitions. [2021-11-23 00:33:04,008 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1534 transitions. [2021-11-23 00:33:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:04,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,078 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:33:04,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 876 states and 1540 transitions. [2021-11-23 00:33:04,116 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1540 transitions. [2021-11-23 00:33:04,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:04,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,186 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:04,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 876 states and 1538 transitions. [2021-11-23 00:33:04,211 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1538 transitions. [2021-11-23 00:33:04,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:04,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 879 states and 1544 transitions. [2021-11-23 00:33:04,302 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1544 transitions. [2021-11-23 00:33:04,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:04,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:04,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 881 states and 1546 transitions. [2021-11-23 00:33:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1546 transitions. [2021-11-23 00:33:04,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:04,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,511 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:04,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 882 states and 1547 transitions. [2021-11-23 00:33:04,743 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1547 transitions. [2021-11-23 00:33:04,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:04,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:04,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 883 states and 1547 transitions. [2021-11-23 00:33:04,850 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1547 transitions. [2021-11-23 00:33:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:33:04,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,933 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:33:05,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 884 states and 1547 transitions. [2021-11-23 00:33:05,055 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1547 transitions. [2021-11-23 00:33:05,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:33:05,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,136 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:33:05,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 888 states and 1554 transitions. [2021-11-23 00:33:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1554 transitions. [2021-11-23 00:33:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:33:05,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 890 states and 1556 transitions. [2021-11-23 00:33:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1556 transitions. [2021-11-23 00:33:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:05,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 892 states and 1561 transitions. [2021-11-23 00:33:05,347 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1561 transitions. [2021-11-23 00:33:05,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:05,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,411 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:05,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 895 states and 1567 transitions. [2021-11-23 00:33:05,433 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1567 transitions. [2021-11-23 00:33:05,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:33:05,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,496 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:05,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 897 states and 1569 transitions. [2021-11-23 00:33:05,523 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1569 transitions. [2021-11-23 00:33:05,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:33:05,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 898 states and 1569 transitions. [2021-11-23 00:33:05,611 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1569 transitions. [2021-11-23 00:33:05,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:33:05,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,683 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:33:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 899 states and 1569 transitions. [2021-11-23 00:33:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1569 transitions. [2021-11-23 00:33:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:33:05,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:05,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 900 states and 1569 transitions. [2021-11-23 00:33:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1569 transitions. [2021-11-23 00:33:05,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:33:05,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:05,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 894 states and 1553 transitions. [2021-11-23 00:33:05,990 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1553 transitions. [2021-11-23 00:33:05,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:33:05,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:06,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 896 states and 1555 transitions. [2021-11-23 00:33:06,089 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1555 transitions. [2021-11-23 00:33:06,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:33:06,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,153 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:06,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 898 states and 1560 transitions. [2021-11-23 00:33:06,175 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1560 transitions. [2021-11-23 00:33:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:33:06,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,238 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 898 states and 1559 transitions. [2021-11-23 00:33:06,255 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1559 transitions. [2021-11-23 00:33:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:33:06,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,395 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:06,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 904 states and 1586 transitions. [2021-11-23 00:33:06,958 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1586 transitions. [2021-11-23 00:33:06,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:33:06,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 907 states and 1590 transitions. [2021-11-23 00:33:07,263 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1590 transitions. [2021-11-23 00:33:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:33:07,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:07,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:33:07,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 908 states and 1590 transitions. [2021-11-23 00:33:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1590 transitions. [2021-11-23 00:33:07,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:33:07,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:07,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,422 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:33:07,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:07,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 909 states and 1590 transitions. [2021-11-23 00:33:07,450 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1590 transitions. [2021-11-23 00:33:07,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:33:07,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:07,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:33:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 910 states and 1590 transitions. [2021-11-23 00:33:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1590 transitions. [2021-11-23 00:33:07,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:33:07,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:07,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:33:07,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:07,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 911 states and 1590 transitions. [2021-11-23 00:33:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1590 transitions. [2021-11-23 00:33:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:33:07,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:07,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,764 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:33:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 912 states and 1590 transitions. [2021-11-23 00:33:07,816 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1590 transitions. [2021-11-23 00:33:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:33:07,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:07,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,963 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 920 states and 1602 transitions. [2021-11-23 00:33:08,005 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1602 transitions. [2021-11-23 00:33:08,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:33:08,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:08,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 922 states and 1604 transitions. [2021-11-23 00:33:08,117 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1604 transitions. [2021-11-23 00:33:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:33:08,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:33:08,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 927 states and 1611 transitions. [2021-11-23 00:33:08,234 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1611 transitions. [2021-11-23 00:33:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:33:08,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:33:10,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 935 states and 1626 transitions. [2021-11-23 00:33:10,605 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1626 transitions. [2021-11-23 00:33:10,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:33:10,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:10,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:11,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 937 states and 1628 transitions. [2021-11-23 00:33:11,008 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1628 transitions. [2021-11-23 00:33:11,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:33:11,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:33:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 941 states and 1633 transitions. [2021-11-23 00:33:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1633 transitions. [2021-11-23 00:33:11,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:33:11,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 949 states and 1645 transitions. [2021-11-23 00:33:11,304 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1645 transitions. [2021-11-23 00:33:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:33:11,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,396 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:11,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 951 states and 1647 transitions. [2021-11-23 00:33:11,423 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1647 transitions. [2021-11-23 00:33:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:33:11,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,510 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:11,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 953 states and 1649 transitions. [2021-11-23 00:33:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1649 transitions. [2021-11-23 00:33:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:33:11,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,624 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:11,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 954 states and 1649 transitions. [2021-11-23 00:33:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1649 transitions. [2021-11-23 00:33:11,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:33:11,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,879 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 981 states and 1707 transitions. [2021-11-23 00:33:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1707 transitions. [2021-11-23 00:33:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:33:13,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 982 states and 1707 transitions. [2021-11-23 00:33:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1707 transitions. [2021-11-23 00:33:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:33:13,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:13,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 985 states and 1715 transitions. [2021-11-23 00:33:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1715 transitions. [2021-11-23 00:33:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:33:13,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,753 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 987 states and 1718 transitions. [2021-11-23 00:33:13,789 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1718 transitions. [2021-11-23 00:33:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:33:13,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:14,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 990 states and 1723 transitions. [2021-11-23 00:33:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1723 transitions. [2021-11-23 00:33:14,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:33:14,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:14,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:14,574 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 993 states and 1728 transitions. [2021-11-23 00:33:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1728 transitions. [2021-11-23 00:33:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:33:15,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:15,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 999 states and 1738 transitions. [2021-11-23 00:33:15,538 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1738 transitions. [2021-11-23 00:33:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:33:15,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:15,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1001 states and 1744 transitions. [2021-11-23 00:33:16,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1744 transitions. [2021-11-23 00:33:16,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:33:16,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:16,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1007 states and 1754 transitions. [2021-11-23 00:33:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1754 transitions. [2021-11-23 00:33:16,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:33:16,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1009 states and 1759 transitions. [2021-11-23 00:33:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1759 transitions. [2021-11-23 00:33:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:33:16,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:16,429 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:33:16,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1011 states and 1761 transitions. [2021-11-23 00:33:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1761 transitions. [2021-11-23 00:33:16,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:33:16,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:33:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1013 states and 1763 transitions. [2021-11-23 00:33:16,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1763 transitions. [2021-11-23 00:33:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:33:16,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:16,651 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:33:16,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1015 states and 1765 transitions. [2021-11-23 00:33:16,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1765 transitions. [2021-11-23 00:33:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:33:16,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1018 states and 1770 transitions. [2021-11-23 00:33:18,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1770 transitions. [2021-11-23 00:33:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:33:18,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1047 states and 1819 transitions. [2021-11-23 00:33:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1819 transitions. [2021-11-23 00:33:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:33:24,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:24,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:24,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:24,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1048 states and 1820 transitions. [2021-11-23 00:33:24,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1820 transitions. [2021-11-23 00:33:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:33:24,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:24,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:24,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:33:24,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:24,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1050 states and 1822 transitions. [2021-11-23 00:33:24,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1822 transitions. [2021-11-23 00:33:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:33:24,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:24,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:24,483 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:33:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:24,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1053 states and 1834 transitions. [2021-11-23 00:33:24,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1834 transitions. [2021-11-23 00:33:24,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:33:24,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:24,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:24,962 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1055 states and 1836 transitions. [2021-11-23 00:33:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1836 transitions. [2021-11-23 00:33:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:33:25,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:25,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:29,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1062 states and 1850 transitions. [2021-11-23 00:33:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1850 transitions. [2021-11-23 00:33:29,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:33:29,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:29,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:33:30,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1063 states and 1851 transitions. [2021-11-23 00:33:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1851 transitions. [2021-11-23 00:33:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:33:30,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1063 states and 1850 transitions. [2021-11-23 00:33:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1850 transitions. [2021-11-23 00:33:30,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:33:30,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,274 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:33:30,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1066 states and 1854 transitions. [2021-11-23 00:33:30,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1854 transitions. [2021-11-23 00:33:30,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:33:30,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:33:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1067 states and 1854 transitions. [2021-11-23 00:33:30,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1854 transitions. [2021-11-23 00:33:30,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:33:30,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,575 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:33:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1075 states and 1866 transitions. [2021-11-23 00:33:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1866 transitions. [2021-11-23 00:33:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:33:30,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:33:30,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1077 states and 1868 transitions. [2021-11-23 00:33:30,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1868 transitions. [2021-11-23 00:33:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:33:30,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1081 states and 1873 transitions. [2021-11-23 00:33:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1873 transitions. [2021-11-23 00:33:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:33:30,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:31,047 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:32,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1089 states and 1884 transitions. [2021-11-23 00:33:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1884 transitions. [2021-11-23 00:33:32,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:33:32,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:32,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:32,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 1498 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:33:32,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:32,778 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:34,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1123 states and 1959 transitions. [2021-11-23 00:33:34,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1959 transitions. [2021-11-23 00:33:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:33:34,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:34,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:33:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1124 states and 1959 transitions. [2021-11-23 00:33:35,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1959 transitions. [2021-11-23 00:33:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:33:35,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 1500 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:33:35,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:33:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1158 states and 2042 transitions. [2021-11-23 00:33:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2042 transitions. [2021-11-23 00:33:37,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:33:37,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:37,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:37,825 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:33:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:37,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1160 states and 2046 transitions. [2021-11-23 00:33:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2046 transitions. [2021-11-23 00:33:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:33:37,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:37,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:37,931 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:33:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:38,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1162 states and 2050 transitions. [2021-11-23 00:33:38,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2050 transitions. [2021-11-23 00:33:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:33:38,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:38,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:38,950 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:33:39,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1170 states and 2070 transitions. [2021-11-23 00:33:39,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2070 transitions. [2021-11-23 00:33:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:33:39,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,101 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:33:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1171 states and 2071 transitions. [2021-11-23 00:33:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2071 transitions. [2021-11-23 00:33:39,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:33:39,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:33:39,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1171 states and 2070 transitions. [2021-11-23 00:33:39,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2070 transitions. [2021-11-23 00:33:39,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:33:39,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,300 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:33:39,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1172 states and 2070 transitions. [2021-11-23 00:33:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2070 transitions. [2021-11-23 00:33:39,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:33:39,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,411 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:33:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1174 states and 2072 transitions. [2021-11-23 00:33:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2072 transitions. [2021-11-23 00:33:39,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:33:39,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:40,291 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:33:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:44,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1177 states and 2076 transitions. [2021-11-23 00:33:44,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2076 transitions. [2021-11-23 00:33:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:33:44,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:44,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:33:44,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:44,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1180 states and 2081 transitions. [2021-11-23 00:33:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2081 transitions. [2021-11-23 00:33:44,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:33:44,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:44,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:45,096 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:33:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1184 states and 2086 transitions. [2021-11-23 00:33:49,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2086 transitions. [2021-11-23 00:33:49,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:33:49,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:49,411 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:33:49,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1188 states and 2093 transitions. [2021-11-23 00:33:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2093 transitions. [2021-11-23 00:33:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:33:49,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:49,595 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:33:49,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1195 states and 2104 transitions. [2021-11-23 00:33:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2104 transitions. [2021-11-23 00:33:49,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:33:49,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:33:50,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:50,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1201 states and 2107 transitions. [2021-11-23 00:33:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2107 transitions. [2021-11-23 00:33:50,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:33:50,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:50,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:33:53,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:53,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1204 states and 2112 transitions. [2021-11-23 00:33:53,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2112 transitions. [2021-11-23 00:33:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:33:53,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:53,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:53,118 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:33:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:53,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1207 states and 2116 transitions. [2021-11-23 00:33:53,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2116 transitions. [2021-11-23 00:33:53,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:33:53,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:53,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:53,232 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:33:53,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1216 states and 2131 transitions. [2021-11-23 00:33:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2131 transitions. [2021-11-23 00:33:53,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:33:53,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:53,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:53,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:33:53,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:54,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1222 states and 2134 transitions. [2021-11-23 00:33:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2134 transitions. [2021-11-23 00:33:54,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:33:54,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:54,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:33:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1230 states and 2145 transitions. [2021-11-23 00:33:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2145 transitions. [2021-11-23 00:33:56,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:33:56,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:33:56,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1230 states and 2144 transitions. [2021-11-23 00:33:56,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2144 transitions. [2021-11-23 00:33:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:33:56,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:33:56,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1238 states and 2164 transitions. [2021-11-23 00:33:56,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2164 transitions. [2021-11-23 00:33:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:33:56,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,718 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:33:56,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1243 states and 2171 transitions. [2021-11-23 00:33:56,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2171 transitions. [2021-11-23 00:33:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:33:56,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:33:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1247 states and 2176 transitions. [2021-11-23 00:33:56,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2176 transitions. [2021-11-23 00:33:56,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:33:56,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:57,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:33:57,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:34:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1255 states and 2185 transitions. [2021-11-23 00:34:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2185 transitions. [2021-11-23 00:34:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:34:06,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:34:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1258 states and 2190 transitions. [2021-11-23 00:34:06,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2190 transitions. [2021-11-23 00:34:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:34:06,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:34:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1265 states and 2205 transitions. [2021-11-23 00:34:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2205 transitions. [2021-11-23 00:34:20,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:34:20,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:20,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:34:20,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:34:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1273 states and 2214 transitions. [2021-11-23 00:34:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2214 transitions. [2021-11-23 00:34:34,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:34:34,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:34,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:34:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:34,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1278 states and 2223 transitions. [2021-11-23 00:34:34,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2223 transitions. [2021-11-23 00:34:34,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:34:34,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:34,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:34:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1299 states and 2253 transitions. [2021-11-23 00:34:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2253 transitions. [2021-11-23 00:34:40,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:34:40,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:40,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:40,433 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:34:40,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:40,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1303 states and 2258 transitions. [2021-11-23 00:34:40,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2258 transitions. [2021-11-23 00:34:40,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:34:40,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:40,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:40,561 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:34:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:51,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1314 states and 2276 transitions. [2021-11-23 00:34:51,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2276 transitions. [2021-11-23 00:34:51,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:34:51,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:51,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:34:51,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1318 states and 2283 transitions. [2021-11-23 00:34:51,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2283 transitions. [2021-11-23 00:34:51,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:34:51,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:51,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:51,551 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 00:34:53,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:53,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1320 states and 2285 transitions. [2021-11-23 00:34:53,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2285 transitions. [2021-11-23 00:34:53,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:34:53,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:53,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 00:34:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1321 states and 2285 transitions. [2021-11-23 00:34:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2285 transitions. [2021-11-23 00:34:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:34:53,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:53,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:34:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:54,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1328 states and 2296 transitions. [2021-11-23 00:34:54,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2296 transitions. [2021-11-23 00:34:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:34:54,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:54,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:35:03,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1329 states and 2298 transitions. [2021-11-23 00:35:03,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2298 transitions. [2021-11-23 00:35:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:35:03,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:03,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:03,987 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:35:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 1340 states and 2315 transitions. [2021-11-23 00:35:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2315 transitions. [2021-11-23 00:35:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:35:23,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:23,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:35:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1341 states and 2316 transitions. [2021-11-23 00:35:25,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2316 transitions. [2021-11-23 00:35:25,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:35:25,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:35:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1342 states and 2317 transitions. [2021-11-23 00:35:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2317 transitions. [2021-11-23 00:35:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:35:26,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 00:35:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 1344 states and 2319 transitions. [2021-11-23 00:35:26,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2319 transitions. [2021-11-23 00:35:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:35:26,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 00:35:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 1345 states and 2319 transitions. [2021-11-23 00:35:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2319 transitions. [2021-11-23 00:35:26,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:35:26,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,962 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:35:27,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1347 states and 2321 transitions. [2021-11-23 00:35:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2321 transitions. [2021-11-23 00:35:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:35:27,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:35:27,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1349 states and 2323 transitions. [2021-11-23 00:35:27,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2323 transitions. [2021-11-23 00:35:27,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:35:27,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:35:27,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 1351 states and 2325 transitions. [2021-11-23 00:35:27,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2325 transitions. [2021-11-23 00:35:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:35:27,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:35:27,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 1358 states and 2336 transitions. [2021-11-23 00:35:27,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2336 transitions. [2021-11-23 00:35:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:35:27,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:29,438 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:35:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 1360 states and 2339 transitions. [2021-11-23 00:35:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2339 transitions. [2021-11-23 00:35:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:35:31,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:35:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1361 states and 2341 transitions. [2021-11-23 00:35:34,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2341 transitions. [2021-11-23 00:35:34,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:35:34,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:35:34,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:34,690 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:35:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1362 states and 2342 transitions. [2021-11-23 00:35:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2342 transitions. [2021-11-23 00:35:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:35:37,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:37,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:37,248 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:35:38,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1364 states and 2344 transitions. [2021-11-23 00:35:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2344 transitions. [2021-11-23 00:35:38,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:35:38,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:38,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:38,276 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:35:38,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:38,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1365 states and 2344 transitions. [2021-11-23 00:35:38,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2344 transitions. [2021-11-23 00:35:38,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:35:38,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:38,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:40,077 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:35:42,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1366 states and 2345 transitions. [2021-11-23 00:35:42,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2345 transitions. [2021-11-23 00:35:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:35:42,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 1618 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:35:42,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:43,110 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:35:45,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 1367 states and 2346 transitions. [2021-11-23 00:35:45,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2346 transitions. [2021-11-23 00:35:45,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:35:45,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:45,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:45,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 1617 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:35:45,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1371 states and 2349 transitions. [2021-11-23 00:36:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2349 transitions. [2021-11-23 00:36:05,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:36:05,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:05,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 1375 states and 2354 transitions. [2021-11-23 00:36:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2354 transitions. [2021-11-23 00:36:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:36:05,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:05,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 1380 states and 2361 transitions. [2021-11-23 00:36:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2361 transitions. [2021-11-23 00:36:06,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:36:06,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:06,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:36:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 1381 states and 2362 transitions. [2021-11-23 00:36:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2362 transitions. [2021-11-23 00:36:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:36:10,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:10,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:11,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:36:11,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 1385 states and 2366 transitions. [2021-11-23 00:36:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2366 transitions. [2021-11-23 00:36:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:36:30,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:36:30,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 00:36:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 1387 states and 2369 transitions. [2021-11-23 00:36:30,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2369 transitions. [2021-11-23 00:36:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:36:30,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:36:30,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 1395 states and 2381 transitions. [2021-11-23 00:36:30,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2381 transitions. [2021-11-23 00:36:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:36:30,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:36:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 1397 states and 2383 transitions. [2021-11-23 00:36:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2383 transitions. [2021-11-23 00:36:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:36:30,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:36:36,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1398 states and 2384 transitions. [2021-11-23 00:36:36,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2384 transitions. [2021-11-23 00:36:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:36:36,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 1602 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:36:36,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:36,584 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 00:36:36,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 1400 states and 2387 transitions. [2021-11-23 00:36:36,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2387 transitions. [2021-11-23 00:36:36,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:36:36,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:36:41,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1401 states and 2388 transitions. [2021-11-23 00:36:41,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2388 transitions. [2021-11-23 00:36:41,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:36:41,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,801 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:36:41,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 1404 states and 2396 transitions. [2021-11-23 00:36:41,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2396 transitions. [2021-11-23 00:36:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:36:41,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:43,996 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:36:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1405 states and 2397 transitions. [2021-11-23 00:36:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2397 transitions. [2021-11-23 00:36:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:36:47,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 1656 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:36:47,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:47,699 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 1412 states and 2413 transitions. [2021-11-23 00:36:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2413 transitions. [2021-11-23 00:36:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:36:47,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,862 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:36:48,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:48,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 1416 states and 2425 transitions. [2021-11-23 00:36:48,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2425 transitions. [2021-11-23 00:36:48,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:36:48,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:48,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:36:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1417 states and 2426 transitions. [2021-11-23 00:36:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2426 transitions. [2021-11-23 00:36:53,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:36:53,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:53,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:53,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 1658 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:36:53,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1424 states and 2442 transitions. [2021-11-23 00:36:53,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2442 transitions. [2021-11-23 00:36:53,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:36:53,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:53,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:54,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 1658 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:36:54,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:54,367 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:36:54,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 1425 states and 2443 transitions. [2021-11-23 00:36:54,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2443 transitions. [2021-11-23 00:36:54,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:36:54,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:54,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:36:54,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 1426 states and 2445 transitions. [2021-11-23 00:36:54,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2445 transitions. [2021-11-23 00:36:54,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:36:54,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:54,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:37:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:12,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 1427 states and 2446 transitions. [2021-11-23 00:37:12,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2446 transitions. [2021-11-23 00:37:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:37:12,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:12,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:13,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 1660 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:37:13,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:37:13,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:13,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1428 states and 2447 transitions. [2021-11-23 00:37:13,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2447 transitions. [2021-11-23 00:37:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:37:13,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:13,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:13,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 1660 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:37:13,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:13,838 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:37:13,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:13,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1429 states and 2448 transitions. [2021-11-23 00:37:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2448 transitions. [2021-11-23 00:37:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:37:13,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:13,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:37:14,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1429 states and 2446 transitions. [2021-11-23 00:37:14,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2446 transitions. [2021-11-23 00:37:14,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:37:14,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:14,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-23 00:37:22,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:22,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 1432 states and 2451 transitions. [2021-11-23 00:37:22,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2451 transitions. [2021-11-23 00:37:22,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:37:22,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:22,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 1662 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:37:23,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:37:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1433 states and 2452 transitions. [2021-11-23 00:37:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2452 transitions. [2021-11-23 00:37:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:37:23,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,467 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:37:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 1435 states and 2454 transitions. [2021-11-23 00:37:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2454 transitions. [2021-11-23 00:37:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:37:23,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-23 00:37:23,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1444 states and 2472 transitions. [2021-11-23 00:37:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2472 transitions. [2021-11-23 00:37:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:37:23,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:37:23,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:24,080 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:37:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 1449 states and 2476 transitions. [2021-11-23 00:37:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2476 transitions. [2021-11-23 00:37:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:37:24,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:24,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:24,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1659 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:37:24,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:27,825 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:37:41,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:41,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1457 states and 2506 transitions. [2021-11-23 00:37:41,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2506 transitions. [2021-11-23 00:37:41,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:37:41,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:41,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:41,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 1685 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:37:41,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:38:09,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:09,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 1483 states and 2572 transitions. [2021-11-23 00:38:09,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2572 transitions. [2021-11-23 00:38:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:38:09,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:09,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:38:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:12,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1493 states and 2591 transitions. [2021-11-23 00:38:12,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2591 transitions. [2021-11-23 00:38:12,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:38:12,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:12,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,468 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-23 00:38:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 1531 states and 2665 transitions. [2021-11-23 00:38:31,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2665 transitions. [2021-11-23 00:38:31,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:38:31,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 1688 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:31,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:31,858 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:38:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1531 states and 2664 transitions. [2021-11-23 00:38:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2664 transitions. [2021-11-23 00:38:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:38:31,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:38:39,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 1534 states and 2671 transitions. [2021-11-23 00:38:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2671 transitions. [2021-11-23 00:38:39,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:38:39,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:39,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:38:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 1535 states and 2671 transitions. [2021-11-23 00:38:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2671 transitions. [2021-11-23 00:38:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:38:39,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:38:47,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 1546 states and 2688 transitions. [2021-11-23 00:38:47,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2688 transitions. [2021-11-23 00:38:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:38:47,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:38:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 1550 states and 2693 transitions. [2021-11-23 00:38:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2693 transitions. [2021-11-23 00:38:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-23 00:38:47,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:48,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:38:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:48,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1557 states and 2705 transitions. [2021-11-23 00:38:48,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 2705 transitions. [2021-11-23 00:38:48,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:38:48,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:48,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:38:55,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:55,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 1568 states and 2723 transitions. [2021-11-23 00:38:55,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2723 transitions. [2021-11-23 00:38:55,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:38:55,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:55,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:56,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 1704 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:38:56,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:38:56,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 1575 states and 2735 transitions. [2021-11-23 00:38:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2735 transitions. [2021-11-23 00:38:56,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:38:56,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:56,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:56,546 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:39:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:12,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 1583 states and 2746 transitions. [2021-11-23 00:39:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 2746 transitions. [2021-11-23 00:39:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:39:12,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:12,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:39:12,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1585 states and 2748 transitions. [2021-11-23 00:39:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2748 transitions. [2021-11-23 00:39:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:39:12,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:12,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 00:39:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 1606 states and 2788 transitions. [2021-11-23 00:39:28,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2788 transitions. [2021-11-23 00:39:28,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:39:28,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:28,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 00:39:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1610 states and 2793 transitions. [2021-11-23 00:39:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 2793 transitions. [2021-11-23 00:39:28,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:39:28,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:28,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 00:39:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1618 states and 2813 transitions. [2021-11-23 00:39:28,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2813 transitions. [2021-11-23 00:39:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:39:28,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:28,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:39:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1631 states and 2835 transitions. [2021-11-23 00:39:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2835 transitions. [2021-11-23 00:39:42,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:39:42,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:42,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:42,240 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 00:39:42,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1635 states and 2840 transitions. [2021-11-23 00:39:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2840 transitions. [2021-11-23 00:39:42,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:39:42,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:42,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:42,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 1697 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:42,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:39:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1636 states and 2840 transitions. [2021-11-23 00:39:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2840 transitions. [2021-11-23 00:39:42,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:39:42,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:42,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:43,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 1752 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:43,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:39:43,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:43,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 1643 states and 2852 transitions. [2021-11-23 00:39:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2852 transitions. [2021-11-23 00:39:43,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:39:43,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:43,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:43,647 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:39:43,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:43,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1647 states and 2857 transitions. [2021-11-23 00:39:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2857 transitions. [2021-11-23 00:39:43,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:39:43,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:43,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:43,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:43,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:39:44,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:44,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1648 states and 2857 transitions. [2021-11-23 00:39:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2857 transitions. [2021-11-23 00:39:44,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:39:44,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:44,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:44,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 1754 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:44,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:39:44,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:44,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 1655 states and 2869 transitions. [2021-11-23 00:39:44,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2869 transitions. [2021-11-23 00:39:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:39:44,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:44,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 1727 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:45,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:45,383 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:39:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1662 states and 2897 transitions. [2021-11-23 00:39:45,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2897 transitions. [2021-11-23 00:39:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:39:45,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:39:45,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 1669 states and 2908 transitions. [2021-11-23 00:39:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2908 transitions. [2021-11-23 00:39:45,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:39:45,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-23 00:39:54,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:54,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 1681 states and 2932 transitions. [2021-11-23 00:39:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2932 transitions. [2021-11-23 00:39:54,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:39:54,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:54,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:54,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 1699 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:54,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:39:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:55,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 1682 states and 2932 transitions. [2021-11-23 00:39:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2932 transitions. [2021-11-23 00:39:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:39:55,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:55,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 1726 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:55,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:55,536 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:39:55,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:55,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 1686 states and 2936 transitions. [2021-11-23 00:39:55,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 2936 transitions. [2021-11-23 00:39:55,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:39:55,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:55,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:39:57,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:57,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1696 states and 2957 transitions. [2021-11-23 00:39:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2957 transitions. [2021-11-23 00:39:57,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:39:57,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:57,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:57,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 1728 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:39:57,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:39:58,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1700 states and 2961 transitions. [2021-11-23 00:39:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2961 transitions. [2021-11-23 00:39:58,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:39:58,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:58,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 00:40:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 1710 states and 2983 transitions. [2021-11-23 00:40:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2983 transitions. [2021-11-23 00:40:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:40:28,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 00:40:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 1713 states and 2988 transitions. [2021-11-23 00:40:28,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2988 transitions. [2021-11-23 00:40:28,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:40:28,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,514 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 00:40:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 1717 states and 2995 transitions. [2021-11-23 00:40:28,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2995 transitions. [2021-11-23 00:40:28,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:40:28,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:40:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1725 states and 3007 transitions. [2021-11-23 00:40:29,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3007 transitions. [2021-11-23 00:40:29,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:40:29,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,100 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:40:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 1727 states and 3009 transitions. [2021-11-23 00:40:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3009 transitions. [2021-11-23 00:40:29,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:40:29,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,328 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-23 00:40:29,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1729 states and 3011 transitions. [2021-11-23 00:40:29,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3011 transitions. [2021-11-23 00:40:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:40:29,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,636 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:40:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 1730 states and 3013 transitions. [2021-11-23 00:40:29,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3013 transitions. [2021-11-23 00:40:29,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:40:29,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:30,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 1735 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:40:30,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:40:33,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 1733 states and 3021 transitions. [2021-11-23 00:40:33,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3021 transitions. [2021-11-23 00:40:33,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:40:33,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:33,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:33,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 1735 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:40:33,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:33,550 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:40:36,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:36,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 1734 states and 3022 transitions. [2021-11-23 00:40:36,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3022 transitions. [2021-11-23 00:40:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:40:36,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:36,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:37,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:40:37,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:37,302 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:40:37,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:37,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 1736 states and 3025 transitions. [2021-11-23 00:40:37,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3025 transitions. [2021-11-23 00:40:37,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:40:37,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:37,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:37,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1735 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:40:37,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:37,816 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:40:40,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1737 states and 3026 transitions. [2021-11-23 00:40:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3026 transitions. [2021-11-23 00:40:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:40:40,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:40,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:40,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:40:40,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:41,211 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:40:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 1739 states and 3029 transitions. [2021-11-23 00:40:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3029 transitions. [2021-11-23 00:40:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:40:41,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:41,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:41,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:40:41,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:41,778 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:40:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1741 states and 3032 transitions. [2021-11-23 00:40:41,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3032 transitions. [2021-11-23 00:40:41,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:40:41,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:41,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 00:40:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 1745 states and 3039 transitions. [2021-11-23 00:40:46,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3039 transitions. [2021-11-23 00:40:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:40:46,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:46,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 00:40:46,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 1747 states and 3041 transitions. [2021-11-23 00:40:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3041 transitions. [2021-11-23 00:40:46,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:40:46,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:46,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:46,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 1730 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:40:46,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:41:00,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 1749 states and 3045 transitions. [2021-11-23 00:41:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3045 transitions. [2021-11-23 00:41:00,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:41:00,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:00,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:00,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1736 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:41:00,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:01,263 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:41:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 1752 states and 3051 transitions. [2021-11-23 00:41:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3051 transitions. [2021-11-23 00:41:01,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:41:01,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:01,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 00:41:14,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 1756 states and 3056 transitions. [2021-11-23 00:41:14,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3056 transitions. [2021-11-23 00:41:14,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:41:14,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:14,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:15,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 1703 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:41:15,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:15,279 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:41:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:15,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 1758 states and 3061 transitions. [2021-11-23 00:41:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3061 transitions. [2021-11-23 00:41:15,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:41:15,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:15,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:15,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 1704 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:41:15,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:42:01,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 1786 states and 3125 transitions. [2021-11-23 00:42:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3125 transitions. [2021-11-23 00:42:01,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:42:01,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:01,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:01,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:42:01,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:01,857 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:42:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 1787 states and 3126 transitions. [2021-11-23 00:42:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3126 transitions. [2021-11-23 00:42:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:42:01,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:01,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:02,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 1760 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:42:02,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:43:08,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 1798 states and 3141 transitions. [2021-11-23 00:43:08,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3141 transitions. [2021-11-23 00:43:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:43:08,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:08,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:09,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 1705 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:09,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:43:09,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:09,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 1799 states and 3142 transitions. [2021-11-23 00:43:09,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3142 transitions. [2021-11-23 00:43:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:43:09,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:09,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:09,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:09,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:09,808 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:43:09,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:09,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 1800 states and 3142 transitions. [2021-11-23 00:43:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3142 transitions. [2021-11-23 00:43:09,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:43:09,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:09,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-11-23 00:43:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 1802 states and 3144 transitions. [2021-11-23 00:43:10,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3144 transitions. [2021-11-23 00:43:10,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:43:10,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:10,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:10,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:43:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 1805 states and 3149 transitions. [2021-11-23 00:43:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3149 transitions. [2021-11-23 00:43:10,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:43:10,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:10,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:11,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 1741 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:11,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:11,465 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:43:11,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:11,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 1806 states and 3150 transitions. [2021-11-23 00:43:11,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3150 transitions. [2021-11-23 00:43:11,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:43:11,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:11,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-23 00:43:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:11,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 1808 states and 3152 transitions. [2021-11-23 00:43:11,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3152 transitions. [2021-11-23 00:43:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 00:43:11,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:11,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-23 00:43:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:11,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 1812 states and 3157 transitions. [2021-11-23 00:43:11,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3157 transitions. [2021-11-23 00:43:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:43:11,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:11,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:12,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 1805 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:12,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:12,292 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:43:12,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 1822 states and 3177 transitions. [2021-11-23 00:43:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3177 transitions. [2021-11-23 00:43:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:43:12,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:12,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:12,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 1744 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:12,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:13,052 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:43:13,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:13,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 1823 states and 3178 transitions. [2021-11-23 00:43:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3178 transitions. [2021-11-23 00:43:13,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:43:13,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:13,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:13,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1743 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:13,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:43:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:13,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1824 states and 3179 transitions. [2021-11-23 00:43:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3179 transitions. [2021-11-23 00:43:13,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:43:13,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:13,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:13,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 1807 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:13,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:14,288 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:43:14,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:14,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1834 states and 3199 transitions. [2021-11-23 00:43:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3199 transitions. [2021-11-23 00:43:14,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:43:14,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:14,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:14,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 1812 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:43:14,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 00:43:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1834 states and 3198 transitions. [2021-11-23 00:43:15,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3198 transitions. [2021-11-23 00:43:15,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:43:15,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:15,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:15,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1746 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:15,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:15,627 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-23 00:43:15,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:15,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1835 states and 3199 transitions. [2021-11-23 00:43:15,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3199 transitions. [2021-11-23 00:43:15,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:43:15,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:15,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:15,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 1759 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:43:15,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:16,149 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:44:40,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 1844 states and 3211 transitions. [2021-11-23 00:44:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3211 transitions. [2021-11-23 00:44:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:44:40,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:40,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:44:40,949 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:44:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:44:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:44:51,987 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:44:51,990 INFO L158 Benchmark]: Toolchain (without parser) took 735981.79ms. Allocated memory was 94.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 69.5MB in the beginning and 605.8MB in the end (delta: -536.3MB). Peak memory consumption was 601.1MB. Max. memory is 16.1GB. [2021-11-23 00:44:51,991 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 71.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:44:51,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1660.67ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 69.5MB in the beginning and 55.3MB in the end (delta: 14.2MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2021-11-23 00:44:51,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 226.68ms. Allocated memory is still 113.2MB. Free memory was 55.3MB in the beginning and 67.8MB in the end (delta: -12.6MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-23 00:44:51,992 INFO L158 Benchmark]: Boogie Preprocessor took 225.58ms. Allocated memory is still 113.2MB. Free memory was 67.8MB in the beginning and 54.6MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:44:51,992 INFO L158 Benchmark]: RCFGBuilder took 3187.04ms. Allocated memory was 113.2MB in the beginning and 257.9MB in the end (delta: 144.7MB). Free memory was 54.6MB in the beginning and 134.7MB in the end (delta: -80.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2021-11-23 00:44:51,993 INFO L158 Benchmark]: CodeCheck took 730674.37ms. Allocated memory was 257.9MB in the beginning and 1.2GB in the end (delta: 973.1MB). Free memory was 134.7MB in the beginning and 605.8MB in the end (delta: -471.0MB). Peak memory consumption was 502.1MB. Max. memory is 16.1GB. [2021-11-23 00:44:51,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 71.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1660.67ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 69.5MB in the beginning and 55.3MB in the end (delta: 14.2MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 226.68ms. Allocated memory is still 113.2MB. Free memory was 55.3MB in the beginning and 67.8MB in the end (delta: -12.6MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 225.58ms. Allocated memory is still 113.2MB. Free memory was 67.8MB in the beginning and 54.6MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3187.04ms. Allocated memory was 113.2MB in the beginning and 257.9MB in the end (delta: 144.7MB). Free memory was 54.6MB in the beginning and 134.7MB in the end (delta: -80.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * CodeCheck took 730674.37ms. Allocated memory was 257.9MB in the beginning and 1.2GB in the end (delta: 973.1MB). Free memory was 134.7MB in the beginning and 605.8MB in the end (delta: -471.0MB). Peak memory consumption was 502.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:44:52,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ --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 64bit --witnessprinter.graph.data.programhash f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:44:54,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:44:54,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:44:54,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:44:54,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:44:54,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:44:54,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:44:54,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:44:54,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:44:54,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:44:54,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:44:54,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:44:54,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:44:54,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:44:54,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:44:54,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:44:54,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:44:54,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:44:54,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:44:54,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:44:54,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:44:54,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:44:54,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:44:54,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:44:54,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:44:54,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:44:54,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:44:54,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:44:54,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:44:54,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:44:54,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:44:54,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:44:54,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:44:54,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:44:54,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:44:54,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:44:54,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:44:54,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:44:54,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:44:54,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:44:54,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:44:54,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 00:44:54,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:44:54,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:44:54,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:44:54,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:44:54,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:44:54,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:44:54,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:44:54,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:44:54,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:44:54,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:44:54,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:44:54,452 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:44:54,453 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:44:54,453 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:44:54,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:44:54,453 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:44:54,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:44:54,454 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:44:54,454 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:44:54,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:44:54,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:44:54,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:44:54,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:44:54,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:44:54,455 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:44:54,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:44:54,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:44:54,456 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:44:54,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:44:54,456 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 [2021-11-23 00:44:54,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:44:54,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:44:54,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:44:54,845 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:44:54,845 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:44:54,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 00:44:54,917 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/c26bb22ab/0d4dceb986054c8ca6b3be6d6f348224/FLAGa450841ac [2021-11-23 00:44:55,770 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:44:55,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 00:44:55,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/c26bb22ab/0d4dceb986054c8ca6b3be6d6f348224/FLAGa450841ac [2021-11-23 00:44:56,299 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/data/c26bb22ab/0d4dceb986054c8ca6b3be6d6f348224 [2021-11-23 00:44:56,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:44:56,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:44:56,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:56,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:44:56,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:44:56,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:56" (1/1) ... [2021-11-23 00:44:56,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@759d8cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56, skipping insertion in model container [2021-11-23 00:44:56,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:56" (1/1) ... [2021-11-23 00:44:56,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:44:56,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:44:57,747 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 00:44:57,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:57,811 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 00:44:57,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:44:58,026 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 00:44:58,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:58,051 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:44:58,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 00:44:58,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:58,361 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:44:58,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58 WrapperNode [2021-11-23 00:44:58,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:58,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:58,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:44:58,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:44:58,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,572 INFO L137 Inliner]: procedures = 146, calls = 748, calls flagged for inlining = 45, calls inlined = 42, statements flattened = 2096 [2021-11-23 00:44:58,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:58,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:44:58,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:44:58,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:44:58,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:44:58,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:44:58,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:44:58,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:44:58,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2021-11-23 00:44:58,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:44:58,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:44:58,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:44:58,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6501f1e6-7793-402e-b6a0-f571f1d93471/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:44:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 00:44:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 00:44:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 00:44:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 00:44:58,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 00:44:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 00:44:58,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 00:44:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 00:44:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:44:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 00:44:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 00:44:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 00:44:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 00:44:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 00:44:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 00:44:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 00:44:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 00:44:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 00:44:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 00:44:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 00:44:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 00:44:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 00:44:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 00:44:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 00:44:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 00:44:58,851 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 00:44:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 00:44:58,851 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 00:44:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_init [2021-11-23 00:44:58,851 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_init [2021-11-23 00:44:58,851 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 00:44:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 00:44:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 00:44:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 00:44:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-11-23 00:44:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-11-23 00:44:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 00:44:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 00:44:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 00:44:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 00:44:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 00:44:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 00:44:58,854 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 00:44:58,854 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 00:44:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:44:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:44:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:44:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_exit [2021-11-23 00:44:58,855 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_exit [2021-11-23 00:44:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_delete [2021-11-23 00:44:58,856 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_delete [2021-11-23 00:44:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 00:44:58,856 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 00:44:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:44:58,857 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 00:44:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 00:44:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:44:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:44:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 00:44:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 00:44:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 00:44:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 00:44:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_report [2021-11-23 00:44:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_report [2021-11-23 00:44:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 00:44:58,861 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 00:44:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:44:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 00:44:58,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 00:44:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 00:44:58,863 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 00:44:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 00:44:58,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 00:44:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 00:44:58,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 00:44:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 00:44:58,864 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 00:44:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 00:44:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 00:44:58,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 00:44:58,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 00:44:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:44:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:44:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:44:58,865 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 00:44:58,865 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 00:44:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 00:44:58,866 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 00:44:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 00:44:58,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:44:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 00:44:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 00:44:58,867 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 00:44:58,867 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 00:44:58,868 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 00:44:58,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 00:44:58,869 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 00:44:58,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 00:44:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 00:44:58,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 00:44:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 00:44:58,870 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 00:44:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure read_index [2021-11-23 00:44:58,871 INFO L138 BoogieDeclarations]: Found implementation of procedure read_index [2021-11-23 00:44:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-11-23 00:44:58,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-11-23 00:44:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 00:44:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 00:44:58,871 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 00:44:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 00:44:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 00:44:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 00:44:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 00:44:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 00:44:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 00:44:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:44:58,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:44:59,428 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:44:59,430 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:45:09,900 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 00:45:09,919 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-11-23 00:45:09,919 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-11-23 00:45:12,301 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2021-11-23 00:45:12,492 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 00:45:12,501 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 00:45:12,511 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock.