./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.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_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/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_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/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_a1419c3a-ee10-45d0-8461-5e2dcff69eee/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 516f7415706b6c5853539632c826b0e29b08def0097a2be3ef08c779c9d5bd22 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:08,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:08,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:08,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:08,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:08,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:08,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:09,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:09,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:09,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:09,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:09,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:09,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:09,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:09,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:09,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:09,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:09,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:09,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:09,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:09,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:09,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:09,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:09,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:09,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:09,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:09,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:09,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:09,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:09,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:09,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:09,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:09,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:09,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:09,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:09,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:09,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:09,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:09,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:09,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:09,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:09,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 00:25:09,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:09,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:09,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:09,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:09,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:09,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:09,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:09,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:25:09,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:09,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:09,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:09,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:09,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:09,073 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:09,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:09,074 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:09,074 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:09,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:09,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:09,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:09,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:09,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:09,075 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:25:09,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:25:09,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:09,076 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_a1419c3a-ee10-45d0-8461-5e2dcff69eee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 516f7415706b6c5853539632c826b0e29b08def0097a2be3ef08c779c9d5bd22 [2021-11-23 00:25:09,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:09,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:09,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:09,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:09,320 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:09,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i [2021-11-23 00:25:09,382 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/data/db23d867d/e265dcb56da64d48b8845d84ac31c4d1/FLAGcab377dbe [2021-11-23 00:25:10,255 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:10,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i [2021-11-23 00:25:10,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/data/db23d867d/e265dcb56da64d48b8845d84ac31c4d1/FLAGcab377dbe [2021-11-23 00:25:10,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/data/db23d867d/e265dcb56da64d48b8845d84ac31c4d1 [2021-11-23 00:25:10,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:10,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:10,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:10,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:10,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:10,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:10" (1/1) ... [2021-11-23 00:25:10,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f90db3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:10, skipping insertion in model container [2021-11-23 00:25:10,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:10" (1/1) ... [2021-11-23 00:25:10,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:10,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:11,698 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_a1419c3a-ee10-45d0-8461-5e2dcff69eee/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i[160816,160829] [2021-11-23 00:25:12,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:12,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:12,401 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_a1419c3a-ee10-45d0-8461-5e2dcff69eee/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i[160816,160829] [2021-11-23 00:25:12,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:12,600 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:12,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12 WrapperNode [2021-11-23 00:25:12,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:12,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:12,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:12,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:12,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,765 INFO L137 Inliner]: procedures = 140, calls = 1066, calls flagged for inlining = 55, calls inlined = 52, statements flattened = 1906 [2021-11-23 00:25:12,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:12,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:12,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:12,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:12,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:12,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:12,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:12,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:13,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:13,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:12" (1/1) ... [2021-11-23 00:25:13,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:13,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:13,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:13,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1419c3a-ee10-45d0-8461-5e2dcff69eee/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:13,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 00:25:13,095 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2021-11-23 00:25:13,096 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2021-11-23 00:25:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 00:25:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 00:25:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 00:25:13,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 00:25:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:25:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure write_long_reg [2021-11-23 00:25:13,099 INFO L138 BoogieDeclarations]: Found implementation of procedure write_long_reg [2021-11-23 00:25:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-11-23 00:25:13,100 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-11-23 00:25:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 00:25:13,101 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 00:25:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 00:25:13,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 00:25:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2021-11-23 00:25:13,102 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2021-11-23 00:25:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 00:25:13,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 00:25:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 00:25:13,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 00:25:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:25:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 00:25:13,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 00:25:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 00:25:13,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 00:25:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 00:25:13,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 00:25:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_set_channel [2021-11-23 00:25:13,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_set_channel [2021-11-23 00:25:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-11-23 00:25:13,105 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-11-23 00:25:13,105 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:25:13,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:25:13,105 INFO L130 BoogieDeclarations]: Found specification of procedure write_short_reg [2021-11-23 00:25:13,105 INFO L138 BoogieDeclarations]: Found implementation of procedure write_short_reg [2021-11-23 00:25:13,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:25:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure ieee802154_unregister_device [2021-11-23 00:25:13,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee802154_unregister_device [2021-11-23 00:25:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 00:25:13,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 00:25:13,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:25:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:25:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 00:25:13,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 00:25:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2021-11-23 00:25:13,107 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2021-11-23 00:25:13,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-23 00:25:13,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-23 00:25:13,108 INFO L130 BoogieDeclarations]: Found specification of procedure read_short_reg [2021-11-23 00:25:13,108 INFO L138 BoogieDeclarations]: Found implementation of procedure read_short_reg [2021-11-23 00:25:13,108 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_filter [2021-11-23 00:25:13,109 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_filter [2021-11-23 00:25:13,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:25:13,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 00:25:13,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 00:25:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:25:13,110 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-23 00:25:13,111 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-23 00:25:13,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:25:13,111 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 00:25:13,113 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 00:25:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2021-11-23 00:25:13,113 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2021-11-23 00:25:13,113 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_tx [2021-11-23 00:25:13,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_tx [2021-11-23 00:25:13,114 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_isr [2021-11-23 00:25:13,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_isr [2021-11-23 00:25:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_ed [2021-11-23 00:25:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_ed [2021-11-23 00:25:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 00:25:13,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 00:25:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure ieee802154_free_device [2021-11-23 00:25:13,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee802154_free_device [2021-11-23 00:25:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:25:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 00:25:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 00:25:13,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 00:25:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:13,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:13,657 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:13,659 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:39,387 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 00:26:07,214 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:26:07,921 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:26:07,921 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 00:26:07,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:26:07 BoogieIcfgContainer [2021-11-23 00:26:07,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:26:07,927 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:26:07,927 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:26:07,936 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:26:07,937 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:26:07" (1/1) ... [2021-11-23 00:26:07,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:26:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:08,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 494 states and 716 transitions. [2021-11-23 00:26:08,066 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 716 transitions. [2021-11-23 00:26:08,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:26:08,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:08,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:08,639 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:13,948 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:26:14,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 500 states and 752 transitions. [2021-11-23 00:26:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 752 transitions. [2021-11-23 00:26:14,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:26:14,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 512 states and 803 transitions. [2021-11-23 00:26:14,568 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 803 transitions. [2021-11-23 00:26:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:26:14,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 513 states and 804 transitions. [2021-11-23 00:26:14,690 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 804 transitions. [2021-11-23 00:26:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:26:14,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:15,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:15,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 517 states and 839 transitions. [2021-11-23 00:26:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 839 transitions. [2021-11-23 00:26:15,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:26:15,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:15,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:15,329 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:15,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 520 states and 865 transitions. [2021-11-23 00:26:15,946 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 865 transitions. [2021-11-23 00:26:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:26:15,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:15,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:17,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 530 states and 914 transitions. [2021-11-23 00:26:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 914 transitions. [2021-11-23 00:26:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:26:17,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:17,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 531 states and 914 transitions. [2021-11-23 00:26:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 914 transitions. [2021-11-23 00:26:17,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:26:17,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:19,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 538 states and 953 transitions. [2021-11-23 00:26:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 953 transitions. [2021-11-23 00:26:19,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:26:19,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:19,888 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:20,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:20,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 539 states and 953 transitions. [2021-11-23 00:26:20,117 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 953 transitions. [2021-11-23 00:26:20,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:26:20,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:20,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:20,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 545 states and 988 transitions. [2021-11-23 00:26:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 988 transitions. [2021-11-23 00:26:22,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:26:22,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,107 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 544 states and 979 transitions. [2021-11-23 00:26:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 979 transitions. [2021-11-23 00:26:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:26:23,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 546 states and 981 transitions. [2021-11-23 00:26:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 981 transitions. [2021-11-23 00:26:23,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:26:23,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,711 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:24,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 548 states and 987 transitions. [2021-11-23 00:26:24,689 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 987 transitions. [2021-11-23 00:26:24,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:26:24,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 554 states and 1024 transitions. [2021-11-23 00:26:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1024 transitions. [2021-11-23 00:26:25,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:26:25,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:25,493 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 555 states and 1025 transitions. [2021-11-23 00:26:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1025 transitions. [2021-11-23 00:26:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:26:25,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:25,795 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:25,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 554 states and 1015 transitions. [2021-11-23 00:26:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1015 transitions. [2021-11-23 00:26:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:26:25,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:26,048 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:26:28,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 560 states and 1054 transitions. [2021-11-23 00:26:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1054 transitions. [2021-11-23 00:26:28,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:26:28,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 561 states and 1055 transitions. [2021-11-23 00:26:29,320 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1055 transitions. [2021-11-23 00:26:29,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:26:29,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:29,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,406 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:26:29,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 562 states and 1055 transitions. [2021-11-23 00:26:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1055 transitions. [2021-11-23 00:26:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:26:29,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:29,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,511 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 563 states and 1055 transitions. [2021-11-23 00:26:29,533 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1055 transitions. [2021-11-23 00:26:29,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:29,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:29,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 567 states and 1066 transitions. [2021-11-23 00:26:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1066 transitions. [2021-11-23 00:26:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:32,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:32,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 570 states and 1091 transitions. [2021-11-23 00:26:33,551 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1091 transitions. [2021-11-23 00:26:33,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:33,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 577 states and 1136 transitions. [2021-11-23 00:26:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1136 transitions. [2021-11-23 00:26:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:35,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:35,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 576 states and 1134 transitions. [2021-11-23 00:26:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1134 transitions. [2021-11-23 00:26:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:36,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:36,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 577 states and 1134 transitions. [2021-11-23 00:26:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1134 transitions. [2021-11-23 00:26:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:36,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:36,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:36,711 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:26:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 578 states and 1134 transitions. [2021-11-23 00:26:37,426 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1134 transitions. [2021-11-23 00:26:37,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:37,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:37,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:38,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 583 states and 1162 transitions. [2021-11-23 00:26:38,866 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1162 transitions. [2021-11-23 00:26:38,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:38,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:38,940 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 00:26:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:39,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 588 states and 1172 transitions. [2021-11-23 00:26:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1172 transitions. [2021-11-23 00:26:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:39,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:39,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:26:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:40,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 589 states and 1173 transitions. [2021-11-23 00:26:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1173 transitions. [2021-11-23 00:26:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:40,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:40,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:40,471 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:26:42,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 593 states and 1201 transitions. [2021-11-23 00:26:42,427 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1201 transitions. [2021-11-23 00:26:42,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:42,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:42,495 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:26:42,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 594 states and 1201 transitions. [2021-11-23 00:26:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1201 transitions. [2021-11-23 00:26:42,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:26:42,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:26:43,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 595 states and 1200 transitions. [2021-11-23 00:26:43,832 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1200 transitions. [2021-11-23 00:26:43,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:43,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:43,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,904 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 00:26:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 598 states and 1204 transitions. [2021-11-23 00:26:43,929 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1204 transitions. [2021-11-23 00:26:43,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:43,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:43,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,999 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:26:46,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 602 states and 1231 transitions. [2021-11-23 00:26:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1231 transitions. [2021-11-23 00:26:46,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:46,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:46,307 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:46,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 604 states and 1233 transitions. [2021-11-23 00:26:46,789 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1233 transitions. [2021-11-23 00:26:46,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:46,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 603 states and 1231 transitions. [2021-11-23 00:26:47,422 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1231 transitions. [2021-11-23 00:26:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:47,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:47,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 613 states and 1282 transitions. [2021-11-23 00:26:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1282 transitions. [2021-11-23 00:26:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:52,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 614 states and 1287 transitions. [2021-11-23 00:26:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1287 transitions. [2021-11-23 00:26:53,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:53,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:53,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:53,859 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 615 states and 1287 transitions. [2021-11-23 00:26:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1287 transitions. [2021-11-23 00:26:54,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:54,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:54,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:55,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 618 states and 1310 transitions. [2021-11-23 00:26:55,950 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1310 transitions. [2021-11-23 00:26:55,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:26:55,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,018 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 00:26:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 621 states and 1314 transitions. [2021-11-23 00:26:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1314 transitions. [2021-11-23 00:26:56,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:26:56,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,139 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 627 states and 1330 transitions. [2021-11-23 00:26:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1330 transitions. [2021-11-23 00:26:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:26:57,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,068 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 630 states and 1338 transitions. [2021-11-23 00:26:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1338 transitions. [2021-11-23 00:26:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:26:57,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,945 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 633 states and 1361 transitions. [2021-11-23 00:26:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1361 transitions. [2021-11-23 00:26:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:26:59,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:27:03,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:03,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 638 states and 1394 transitions. [2021-11-23 00:27:03,171 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1394 transitions. [2021-11-23 00:27:03,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:03,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:03,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:03,239 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:27:04,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 639 states and 1398 transitions. [2021-11-23 00:27:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1398 transitions. [2021-11-23 00:27:04,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:04,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:04,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:04,272 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 00:27:04,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 642 states and 1402 transitions. [2021-11-23 00:27:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1402 transitions. [2021-11-23 00:27:04,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:04,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:04,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:04,834 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 00:27:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 650 states and 1429 transitions. [2021-11-23 00:27:05,734 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1429 transitions. [2021-11-23 00:27:05,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:05,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:27:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 653 states and 1433 transitions. [2021-11-23 00:27:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1433 transitions. [2021-11-23 00:27:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:05,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,910 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:27:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 654 states and 1435 transitions. [2021-11-23 00:27:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1435 transitions. [2021-11-23 00:27:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:07,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,087 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 00:27:07,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 657 states and 1441 transitions. [2021-11-23 00:27:07,135 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1441 transitions. [2021-11-23 00:27:07,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:07,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,199 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:27:07,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 659 states and 1446 transitions. [2021-11-23 00:27:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1446 transitions. [2021-11-23 00:27:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:07,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,496 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:27:10,995 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:27:18,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 667 states and 1496 transitions. [2021-11-23 00:27:18,091 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1496 transitions. [2021-11-23 00:27:18,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:18,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,207 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:27:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 670 states and 1500 transitions. [2021-11-23 00:27:18,229 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1500 transitions. [2021-11-23 00:27:18,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:18,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:21,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 673 states and 1510 transitions. [2021-11-23 00:27:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1510 transitions. [2021-11-23 00:27:21,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:21,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:21,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:21,885 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 676 states and 1543 transitions. [2021-11-23 00:27:23,048 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1543 transitions. [2021-11-23 00:27:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:23,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:25,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:25,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 678 states and 1550 transitions. [2021-11-23 00:27:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1550 transitions. [2021-11-23 00:27:25,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:25,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:25,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 679 states and 1551 transitions. [2021-11-23 00:27:26,701 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1551 transitions. [2021-11-23 00:27:26,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:26,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:27:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 680 states and 1551 transitions. [2021-11-23 00:27:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1551 transitions. [2021-11-23 00:27:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:26,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:27:26,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 681 states and 1551 transitions. [2021-11-23 00:27:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1551 transitions. [2021-11-23 00:27:26,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:26,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:27:27,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:27,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 682 states and 1553 transitions. [2021-11-23 00:27:27,047 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1553 transitions. [2021-11-23 00:27:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:27,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:27,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:27:31,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:27:38,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:38,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 689 states and 1590 transitions. [2021-11-23 00:27:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1590 transitions. [2021-11-23 00:27:38,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:38,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:38,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:38,212 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 00:27:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 692 states and 1598 transitions. [2021-11-23 00:27:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1598 transitions. [2021-11-23 00:27:38,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:38,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:38,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:38,336 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:27:42,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:42,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 697 states and 1617 transitions. [2021-11-23 00:27:42,018 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1617 transitions. [2021-11-23 00:27:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:42,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:42,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:27:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 698 states and 1619 transitions. [2021-11-23 00:27:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1619 transitions. [2021-11-23 00:27:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:27:42,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:42,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:42,189 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:27:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 707 states and 1648 transitions. [2021-11-23 00:27:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1648 transitions. [2021-11-23 00:27:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:27:43,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:43,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:43,543 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:27:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:43,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 710 states and 1653 transitions. [2021-11-23 00:27:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1653 transitions. [2021-11-23 00:27:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:43,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:43,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:43,648 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:27:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:49,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 716 states and 1690 transitions. [2021-11-23 00:27:49,345 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1690 transitions. [2021-11-23 00:27:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:49,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:49,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:27:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 718 states and 1697 transitions. [2021-11-23 00:27:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1697 transitions. [2021-11-23 00:27:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:51,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:51,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:27:52,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:52,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 719 states and 1702 transitions. [2021-11-23 00:27:52,085 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1702 transitions. [2021-11-23 00:27:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:52,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:52,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:27:53,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 720 states and 1703 transitions. [2021-11-23 00:27:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1703 transitions. [2021-11-23 00:27:53,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:53,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:53,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:27:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:53,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 721 states and 1703 transitions. [2021-11-23 00:27:53,451 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1703 transitions. [2021-11-23 00:27:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:53,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:53,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:27:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 722 states and 1705 transitions. [2021-11-23 00:27:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1705 transitions. [2021-11-23 00:27:54,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:54,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:54,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:54,878 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:27:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:54,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 723 states and 1705 transitions. [2021-11-23 00:27:54,898 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1705 transitions. [2021-11-23 00:27:54,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:27:54,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:54,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:27:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 726 states and 1714 transitions. [2021-11-23 00:27:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1714 transitions. [2021-11-23 00:27:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:27:56,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:56,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:27:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 727 states and 1716 transitions. [2021-11-23 00:27:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1716 transitions. [2021-11-23 00:27:56,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:27:56,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:56,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:56,998 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:28:03,536 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:28:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 735 states and 1756 transitions. [2021-11-23 00:28:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1756 transitions. [2021-11-23 00:28:12,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:12,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,120 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 00:28:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 738 states and 1764 transitions. [2021-11-23 00:28:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1764 transitions. [2021-11-23 00:28:12,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:12,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:28:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 738 states and 1763 transitions. [2021-11-23 00:28:12,276 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1763 transitions. [2021-11-23 00:28:12,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:12,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,943 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 00:28:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:14,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 744 states and 1779 transitions. [2021-11-23 00:28:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1779 transitions. [2021-11-23 00:28:14,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:14,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:14,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:28:19,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:28:33,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 755 states and 1836 transitions. [2021-11-23 00:28:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1836 transitions. [2021-11-23 00:28:33,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:33,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:28:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 758 states and 1844 transitions. [2021-11-23 00:28:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1844 transitions. [2021-11-23 00:28:33,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:33,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:28:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 759 states and 1849 transitions. [2021-11-23 00:28:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1849 transitions. [2021-11-23 00:28:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:33,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:28:43,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 771 states and 1902 transitions. [2021-11-23 00:28:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1902 transitions. [2021-11-23 00:28:43,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:43,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:43,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:28:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 774 states and 1911 transitions. [2021-11-23 00:28:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1911 transitions. [2021-11-23 00:28:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:45,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,455 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:28:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 775 states and 1913 transitions. [2021-11-23 00:28:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1913 transitions. [2021-11-23 00:28:45,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:45,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:28:50,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:29:03,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 784 states and 1958 transitions. [2021-11-23 00:29:03,498 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1958 transitions. [2021-11-23 00:29:03,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:03,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:03,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:03,563 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 00:29:08,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 789 states and 1976 transitions. [2021-11-23 00:29:08,442 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1976 transitions. [2021-11-23 00:29:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:08,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:29:08,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 788 states and 1974 transitions. [2021-11-23 00:29:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1974 transitions. [2021-11-23 00:29:08,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:08,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,590 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:29:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 789 states and 1974 transitions. [2021-11-23 00:29:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1974 transitions. [2021-11-23 00:29:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:08,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,687 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:29:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 795 states and 1992 transitions. [2021-11-23 00:29:11,889 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1992 transitions. [2021-11-23 00:29:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:11,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:29:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 796 states and 1994 transitions. [2021-11-23 00:29:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1994 transitions. [2021-11-23 00:29:11,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:11,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:29:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:12,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 799 states and 2002 transitions. [2021-11-23 00:29:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 2002 transitions. [2021-11-23 00:29:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:12,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:12,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:12,142 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 00:29:12,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:12,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 802 states and 2010 transitions. [2021-11-23 00:29:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 2010 transitions. [2021-11-23 00:29:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:12,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:12,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:12,895 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:29:19,486 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:29:32,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:32,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 812 states and 2057 transitions. [2021-11-23 00:29:32,188 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 2057 transitions. [2021-11-23 00:29:32,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:29:32,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:32,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:29:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:33,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 823 states and 2101 transitions. [2021-11-23 00:29:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 2101 transitions. [2021-11-23 00:29:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:33,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:33,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:29:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 828 states and 2131 transitions. [2021-11-23 00:29:40,123 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 2131 transitions. [2021-11-23 00:29:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:40,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,188 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:29:42,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 829 states and 2132 transitions. [2021-11-23 00:29:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 2132 transitions. [2021-11-23 00:29:42,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:42,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:42,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:42,206 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:29:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 832 states and 2157 transitions. [2021-11-23 00:29:45,862 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 2157 transitions. [2021-11-23 00:29:45,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:45,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:29:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 833 states and 2157 transitions. [2021-11-23 00:29:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 2157 transitions. [2021-11-23 00:29:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:46,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:46,967 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:47,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 836 states and 2163 transitions. [2021-11-23 00:29:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 2163 transitions. [2021-11-23 00:29:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:47,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:47,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:47,101 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 00:29:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 839 states and 2174 transitions. [2021-11-23 00:29:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 2174 transitions. [2021-11-23 00:29:50,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:50,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:50,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:51,079 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:29:53,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 842 states and 2183 transitions. [2021-11-23 00:29:53,150 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 2183 transitions. [2021-11-23 00:29:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:53,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:53,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:58,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 847 states and 2201 transitions. [2021-11-23 00:29:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 2201 transitions. [2021-11-23 00:29:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:58,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:58,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:29:58,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 848 states and 2201 transitions. [2021-11-23 00:29:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2201 transitions. [2021-11-23 00:29:58,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:29:58,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:58,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:29:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 848 states and 2200 transitions. [2021-11-23 00:29:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2200 transitions. [2021-11-23 00:29:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:29:59,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,168 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 00:29:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 851 states and 2208 transitions. [2021-11-23 00:29:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2208 transitions. [2021-11-23 00:29:59,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:29:59,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:30:05,489 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 00:30:23,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:23,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 862 states and 2258 transitions. [2021-11-23 00:30:23,076 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 2258 transitions. [2021-11-23 00:30:23,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:23,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:23,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:30:23,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:23,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 865 states and 2266 transitions. [2021-11-23 00:30:23,197 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 2266 transitions. [2021-11-23 00:30:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:23,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:23,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:23,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:30:27,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 868 states and 2276 transitions. [2021-11-23 00:30:27,503 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 2276 transitions. [2021-11-23 00:30:27,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:27,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:27,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:30:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:33,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 872 states and 2304 transitions. [2021-11-23 00:30:33,239 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2304 transitions. [2021-11-23 00:30:33,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:33,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:33,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:30:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:37,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 875 states and 2328 transitions. [2021-11-23 00:30:37,380 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 2328 transitions. [2021-11-23 00:30:37,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:37,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:37,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:37,443 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:30:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:37,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 876 states and 2328 transitions. [2021-11-23 00:30:37,478 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 2328 transitions. [2021-11-23 00:30:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:37,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:37,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:37,596 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:30:37,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 877 states and 2328 transitions. [2021-11-23 00:30:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 2328 transitions. [2021-11-23 00:30:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:37,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:37,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:30:37,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:37,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 880 states and 2334 transitions. [2021-11-23 00:30:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2334 transitions. [2021-11-23 00:30:37,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:37,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:37,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:30:42,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 883 states and 2345 transitions. [2021-11-23 00:30:42,282 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2345 transitions. [2021-11-23 00:30:42,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:42,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:42,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:42,342 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 00:30:46,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 886 states and 2355 transitions. [2021-11-23 00:30:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 2355 transitions. [2021-11-23 00:30:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:46,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:30:46,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 887 states and 2355 transitions. [2021-11-23 00:30:46,975 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2355 transitions. [2021-11-23 00:30:46,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:46,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:46,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:47,048 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:30:51,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 890 states and 2364 transitions. [2021-11-23 00:30:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 2364 transitions. [2021-11-23 00:30:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:51,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:51,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:30:55,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 893 states and 2376 transitions. [2021-11-23 00:30:55,691 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2376 transitions. [2021-11-23 00:30:55,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:55,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:30:55,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 892 states and 2374 transitions. [2021-11-23 00:30:55,775 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 2374 transitions. [2021-11-23 00:30:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:55,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:30:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 895 states and 2383 transitions. [2021-11-23 00:30:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2383 transitions. [2021-11-23 00:30:58,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:58,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:58,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:58,228 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 00:30:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:58,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 898 states and 2391 transitions. [2021-11-23 00:30:58,292 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 2391 transitions. [2021-11-23 00:30:58,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:58,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:58,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:59,326 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:31:05,107 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 00:31:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 910 states and 2444 transitions. [2021-11-23 00:31:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2444 transitions. [2021-11-23 00:31:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:31:27,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:27,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:31:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:41,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 917 states and 2482 transitions. [2021-11-23 00:31:41,837 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2482 transitions. [2021-11-23 00:31:41,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:31:41,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:41,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:31:50,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 922 states and 2515 transitions. [2021-11-23 00:31:50,025 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2515 transitions. [2021-11-23 00:31:50,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:31:50,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:50,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:31:54,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 929 states and 2534 transitions. [2021-11-23 00:31:54,908 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2534 transitions. [2021-11-23 00:31:54,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:31:54,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,963 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:31:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:57,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 930 states and 2535 transitions. [2021-11-23 00:31:57,271 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 2535 transitions. [2021-11-23 00:31:57,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:31:57,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:57,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:01,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 933 states and 2544 transitions. [2021-11-23 00:32:01,507 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2544 transitions. [2021-11-23 00:32:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:32:01,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:01,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:01,557 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:32:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 934 states and 2544 transitions. [2021-11-23 00:32:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2544 transitions. [2021-11-23 00:32:01,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:32:01,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:01,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:01,643 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:32:01,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:01,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 935 states and 2544 transitions. [2021-11-23 00:32:01,667 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2544 transitions. [2021-11-23 00:32:01,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:01,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:01,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:32:03,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:03,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 936 states and 2545 transitions. [2021-11-23 00:32:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 2545 transitions. [2021-11-23 00:32:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:03,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:03,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,012 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 939 states and 2551 transitions. [2021-11-23 00:32:04,087 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2551 transitions. [2021-11-23 00:32:04,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:04,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:04,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,170 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:32:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 943 states and 2564 transitions. [2021-11-23 00:32:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2564 transitions. [2021-11-23 00:32:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:04,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:04,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:08,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:08,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 946 states and 2574 transitions. [2021-11-23 00:32:08,586 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 2574 transitions. [2021-11-23 00:32:08,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:08,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:08,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:08,637 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 00:32:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 949 states and 2583 transitions. [2021-11-23 00:32:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 2583 transitions. [2021-11-23 00:32:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:10,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:10,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:11,015 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:16,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 953 states and 2607 transitions. [2021-11-23 00:32:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2607 transitions. [2021-11-23 00:32:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:16,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:16,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:19,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 954 states and 2607 transitions. [2021-11-23 00:32:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 2607 transitions. [2021-11-23 00:32:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:19,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:19,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:19,308 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:24,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 957 states and 2617 transitions. [2021-11-23 00:32:24,042 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2617 transitions. [2021-11-23 00:32:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:24,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:24,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:24,100 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:32:31,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 963 states and 2637 transitions. [2021-11-23 00:32:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 2637 transitions. [2021-11-23 00:32:31,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:31,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:31,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:34,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 966 states and 2646 transitions. [2021-11-23 00:32:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 2646 transitions. [2021-11-23 00:32:34,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:34,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:34,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:34,825 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:32:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 969 states and 2657 transitions. [2021-11-23 00:32:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2657 transitions. [2021-11-23 00:32:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:32:39,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:39,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:32:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 972 states and 2653 transitions. [2021-11-23 00:32:46,139 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 2653 transitions. [2021-11-23 00:32:46,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:46,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,201 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 975 states and 2664 transitions. [2021-11-23 00:32:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 2664 transitions. [2021-11-23 00:32:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:50,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,520 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:32:52,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:52,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 976 states and 2665 transitions. [2021-11-23 00:32:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 2665 transitions. [2021-11-23 00:32:52,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:52,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:52,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:32:54,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 977 states and 2666 transitions. [2021-11-23 00:32:54,774 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 2666 transitions. [2021-11-23 00:32:54,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:54,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,836 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 00:32:54,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 978 states and 2666 transitions. [2021-11-23 00:32:54,887 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2666 transitions. [2021-11-23 00:32:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:54,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,936 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:54,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 979 states and 2666 transitions. [2021-11-23 00:32:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 2666 transitions. [2021-11-23 00:32:54,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:54,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:55,012 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 980 states and 2666 transitions. [2021-11-23 00:32:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2666 transitions. [2021-11-23 00:32:56,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:56,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:56,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 983 states and 2672 transitions. [2021-11-23 00:32:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2672 transitions. [2021-11-23 00:32:56,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:56,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:32:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 986 states and 2680 transitions. [2021-11-23 00:32:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2680 transitions. [2021-11-23 00:32:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:56,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:32:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:57,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 988 states and 2686 transitions. [2021-11-23 00:32:57,473 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2686 transitions. [2021-11-23 00:32:57,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:32:57,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:57,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:33:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 994 states and 2723 transitions. [2021-11-23 00:33:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2723 transitions. [2021-11-23 00:33:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:04,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,760 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:33:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 997 states and 2744 transitions. [2021-11-23 00:33:09,173 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2744 transitions. [2021-11-23 00:33:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:09,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:33:11,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 1000 states and 2753 transitions. [2021-11-23 00:33:11,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 2753 transitions. [2021-11-23 00:33:11,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:11,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,821 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:33:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:20,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 1005 states and 2780 transitions. [2021-11-23 00:33:20,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2780 transitions. [2021-11-23 00:33:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:33:20,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:20,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:33:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:25,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 1008 states and 2790 transitions. [2021-11-23 00:33:25,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2790 transitions. [2021-11-23 00:33:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:33:25,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:25,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:25,382 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:33:30,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 1011 states and 2800 transitions. [2021-11-23 00:33:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2800 transitions. [2021-11-23 00:33:30,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:33:30,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:33:35,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 1014 states and 2811 transitions. [2021-11-23 00:33:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2811 transitions. [2021-11-23 00:33:35,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:33:35,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:33:46,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:46,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1025 states and 2852 transitions. [2021-11-23 00:33:46,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2852 transitions. [2021-11-23 00:33:46,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:46,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:46,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:33:50,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1027 states and 2858 transitions. [2021-11-23 00:33:50,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2858 transitions. [2021-11-23 00:33:50,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:33:50,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:50,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:33:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:54,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 1030 states and 2870 transitions. [2021-11-23 00:33:54,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2870 transitions. [2021-11-23 00:33:54,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:54,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:54,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:33:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1032 states and 2873 transitions. [2021-11-23 00:33:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2873 transitions. [2021-11-23 00:33:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:58,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:58,347 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:59,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:59,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1034 states and 2877 transitions. [2021-11-23 00:33:59,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2877 transitions. [2021-11-23 00:33:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:59,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:59,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,751 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:59,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1035 states and 2877 transitions. [2021-11-23 00:33:59,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2877 transitions. [2021-11-23 00:33:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:33:59,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:59,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:33:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:59,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1038 states and 2883 transitions. [2021-11-23 00:33:59,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2883 transitions. [2021-11-23 00:33:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:59,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:59,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:00,017 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:34:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1039 states and 2883 transitions. [2021-11-23 00:34:02,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2883 transitions. [2021-11-23 00:34:02,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:02,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,357 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:34:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1043 states and 2916 transitions. [2021-11-23 00:34:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2916 transitions. [2021-11-23 00:34:07,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:07,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,812 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:34:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1044 states and 2922 transitions. [2021-11-23 00:34:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2922 transitions. [2021-11-23 00:34:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:10,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:34:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 1045 states and 2924 transitions. [2021-11-23 00:34:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2924 transitions. [2021-11-23 00:34:10,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:10,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,683 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:34:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 1048 states and 2932 transitions. [2021-11-23 00:34:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2932 transitions. [2021-11-23 00:34:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:15,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:15,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:15,726 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:34:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:15,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 1051 states and 2940 transitions. [2021-11-23 00:34:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2940 transitions. [2021-11-23 00:34:15,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:15,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:15,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:15,826 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:34:23,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:23,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 1055 states and 2954 transitions. [2021-11-23 00:34:23,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2954 transitions. [2021-11-23 00:34:23,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:23,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:23,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:34:28,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 1058 states and 2975 transitions. [2021-11-23 00:34:28,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2975 transitions. [2021-11-23 00:34:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:28,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:28,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:34:38,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:38,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 1063 states and 3002 transitions. [2021-11-23 00:34:38,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 3002 transitions. [2021-11-23 00:34:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:34:38,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:38,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:38,118 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:34:38,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:38,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 1064 states and 3002 transitions. [2021-11-23 00:34:38,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 3002 transitions. [2021-11-23 00:34:38,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:34:38,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:38,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:38,227 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:34:44,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:44,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1067 states and 3011 transitions. [2021-11-23 00:34:44,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 3011 transitions. [2021-11-23 00:34:44,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:34:44,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:44,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:34:49,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:49,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 1070 states and 3021 transitions. [2021-11-23 00:34:49,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 3021 transitions. [2021-11-23 00:34:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:34:49,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:49,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:34:52,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:52,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 1073 states and 3030 transitions. [2021-11-23 00:34:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 3030 transitions. [2021-11-23 00:34:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:34:52,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:52,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:53,559 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:35:02,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 1078 states and 3062 transitions. [2021-11-23 00:35:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 3062 transitions. [2021-11-23 00:35:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:35:02,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:02,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:35:05,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:05,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 1080 states and 3083 transitions. [2021-11-23 00:35:05,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 3083 transitions. [2021-11-23 00:35:05,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:35:05,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:05,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:35:10,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 1083 states and 3111 transitions. [2021-11-23 00:35:10,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 3111 transitions. [2021-11-23 00:35:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:35:10,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:10,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:35:13,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 1085 states and 3137 transitions. [2021-11-23 00:35:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 3137 transitions. [2021-11-23 00:35:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:35:13,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:13,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:13,362 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:35:17,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:17,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 1088 states and 3160 transitions. [2021-11-23 00:35:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 3160 transitions. [2021-11-23 00:35:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:17,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:17,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,021 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:35:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 1090 states and 3164 transitions. [2021-11-23 00:35:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 3164 transitions. [2021-11-23 00:35:20,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:20,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:20,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:20,793 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:35:20,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1094 states and 3177 transitions. [2021-11-23 00:35:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 3177 transitions. [2021-11-23 00:35:20,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:20,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:20,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:21,055 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:35:21,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:21,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1097 states and 3183 transitions. [2021-11-23 00:35:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 3183 transitions. [2021-11-23 00:35:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:21,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:21,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:21,176 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:35:31,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 1103 states and 3216 transitions. [2021-11-23 00:35:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 3216 transitions. [2021-11-23 00:35:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:31,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,415 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:35:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1106 states and 3225 transitions. [2021-11-23 00:35:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3225 transitions. [2021-11-23 00:35:34,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:34,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,292 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:35:34,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3365 states to 1107 states and 3227 transitions. [2021-11-23 00:35:34,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 3227 transitions. [2021-11-23 00:35:34,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:34,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:35:48,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:48,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1115 states and 3270 transitions. [2021-11-23 00:35:48,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 3270 transitions. [2021-11-23 00:35:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:48,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:48,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:35:48,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:48,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1118 states and 3278 transitions. [2021-11-23 00:35:48,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 3278 transitions. [2021-11-23 00:35:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:48,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:48,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:48,333 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:35:49,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 1119 states and 3280 transitions. [2021-11-23 00:35:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 3280 transitions. [2021-11-23 00:35:49,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:49,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:49,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:35:57,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1123 states and 3306 transitions. [2021-11-23 00:35:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 3306 transitions. [2021-11-23 00:35:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:57,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:57,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:36:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:00,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 1124 states and 3307 transitions. [2021-11-23 00:36:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 3307 transitions. [2021-11-23 00:36:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:00,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:00,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:36:00,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:00,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 1125 states and 3307 transitions. [2021-11-23 00:36:00,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 3307 transitions. [2021-11-23 00:36:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:00,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:00,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:00,509 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:36:03,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1128 states and 3316 transitions. [2021-11-23 00:36:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 3316 transitions. [2021-11-23 00:36:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:03,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:03,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:36:22,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 1134 states and 3347 transitions. [2021-11-23 00:36:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 3347 transitions. [2021-11-23 00:36:22,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:22,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:22,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:22,538 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:36:26,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:26,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1137 states and 3355 transitions. [2021-11-23 00:36:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 3355 transitions. [2021-11-23 00:36:26,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:26,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:26,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:36:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:29,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1143 states and 3372 transitions. [2021-11-23 00:36:29,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 3372 transitions. [2021-11-23 00:36:29,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:29,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:29,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:29,902 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:36:32,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1146 states and 3383 transitions. [2021-11-23 00:36:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 3383 transitions. [2021-11-23 00:36:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:32,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:36:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:45,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 1153 states and 3429 transitions. [2021-11-23 00:36:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 3429 transitions. [2021-11-23 00:36:45,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:45,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:45,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:36:51,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1156 states and 3443 transitions. [2021-11-23 00:36:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 3443 transitions. [2021-11-23 00:36:51,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:51,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:51,263 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:36:51,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 1159 states and 3451 transitions. [2021-11-23 00:36:51,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 3451 transitions. [2021-11-23 00:36:51,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:51,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:51,418 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:36:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1162 states and 3460 transitions. [2021-11-23 00:36:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 3460 transitions. [2021-11-23 00:36:57,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:57,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:57,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:36:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:59,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1164 states and 3463 transitions. [2021-11-23 00:36:59,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 3463 transitions. [2021-11-23 00:36:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:59,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:59,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,911 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:37:05,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 1167 states and 3485 transitions. [2021-11-23 00:37:05,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 3485 transitions. [2021-11-23 00:37:05,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:05,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 1168 states and 3485 transitions. [2021-11-23 00:37:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 3485 transitions. [2021-11-23 00:37:08,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:08,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,434 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:14,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:14,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1171 states and 3506 transitions. [2021-11-23 00:37:14,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 3506 transitions. [2021-11-23 00:37:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:14,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:14,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:37:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:14,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1172 states and 3506 transitions. [2021-11-23 00:37:14,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 3506 transitions. [2021-11-23 00:37:14,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:14,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:14,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:14,617 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:37:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:17,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 1173 states and 3510 transitions. [2021-11-23 00:37:17,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 3510 transitions. [2021-11-23 00:37:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:17,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:17,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:17,364 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:23,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 1177 states and 3542 transitions. [2021-11-23 00:37:23,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 3542 transitions. [2021-11-23 00:37:23,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:23,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,766 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 1178 states and 3543 transitions. [2021-11-23 00:37:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 3543 transitions. [2021-11-23 00:37:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:26,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:26,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:26,837 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:37:30,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1181 states and 3552 transitions. [2021-11-23 00:37:30,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 3552 transitions. [2021-11-23 00:37:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:30,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:30,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:37:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:30,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 1182 states and 3554 transitions. [2021-11-23 00:37:30,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 3554 transitions. [2021-11-23 00:37:30,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:30,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1187 states and 3569 transitions. [2021-11-23 00:37:42,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 3569 transitions. [2021-11-23 00:37:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:42,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,467 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1191 states and 3585 transitions. [2021-11-23 00:37:51,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 3585 transitions. [2021-11-23 00:37:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:51,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,163 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:37:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1192 states and 3585 transitions. [2021-11-23 00:37:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 3585 transitions. [2021-11-23 00:37:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:51,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,264 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:37:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 1193 states and 3586 transitions. [2021-11-23 00:37:54,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3586 transitions. [2021-11-23 00:37:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:37:54,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:54,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:54,275 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:38:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:00,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1196 states and 3597 transitions. [2021-11-23 00:38:00,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3597 transitions. [2021-11-23 00:38:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:38:00,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:00,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:38:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:00,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1197 states and 3597 transitions. [2021-11-23 00:38:00,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 3597 transitions. [2021-11-23 00:38:00,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:38:00,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:00,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.