./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.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_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/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_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/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_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/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 cb5bfc1a8464cddde83cddd5aff6365e1e8e8f5fea381390d6f1d2e53f223890 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:02:32,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:02:32,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:02:32,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:02:32,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:02:32,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:02:32,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:02:32,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:02:32,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:02:32,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:02:32,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:02:32,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:02:32,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:02:32,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:02:32,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:02:32,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:02:32,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:02:32,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:02:32,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:02:32,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:02:32,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:02:32,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:02:32,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:02:32,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:02:32,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:02:32,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:02:32,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:02:32,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:02:32,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:02:32,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:02:32,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:02:32,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:02:32,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:02:32,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:02:32,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:02:32,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:02:32,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:02:32,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:02:32,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:02:32,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:02:32,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:02:32,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:02:32,840 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:02:32,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:02:32,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:02:32,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:02:32,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:02:32,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:02:32,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:02:32,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:02:32,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:02:32,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:02:32,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:02:32,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:02:32,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:02:32,844 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:02:32,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:02:32,844 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:02:32,845 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:02:32,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:02:32,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:32,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:02:32,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:02:32,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:02:32,846 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:02:32,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:02:32,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:02:32,847 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_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb5bfc1a8464cddde83cddd5aff6365e1e8e8f5fea381390d6f1d2e53f223890 [2021-11-23 01:02:33,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:02:33,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:02:33,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:02:33,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:02:33,173 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:02:33,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i [2021-11-23 01:02:33,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/data/2ab4fd939/5045a75af8844d5b83738de7ce98b6fe/FLAG640ee793c [2021-11-23 01:02:34,252 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:02:34,254 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i [2021-11-23 01:02:34,368 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/data/2ab4fd939/5045a75af8844d5b83738de7ce98b6fe/FLAG640ee793c [2021-11-23 01:02:34,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/data/2ab4fd939/5045a75af8844d5b83738de7ce98b6fe [2021-11-23 01:02:34,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:02:34,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:02:34,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:34,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:02:34,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:02:34,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51fd0642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34, skipping insertion in model container [2021-11-23 01:02:34,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:02:34,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:02:35,441 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5701] [2021-11-23 01:02:35,441 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5702-5703] [2021-11-23 01:02:35,904 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_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i[171010,171023] [2021-11-23 01:02:37,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:38,005 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:02:38,169 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5701] [2021-11-23 01:02:38,169 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5702-5703] [2021-11-23 01:02:38,176 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_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--mISDN--mISDN_dsp.ko-entry_point.cil.out.i[171010,171023] [2021-11-23 01:02:38,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:38,774 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:02:38,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38 WrapperNode [2021-11-23 01:02:38,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:38,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:38,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:02:38,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:02:38,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:38,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,279 INFO L137 Inliner]: procedures = 293, calls = 6033, calls flagged for inlining = 92, calls inlined = 47, statements flattened = 4505 [2021-11-23 01:02:39,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:39,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:02:39,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:02:39,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:02:39,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:02:39,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:02:39,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:02:39,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:02:39,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:38" (1/1) ... [2021-11-23 01:02:39,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:39,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:02:39,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:02:39,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1df21d-1fa6-4a9b-a57f-c38ccd6e2eda/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:02:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 01:02:39,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 01:02:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 01:02:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 01:02:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:02:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:02:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure linear2alaw [2021-11-23 01:02:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure linear2alaw [2021-11-23 01:02:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 01:02:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 01:02:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:02:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:02:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 01:02:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 01:02:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:02:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 01:02:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 01:02:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:02:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 01:02:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 01:02:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure linear2ulaw [2021-11-23 01:02:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure linear2ulaw [2021-11-23 01:02:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 01:02:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 01:02:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:02:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:02:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 01:02:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 01:02:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 01:02:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 01:02:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 01:02:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 01:02:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 01:02:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 01:02:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_dsp_element_unregister [2021-11-23 01:02:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_dsp_element_unregister [2021-11-23 01:02:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:02:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 01:02:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 01:02:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 01:02:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 01:02:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 01:02:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 01:02:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:02:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 01:02:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 01:02:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:02:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2021-11-23 01:02:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2021-11-23 01:02:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:02:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:02:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2021-11-23 01:02:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2021-11-23 01:02:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-11-23 01:02:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-11-23 01:02:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-23 01:02:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-23 01:02:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure reverse_bits [2021-11-23 01:02:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure reverse_bits [2021-11-23 01:02:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:02:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:02:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:02:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 01:02:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 01:02:40,243 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:02:40,246 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:02:40,495 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 01:03:42,803 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:03:45,044 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:03:45,044 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:03:45,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:45 BoogieIcfgContainer [2021-11-23 01:03:45,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:03:45,049 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:03:45,049 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:03:45,059 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:03:45,060 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:03:45" (1/1) ... [2021-11-23 01:03:45,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:03:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 233 states and 323 transitions. [2021-11-23 01:03:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 323 transitions. [2021-11-23 01:03:45,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:03:45,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:49,112 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:03:49,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:49,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 240 states and 345 transitions. [2021-11-23 01:03:49,338 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 345 transitions. [2021-11-23 01:03:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:03:49,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:49,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:50,322 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 01:03:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:52,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 244 states and 365 transitions. [2021-11-23 01:03:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 365 transitions. [2021-11-23 01:03:52,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:03:52,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:52,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:53,317 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 01:03:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 249 states and 388 transitions. [2021-11-23 01:03:56,728 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 388 transitions. [2021-11-23 01:03:56,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:03:56,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:56,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:57,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:03:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 250 states and 388 transitions. [2021-11-23 01:03:59,082 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 388 transitions. [2021-11-23 01:03:59,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:03:59,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:59,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:59,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:04:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 253 states and 391 transitions. [2021-11-23 01:04:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 391 transitions. [2021-11-23 01:04:00,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:04:00,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:00,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:00,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:04:01,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:01,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 256 states and 396 transitions. [2021-11-23 01:04:01,138 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 396 transitions. [2021-11-23 01:04:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:04:01,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:01,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:07,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:07,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 263 states and 422 transitions. [2021-11-23 01:04:07,065 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 422 transitions. [2021-11-23 01:04:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:04:07,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:07,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:07,437 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 01:04:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:07,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 266 states and 427 transitions. [2021-11-23 01:04:07,494 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 427 transitions. [2021-11-23 01:04:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:04:07,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:07,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:08,285 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 01:04:08,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:08,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 265 states and 421 transitions. [2021-11-23 01:04:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 421 transitions. [2021-11-23 01:04:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:04:08,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:08,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:09,015 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:04:11,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:11,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 268 states and 427 transitions. [2021-11-23 01:04:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 427 transitions. [2021-11-23 01:04:11,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:04:11,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:11,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:11,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 421 transitions. [2021-11-23 01:04:12,265 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2021-11-23 01:04:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:04:12,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:12,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:04:13,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 268 states and 422 transitions. [2021-11-23 01:04:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 422 transitions. [2021-11-23 01:04:13,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:13,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:04:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 271 states and 426 transitions. [2021-11-23 01:04:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 426 transitions. [2021-11-23 01:04:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:04:14,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:17,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 273 states and 445 transitions. [2021-11-23 01:04:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 445 transitions. [2021-11-23 01:04:17,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:17,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:17,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:18,151 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:20,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 276 states and 452 transitions. [2021-11-23 01:04:20,353 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 452 transitions. [2021-11-23 01:04:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:04:20,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:20,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:31,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 284 states and 483 transitions. [2021-11-23 01:04:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 483 transitions. [2021-11-23 01:04:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:04:31,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 286 states and 494 transitions. [2021-11-23 01:04:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 494 transitions. [2021-11-23 01:04:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:04:35,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:35,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:35,338 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 287 states and 495 transitions. [2021-11-23 01:04:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 495 transitions. [2021-11-23 01:04:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:04:35,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:35,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:36,882 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 01:04:40,353 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:04:48,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 297 states and 522 transitions. [2021-11-23 01:04:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 522 transitions. [2021-11-23 01:04:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:04:48,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:48,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:48,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 300 states and 527 transitions. [2021-11-23 01:04:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 527 transitions. [2021-11-23 01:04:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:04:48,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:48,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:49,340 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:04:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 301 states and 527 transitions. [2021-11-23 01:04:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 527 transitions. [2021-11-23 01:04:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:04:51,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:51,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:04:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:53,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 302 states and 527 transitions. [2021-11-23 01:04:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 527 transitions. [2021-11-23 01:04:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:04:53,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:53,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:54,087 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 01:04:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 303 states and 529 transitions. [2021-11-23 01:04:54,783 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 529 transitions. [2021-11-23 01:04:54,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:04:54,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:04:55,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:55,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 306 states and 534 transitions. [2021-11-23 01:04:55,130 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 534 transitions. [2021-11-23 01:04:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:55,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:55,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:12,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 316 states and 577 transitions. [2021-11-23 01:05:12,805 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 577 transitions. [2021-11-23 01:05:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:12,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:12,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:13,124 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 01:05:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 317 states and 577 transitions. [2021-11-23 01:05:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 577 transitions. [2021-11-23 01:05:13,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:13,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:13,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:14,373 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:22,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 321 states and 590 transitions. [2021-11-23 01:05:22,479 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 590 transitions. [2021-11-23 01:05:22,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:22,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:22,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:26,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 323 states and 598 transitions. [2021-11-23 01:05:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 598 transitions. [2021-11-23 01:05:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:05:26,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:26,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:31,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 326 states and 606 transitions. [2021-11-23 01:05:31,499 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 606 transitions. [2021-11-23 01:05:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:31,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:33,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 329 states and 611 transitions. [2021-11-23 01:05:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 611 transitions. [2021-11-23 01:05:33,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:33,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:33,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:05:36,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 332 states and 615 transitions. [2021-11-23 01:05:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 615 transitions. [2021-11-23 01:05:36,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:36,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:36,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:36,622 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:05:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 334 states and 624 transitions. [2021-11-23 01:05:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 624 transitions. [2021-11-23 01:05:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:41,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:41,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:05:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 335 states and 624 transitions. [2021-11-23 01:05:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 624 transitions. [2021-11-23 01:05:41,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:41,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:41,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:42,002 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 01:05:42,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:42,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 336 states and 625 transitions. [2021-11-23 01:05:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 625 transitions. [2021-11-23 01:05:42,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:42,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:42,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:05:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 338 states and 627 transitions. [2021-11-23 01:05:42,486 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 627 transitions. [2021-11-23 01:05:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:42,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:42,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:43,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 341 states and 633 transitions. [2021-11-23 01:05:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 633 transitions. [2021-11-23 01:05:43,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:05:43,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:43,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:43,571 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:05:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 344 states and 639 transitions. [2021-11-23 01:05:49,039 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 639 transitions. [2021-11-23 01:05:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:05:49,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:49,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:51,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 345 states and 639 transitions. [2021-11-23 01:05:51,529 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 639 transitions. [2021-11-23 01:05:51,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:05:51,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:51,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:51,907 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:05:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 348 states and 645 transitions. [2021-11-23 01:05:57,348 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 645 transitions. [2021-11-23 01:05:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:57,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:57,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 350 states and 648 transitions. [2021-11-23 01:06:01,065 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 648 transitions. [2021-11-23 01:06:01,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:06:01,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,447 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 351 states and 649 transitions. [2021-11-23 01:06:03,812 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 649 transitions. [2021-11-23 01:06:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:03,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,064 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 01:06:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 352 states and 649 transitions. [2021-11-23 01:06:05,040 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 649 transitions. [2021-11-23 01:06:05,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:06:05,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,347 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 353 states and 650 transitions. [2021-11-23 01:06:07,647 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 650 transitions. [2021-11-23 01:06:07,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:06:07,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 354 states and 651 transitions. [2021-11-23 01:06:07,965 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 651 transitions. [2021-11-23 01:06:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:06:07,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,291 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 354 states and 648 transitions. [2021-11-23 01:06:08,428 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 648 transitions. [2021-11-23 01:06:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:08,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 355 states and 649 transitions. [2021-11-23 01:06:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 649 transitions. [2021-11-23 01:06:10,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:06:10,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 357 states and 652 transitions. [2021-11-23 01:06:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 652 transitions. [2021-11-23 01:06:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:10,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 359 states and 656 transitions. [2021-11-23 01:06:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 656 transitions. [2021-11-23 01:06:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:06:10,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:06:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 367 states and 681 transitions. [2021-11-23 01:06:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 681 transitions. [2021-11-23 01:06:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:06:22,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,324 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:06:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 371 states and 693 transitions. [2021-11-23 01:06:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 693 transitions. [2021-11-23 01:06:29,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:06:29,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:30,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 374 states and 699 transitions. [2021-11-23 01:06:30,037 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 699 transitions. [2021-11-23 01:06:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:06:30,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,358 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:06:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 375 states and 700 transitions. [2021-11-23 01:06:30,374 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 700 transitions. [2021-11-23 01:06:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:30,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:06:30,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 376 states and 700 transitions. [2021-11-23 01:06:30,645 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 700 transitions. [2021-11-23 01:06:30,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:06:30,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,085 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 01:06:38,291 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:07:10,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 408 states and 816 transitions. [2021-11-23 01:07:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 816 transitions. [2021-11-23 01:07:10,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:07:10,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:07:12,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:12,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 409 states and 817 transitions. [2021-11-23 01:07:12,799 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 817 transitions. [2021-11-23 01:07:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:07:12,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:12,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,102 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 412 states and 824 transitions. [2021-11-23 01:07:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 824 transitions. [2021-11-23 01:07:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:07:13,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:13,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,436 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:13,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 414 states and 828 transitions. [2021-11-23 01:07:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 828 transitions. [2021-11-23 01:07:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:07:13,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:13,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,784 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:07:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 415 states and 829 transitions. [2021-11-23 01:07:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 829 transitions. [2021-11-23 01:07:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:07:15,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:15,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 416 states and 830 transitions. [2021-11-23 01:07:15,806 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 830 transitions. [2021-11-23 01:07:15,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:07:15,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:18,491 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 01:07:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 418 states and 833 transitions. [2021-11-23 01:07:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 833 transitions. [2021-11-23 01:07:28,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:07:28,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:28,796 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 421 states and 837 transitions. [2021-11-23 01:07:28,833 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 837 transitions. [2021-11-23 01:07:28,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:07:28,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:30,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 422 states and 837 transitions. [2021-11-23 01:07:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 837 transitions. [2021-11-23 01:07:30,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:07:30,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:30,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:30,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:07:33,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 423 states and 837 transitions. [2021-11-23 01:07:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 837 transitions. [2021-11-23 01:07:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:07:33,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:33,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:35,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:35,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 424 states and 837 transitions. [2021-11-23 01:07:35,882 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 837 transitions. [2021-11-23 01:07:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:35,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:35,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:36,174 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:36,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:36,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 425 states and 837 transitions. [2021-11-23 01:07:36,209 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 837 transitions. [2021-11-23 01:07:36,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:36,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:36,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:36,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 426 states and 837 transitions. [2021-11-23 01:07:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 837 transitions. [2021-11-23 01:07:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:07:36,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:36,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:07:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:50,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 427 states and 840 transitions. [2021-11-23 01:07:50,775 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 840 transitions. [2021-11-23 01:07:50,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:07:50,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:50,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:07:51,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:51,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 426 states and 838 transitions. [2021-11-23 01:07:51,167 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 838 transitions. [2021-11-23 01:07:51,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:51,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:51,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:51,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:51,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 428 states and 840 transitions. [2021-11-23 01:07:51,697 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 840 transitions. [2021-11-23 01:07:51,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:51,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:51,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:52,020 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:52,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 430 states and 842 transitions. [2021-11-23 01:07:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 842 transitions. [2021-11-23 01:07:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:07:52,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:52,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:52,493 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 431 states and 842 transitions. [2021-11-23 01:07:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 842 transitions. [2021-11-23 01:07:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:52,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:52,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 433 states and 844 transitions. [2021-11-23 01:07:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 844 transitions. [2021-11-23 01:07:52,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:07:52,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:52,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:53,209 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:07:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:53,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 434 states and 844 transitions. [2021-11-23 01:07:53,249 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 844 transitions. [2021-11-23 01:07:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:07:53,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:53,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:53,478 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 01:07:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 435 states and 845 transitions. [2021-11-23 01:07:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 845 transitions. [2021-11-23 01:07:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:53,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:53,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:53,826 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:53,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 438 states and 850 transitions. [2021-11-23 01:07:53,943 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 850 transitions. [2021-11-23 01:07:53,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:07:53,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:53,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:54,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:54,164 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:07:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:54,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 441 states and 855 transitions. [2021-11-23 01:07:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 855 transitions. [2021-11-23 01:07:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:07:54,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:54,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:54,664 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:07:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:54,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 442 states and 856 transitions. [2021-11-23 01:07:54,896 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 856 transitions. [2021-11-23 01:07:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:07:54,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:54,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:08:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 458 states and 902 transitions. [2021-11-23 01:08:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 902 transitions. [2021-11-23 01:08:23,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:08:23,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:23,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:23,568 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 01:08:23,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 459 states and 902 transitions. [2021-11-23 01:08:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 902 transitions. [2021-11-23 01:08:23,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:08:23,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:23,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:23,904 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:08:23,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:23,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 460 states and 903 transitions. [2021-11-23 01:08:23,913 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 903 transitions. [2021-11-23 01:08:23,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:08:23,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:23,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:24,197 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:08:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:24,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 461 states and 904 transitions. [2021-11-23 01:08:24,207 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 904 transitions. [2021-11-23 01:08:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:08:24,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:24,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:08:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 461 states and 895 transitions. [2021-11-23 01:08:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 895 transitions. [2021-11-23 01:08:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:08:35,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:35,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:35,618 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:08:42,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:42,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 465 states and 912 transitions. [2021-11-23 01:08:42,343 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 912 transitions. [2021-11-23 01:08:42,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:08:42,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:42,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:42,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:08:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 467 states and 915 transitions. [2021-11-23 01:08:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 915 transitions. [2021-11-23 01:08:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:08:50,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:08:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 468 states and 915 transitions. [2021-11-23 01:08:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 915 transitions. [2021-11-23 01:08:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:08:50,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,806 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:08:51,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 469 states and 915 transitions. [2021-11-23 01:08:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 915 transitions. [2021-11-23 01:08:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:08:51,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:08:55,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 470 states and 918 transitions. [2021-11-23 01:08:55,249 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 918 transitions. [2021-11-23 01:08:55,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:08:55,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,498 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:08:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 471 states and 919 transitions. [2021-11-23 01:08:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 919 transitions. [2021-11-23 01:08:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:08:55,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,799 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 01:09:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 472 states and 919 transitions. [2021-11-23 01:09:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 919 transitions. [2021-11-23 01:09:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:09:00,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:09:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 485 states and 951 transitions. [2021-11-23 01:09:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 951 transitions. [2021-11-23 01:09:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:09:35,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:09:37,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 488 states and 954 transitions. [2021-11-23 01:09:37,291 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 954 transitions. [2021-11-23 01:09:37,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:09:37,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,053 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:10:53,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:53,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 514 states and 1028 transitions. [2021-11-23 01:10:53,907 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1028 transitions. [2021-11-23 01:10:53,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:10:53,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:53,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:06,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 520 states and 1050 transitions. [2021-11-23 01:11:06,503 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1050 transitions. [2021-11-23 01:11:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:06,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:06,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:06,746 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 523 states and 1055 transitions. [2021-11-23 01:11:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1055 transitions. [2021-11-23 01:11:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:06,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:06,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:07,119 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 526 states and 1059 transitions. [2021-11-23 01:11:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1059 transitions. [2021-11-23 01:11:07,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:07,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:07,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:07,458 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 01:11:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:14,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 530 states and 1073 transitions. [2021-11-23 01:11:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1073 transitions. [2021-11-23 01:11:14,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:14,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:14,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:14,590 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 01:11:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 536 states and 1102 transitions. [2021-11-23 01:11:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1102 transitions. [2021-11-23 01:11:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:42,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:42,577 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 01:11:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 537 states and 1109 transitions. [2021-11-23 01:11:46,641 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1109 transitions. [2021-11-23 01:11:46,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:46,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,856 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 01:11:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 538 states and 1109 transitions. [2021-11-23 01:11:51,254 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1109 transitions. [2021-11-23 01:11:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:51,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,594 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:01,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 540 states and 1112 transitions. [2021-11-23 01:12:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1112 transitions. [2021-11-23 01:12:01,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:12:01,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:01,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:12:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:01,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 541 states and 1112 transitions. [2021-11-23 01:12:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1112 transitions. [2021-11-23 01:12:01,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:12:01,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:01,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:01,695 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:12:12,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:12,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 543 states and 1115 transitions. [2021-11-23 01:12:12,554 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1115 transitions. [2021-11-23 01:12:12,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:12:12,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:12,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:12:12,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 544 states and 1116 transitions. [2021-11-23 01:12:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1116 transitions. [2021-11-23 01:12:12,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:12:12,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:12,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:13,151 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:12:18,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 545 states and 1119 transitions. [2021-11-23 01:12:18,015 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1119 transitions. [2021-11-23 01:12:18,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:12:18,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:18,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:12:23,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 546 states and 1122 transitions. [2021-11-23 01:12:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1122 transitions. [2021-11-23 01:12:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:12:23,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:23,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:24,097 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:30,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 548 states and 1124 transitions. [2021-11-23 01:12:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1124 transitions. [2021-11-23 01:12:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:12:30,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:30,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:31,190 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 550 states and 1129 transitions. [2021-11-23 01:12:37,256 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1129 transitions. [2021-11-23 01:12:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:12:37,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:37,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:37,501 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 01:12:53,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:53,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 558 states and 1152 transitions. [2021-11-23 01:12:53,010 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1152 transitions. [2021-11-23 01:12:53,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:12:53,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:53,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:53,238 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 01:12:57,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:57,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 561 states and 1155 transitions. [2021-11-23 01:12:57,115 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1155 transitions. [2021-11-23 01:12:57,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:12:57,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:57,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:57,347 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:12:57,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 562 states and 1155 transitions. [2021-11-23 01:12:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1155 transitions. [2021-11-23 01:12:57,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:12:57,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:57,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:12:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:57,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 563 states and 1155 transitions. [2021-11-23 01:12:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1155 transitions. [2021-11-23 01:12:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:12:57,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:57,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:58,065 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 01:13:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 565 states and 1162 transitions. [2021-11-23 01:13:01,918 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1162 transitions. [2021-11-23 01:13:01,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:13:01,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:02,135 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 01:13:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 566 states and 1162 transitions. [2021-11-23 01:13:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1162 transitions. [2021-11-23 01:13:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:13:02,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:02,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:13:02,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:02,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 567 states and 1163 transitions. [2021-11-23 01:13:02,490 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1163 transitions. [2021-11-23 01:13:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:13:02,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:02,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:13:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 568 states and 1164 transitions. [2021-11-23 01:13:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1164 transitions. [2021-11-23 01:13:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:13:07,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:13:37,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 573 states and 1185 transitions. [2021-11-23 01:13:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1185 transitions. [2021-11-23 01:13:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:13:37,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:14:01,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:01,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 578 states and 1205 transitions. [2021-11-23 01:14:01,972 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1205 transitions. [2021-11-23 01:14:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:14:01,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:01,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:14:06,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 581 states and 1209 transitions. [2021-11-23 01:14:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1209 transitions. [2021-11-23 01:14:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:14:06,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:06,922 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:14:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 582 states and 1209 transitions. [2021-11-23 01:14:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1209 transitions. [2021-11-23 01:14:11,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:14:11,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:11,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:14:18,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:18,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 583 states and 1209 transitions. [2021-11-23 01:14:18,018 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1209 transitions. [2021-11-23 01:14:18,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:14:18,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:18,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:18,320 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:14:48,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 590 states and 1239 transitions. [2021-11-23 01:14:48,328 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1239 transitions. [2021-11-23 01:14:48,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:14:48,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:48,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:48,621 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:14:59,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 593 states and 1245 transitions. [2021-11-23 01:14:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1245 transitions. [2021-11-23 01:14:59,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:14:59,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:14:59,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 593 states and 1244 transitions. [2021-11-23 01:14:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1244 transitions. [2021-11-23 01:14:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:14:59,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:15:04,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 592 states and 1214 transitions. [2021-11-23 01:15:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1214 transitions. [2021-11-23 01:15:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:15:04,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:15:10,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 593 states and 1221 transitions. [2021-11-23 01:15:10,275 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1221 transitions. [2021-11-23 01:15:10,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:15:10,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,128 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.