./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/array02-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/array02-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6376f52a263bde0c709cb35a0d040626ae764c5527f8161f54a95df7802768d2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:11:20,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:11:20,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:11:20,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:11:20,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:11:20,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:11:20,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:11:20,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:11:20,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:11:20,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:11:20,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:11:20,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:11:20,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:11:20,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:11:20,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:11:20,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:11:20,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:11:20,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:11:20,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:11:20,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:11:20,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:11:20,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:11:20,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:11:20,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:11:20,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:11:20,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:11:20,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:11:20,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:11:20,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:11:20,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:11:20,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:11:20,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:11:20,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:11:20,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:11:20,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:11:20,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:11:20,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:11:20,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:11:20,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:11:20,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:11:20,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:11:20,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-13 23:11:20,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:11:20,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:11:20,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:11:20,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:11:20,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:11:20,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:11:20,192 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:11:20,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:11:20,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:11:20,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:11:20,200 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 23:11:20,201 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 23:11:20,201 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 23:11:20,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:11:20,202 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:11:20,202 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:11:20,202 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:11:20,203 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:11:20,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:11:20,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:11:20,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:11:20,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:11:20,204 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:11:20,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:11:20,205 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_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6376f52a263bde0c709cb35a0d040626ae764c5527f8161f54a95df7802768d2 [2021-11-13 23:11:20,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:11:20,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:11:20,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:11:20,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:11:20,551 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:11:20,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-memsafety/array02-alloca-2.i [2021-11-13 23:11:20,636 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/data/930f35295/45083d4d138a4fc2a1182cf5b0a6be96/FLAG779b4cdbe [2021-11-13 23:11:21,142 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:11:21,142 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/sv-benchmarks/c/array-memsafety/array02-alloca-2.i [2021-11-13 23:11:21,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/data/930f35295/45083d4d138a4fc2a1182cf5b0a6be96/FLAG779b4cdbe [2021-11-13 23:11:21,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/data/930f35295/45083d4d138a4fc2a1182cf5b0a6be96 [2021-11-13 23:11:21,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:11:21,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:11:21,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:11:21,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:11:21,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:11:21,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:21,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f0f3455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21, skipping insertion in model container [2021-11-13 23:11:21,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:21,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:11:21,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:11:21,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:11:21,867 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:11:21,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:11:21,969 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:11:21,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21 WrapperNode [2021-11-13 23:11:21,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:11:21,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:11:21,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:11:21,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:11:21,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:21,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:11:22,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:11:22,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:11:22,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:11:22,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:11:22,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:11:22,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:11:22,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:11:22,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:21" (1/1) ... [2021-11-13 23:11:22,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:11:22,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:11:22,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:11:22,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_612c9ecc-7102-4e67-b7a5-8f02ef70d045/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:11:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:11:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:11:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:11:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:11:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:11:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:11:22,557 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:11:22,557 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 23:11:22,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:22 BoogieIcfgContainer [2021-11-13 23:11:22,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:11:22,562 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:11:22,562 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:11:22,573 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:11:22,574 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:22" (1/1) ... [2021-11-13 23:11:22,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:11:22,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2021-11-13 23:11:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2021-11-13 23:11:22,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:11:22,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:22,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2021-11-13 23:11:22,865 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2021-11-13 23:11:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:11:22,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:22,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:23,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2021-11-13 23:11:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2021-11-13 23:11:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:11:23,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:23,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:23,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:23,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2021-11-13 23:11:23,462 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2021-11-13 23:11:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:11:23,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:23,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:23,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2021-11-13 23:11:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-11-13 23:11:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:11:23,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:23,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:23,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:24,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:24,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 47 transitions. [2021-11-13 23:11:24,110 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2021-11-13 23:11:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:11:24,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:24,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:24,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2021-11-13 23:11:24,509 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2021-11-13 23:11:24,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:11:24,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:24,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:24,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2021-11-13 23:11:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2021-11-13 23:11:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:11:25,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2021-11-13 23:11:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2021-11-13 23:11:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:11:25,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2021-11-13 23:11:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2021-11-13 23:11:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:11:25,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2021-11-13 23:11:25,632 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2021-11-13 23:11:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:11:25,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2021-11-13 23:11:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2021-11-13 23:11:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:11:25,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2021-11-13 23:11:25,748 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2021-11-13 23:11:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:11:25,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2021-11-13 23:11:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2021-11-13 23:11:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:11:25,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2021-11-13 23:11:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2021-11-13 23:11:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:11:25,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:25,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2021-11-13 23:11:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2021-11-13 23:11:25,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:11:25,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:25,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:26,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:26,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:26,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2021-11-13 23:11:26,045 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2021-11-13 23:11:26,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:11:26,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:26,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:26,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2021-11-13 23:11:26,133 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2021-11-13 23:11:26,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:11:26,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:26,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:26,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:27,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:27,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2021-11-13 23:11:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2021-11-13 23:11:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:11:27,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:27,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:27,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:29,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 56 states and 85 transitions. [2021-11-13 23:11:29,069 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 85 transitions. [2021-11-13 23:11:29,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:11:29,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:29,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:11:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 84 transitions. [2021-11-13 23:11:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2021-11-13 23:11:29,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:11:29,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:29,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2021-11-13 23:11:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2021-11-13 23:11:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:11:29,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:29,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:31,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:31,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2021-11-13 23:11:31,336 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2021-11-13 23:11:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:11:31,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:31,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:31,353 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:11:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2021-11-13 23:11:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2021-11-13 23:11:31,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:31,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:31,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:11:31,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 98 transitions. [2021-11-13 23:11:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2021-11-13 23:11:31,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:31,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:31,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:31,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:11:32,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:32,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 61 states and 94 transitions. [2021-11-13 23:11:32,185 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2021-11-13 23:11:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:32,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:32,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:32,207 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:11:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:32,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2021-11-13 23:11:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2021-11-13 23:11:32,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:32,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:32,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:11:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:32,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 62 states and 94 transitions. [2021-11-13 23:11:32,458 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 94 transitions. [2021-11-13 23:11:32,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:32,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:32,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:32,475 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:11:32,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:32,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 62 states and 93 transitions. [2021-11-13 23:11:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 93 transitions. [2021-11-13 23:11:32,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:32,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:32,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:32,882 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:32,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 64 states and 94 transitions. [2021-11-13 23:11:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2021-11-13 23:11:32,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:32,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:32,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:11:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 66 states and 95 transitions. [2021-11-13 23:11:33,023 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2021-11-13 23:11:33,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:11:33,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2021-11-13 23:11:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2021-11-13 23:11:33,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:11:33,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,165 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:11:33,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2021-11-13 23:11:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2021-11-13 23:11:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:11:33,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:11:33,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2021-11-13 23:11:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2021-11-13 23:11:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:11:33,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,402 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:11:33,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2021-11-13 23:11:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2021-11-13 23:11:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:11:33,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:33,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-11-13 23:11:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-11-13 23:11:33,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:11:33,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,807 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2021-11-13 23:11:33,833 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2021-11-13 23:11:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:11:33,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,865 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:11:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2021-11-13 23:11:33,930 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2021-11-13 23:11:33,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:11:33,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:34,193 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:36,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 126 transitions. [2021-11-13 23:11:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2021-11-13 23:11:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:11:36,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:36,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:36,552 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:11:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:37,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 89 states and 135 transitions. [2021-11-13 23:11:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 135 transitions. [2021-11-13 23:11:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:11:37,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:37,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:37,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:37,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:37,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 90 states and 135 transitions. [2021-11-13 23:11:37,932 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 135 transitions. [2021-11-13 23:11:37,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:11:37,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:37,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:37,953 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:11:38,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:38,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 90 states and 134 transitions. [2021-11-13 23:11:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2021-11-13 23:11:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:11:38,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:38,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 102 states and 156 transitions. [2021-11-13 23:11:40,941 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2021-11-13 23:11:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:11:40,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:40,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:41,002 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:41,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2021-11-13 23:11:41,447 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2021-11-13 23:11:41,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:11:41,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:41,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:41,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:11:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 105 states and 164 transitions. [2021-11-13 23:11:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 164 transitions. [2021-11-13 23:11:41,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:11:41,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:41,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:41,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:42,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 107 states and 165 transitions. [2021-11-13 23:11:42,081 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 165 transitions. [2021-11-13 23:11:42,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:11:42,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:42,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:42,133 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:11:42,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:42,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 110 states and 173 transitions. [2021-11-13 23:11:42,606 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2021-11-13 23:11:42,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:11:42,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:42,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:43,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 113 states and 176 transitions. [2021-11-13 23:11:43,076 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 176 transitions. [2021-11-13 23:11:43,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:11:43,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:43,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:43,105 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 115 states and 177 transitions. [2021-11-13 23:11:43,149 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 177 transitions. [2021-11-13 23:11:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:11:43,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:43,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 117 states and 178 transitions. [2021-11-13 23:11:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 178 transitions. [2021-11-13 23:11:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:43,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:43,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:43,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:43,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 119 states and 179 transitions. [2021-11-13 23:11:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2021-11-13 23:11:43,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:43,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:43,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-13 23:11:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 116 states and 173 transitions. [2021-11-13 23:11:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 173 transitions. [2021-11-13 23:11:44,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:44,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:44,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:44,092 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 118 states and 176 transitions. [2021-11-13 23:11:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 176 transitions. [2021-11-13 23:11:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:44,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:45,156 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 120 states and 177 transitions. [2021-11-13 23:11:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 177 transitions. [2021-11-13 23:11:45,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:45,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:45,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:45,823 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:45,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:45,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 122 states and 180 transitions. [2021-11-13 23:11:45,862 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 180 transitions. [2021-11-13 23:11:45,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:45,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:45,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:45,931 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:46,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 124 states and 181 transitions. [2021-11-13 23:11:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2021-11-13 23:11:46,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:46,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:46,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:46,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:46,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 126 states and 182 transitions. [2021-11-13 23:11:46,364 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 182 transitions. [2021-11-13 23:11:46,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:46,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:46,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:46,433 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:46,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 128 states and 183 transitions. [2021-11-13 23:11:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 183 transitions. [2021-11-13 23:11:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:11:46,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:46,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 130 states and 184 transitions. [2021-11-13 23:11:46,597 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 184 transitions. [2021-11-13 23:11:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:11:46,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:46,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:11:46,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2021-11-13 23:11:46,703 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2021-11-13 23:11:46,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:11:46,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:46,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:47,030 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 149 states and 213 transitions. [2021-11-13 23:11:49,123 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 213 transitions. [2021-11-13 23:11:49,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:11:49,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:49,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:52,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 161 states and 233 transitions. [2021-11-13 23:11:52,166 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 233 transitions. [2021-11-13 23:11:52,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:11:52,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,227 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 163 states and 234 transitions. [2021-11-13 23:11:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 234 transitions. [2021-11-13 23:11:52,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:11:52,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 165 states and 235 transitions. [2021-11-13 23:11:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 235 transitions. [2021-11-13 23:11:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:11:52,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,394 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 167 states and 236 transitions. [2021-11-13 23:11:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 236 transitions. [2021-11-13 23:11:52,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:11:52,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,476 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 169 states and 237 transitions. [2021-11-13 23:11:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 237 transitions. [2021-11-13 23:11:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:11:52,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,596 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 171 states and 238 transitions. [2021-11-13 23:11:52,636 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 238 transitions. [2021-11-13 23:11:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:11:52,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,706 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 173 states and 239 transitions. [2021-11-13 23:11:52,749 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 239 transitions. [2021-11-13 23:11:52,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:11:52,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 175 states and 240 transitions. [2021-11-13 23:11:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 240 transitions. [2021-11-13 23:11:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:11:52,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,950 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 177 states and 241 transitions. [2021-11-13 23:11:52,991 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 241 transitions. [2021-11-13 23:11:52,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:11:52,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 25 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:55,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:55,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 191 states and 266 transitions. [2021-11-13 23:11:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 266 transitions. [2021-11-13 23:11:55,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:11:55,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:55,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:56,714 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 16 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 203 states and 286 transitions. [2021-11-13 23:11:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 286 transitions. [2021-11-13 23:11:59,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:11:59,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 29 proven. 37 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 205 states and 287 transitions. [2021-11-13 23:11:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 287 transitions. [2021-11-13 23:11:59,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:11:59,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 30 proven. 37 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:59,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 207 states and 288 transitions. [2021-11-13 23:11:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 288 transitions. [2021-11-13 23:11:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:11:59,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:59,403 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 25 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 209 states and 289 transitions. [2021-11-13 23:11:59,445 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 289 transitions. [2021-11-13 23:11:59,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:11:59,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:59,490 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 26 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 211 states and 290 transitions. [2021-11-13 23:11:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 290 transitions. [2021-11-13 23:11:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:11:59,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:59,653 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 59 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:59,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 213 states and 291 transitions. [2021-11-13 23:11:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 291 transitions. [2021-11-13 23:11:59,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:11:59,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 16 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:59,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 215 states and 292 transitions. [2021-11-13 23:11:59,840 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 292 transitions. [2021-11-13 23:11:59,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:11:59,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 59 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:59,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:59,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 217 states and 293 transitions. [2021-11-13 23:11:59,972 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 293 transitions. [2021-11-13 23:11:59,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:11:59,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:59,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:00,058 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 16 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:00,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:00,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 219 states and 294 transitions. [2021-11-13 23:12:00,105 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 294 transitions. [2021-11-13 23:12:00,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:12:00,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:00,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 45 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:03,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:03,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 233 states and 319 transitions. [2021-11-13 23:12:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 319 transitions. [2021-11-13 23:12:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:12:03,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:03,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:04,489 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 25 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 245 states and 339 transitions. [2021-11-13 23:12:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 339 transitions. [2021-11-13 23:12:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:12:07,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:07,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 51 proven. 52 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 247 states and 340 transitions. [2021-11-13 23:12:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 340 transitions. [2021-11-13 23:12:07,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:12:07,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:07,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 52 proven. 52 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:07,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 249 states and 341 transitions. [2021-11-13 23:12:07,598 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 341 transitions. [2021-11-13 23:12:07,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:12:07,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:07,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 45 proven. 58 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:07,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 251 states and 342 transitions. [2021-11-13 23:12:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 342 transitions. [2021-11-13 23:12:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:12:07,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:07,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 46 proven. 58 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 253 states and 343 transitions. [2021-11-13 23:12:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 343 transitions. [2021-11-13 23:12:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:12:07,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:07,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:07,897 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:07,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 255 states and 344 transitions. [2021-11-13 23:12:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 344 transitions. [2021-11-13 23:12:07,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:12:07,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:07,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 25 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:08,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 257 states and 345 transitions. [2021-11-13 23:12:08,103 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 345 transitions. [2021-11-13 23:12:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:12:08,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:08,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:08,206 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:08,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:08,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 259 states and 346 transitions. [2021-11-13 23:12:08,266 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 346 transitions. [2021-11-13 23:12:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:12:08,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:08,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 25 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 261 states and 347 transitions. [2021-11-13 23:12:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 347 transitions. [2021-11-13 23:12:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:12:08,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:08,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 71 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 275 states and 372 transitions. [2021-11-13 23:12:11,923 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 372 transitions. [2021-11-13 23:12:11,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:12:11,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:11,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:13,818 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 36 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 287 states and 392 transitions. [2021-11-13 23:12:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 392 transitions. [2021-11-13 23:12:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:12:17,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 79 proven. 69 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 289 states and 393 transitions. [2021-11-13 23:12:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 393 transitions. [2021-11-13 23:12:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:12:17,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 80 proven. 69 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:17,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 291 states and 394 transitions. [2021-11-13 23:12:17,455 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 394 transitions. [2021-11-13 23:12:17,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:12:17,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:17,505 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 71 proven. 77 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:17,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 293 states and 395 transitions. [2021-11-13 23:12:17,565 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 395 transitions. [2021-11-13 23:12:17,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:12:17,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:17,616 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 72 proven. 77 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 295 states and 396 transitions. [2021-11-13 23:12:17,674 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 396 transitions. [2021-11-13 23:12:17,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:12:17,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 36 proven. 125 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 297 states and 397 transitions. [2021-11-13 23:12:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 397 transitions. [2021-11-13 23:12:17,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:12:17,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:18,043 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 36 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:18,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:18,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 299 states and 398 transitions. [2021-11-13 23:12:18,114 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 398 transitions. [2021-11-13 23:12:18,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:12:18,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:18,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 36 proven. 125 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 301 states and 399 transitions. [2021-11-13 23:12:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 399 transitions. [2021-11-13 23:12:18,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:12:18,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:18,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 36 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:18,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:18,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 303 states and 400 transitions. [2021-11-13 23:12:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 400 transitions. [2021-11-13 23:12:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:12:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:18,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 103 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:22,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 317 states and 425 transitions. [2021-11-13 23:12:22,228 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 425 transitions. [2021-11-13 23:12:22,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:12:22,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:22,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 49 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:28,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:28,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 329 states and 445 transitions. [2021-11-13 23:12:28,534 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 445 transitions. [2021-11-13 23:12:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:12:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:28,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:28,585 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 113 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:28,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 331 states and 446 transitions. [2021-11-13 23:12:28,649 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 446 transitions. [2021-11-13 23:12:28,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:12:28,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:28,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:28,699 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 114 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 333 states and 447 transitions. [2021-11-13 23:12:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 447 transitions. [2021-11-13 23:12:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:12:28,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:28,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 103 proven. 98 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:28,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:28,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 335 states and 448 transitions. [2021-11-13 23:12:28,875 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 448 transitions. [2021-11-13 23:12:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:12:28,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:28,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 104 proven. 98 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:29,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 337 states and 449 transitions. [2021-11-13 23:12:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 449 transitions. [2021-11-13 23:12:29,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:12:29,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:29,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:29,211 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 49 proven. 167 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:29,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:29,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 339 states and 450 transitions. [2021-11-13 23:12:29,271 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 450 transitions. [2021-11-13 23:12:29,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:12:29,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:29,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 49 proven. 168 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:29,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:29,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 341 states and 451 transitions. [2021-11-13 23:12:29,463 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 451 transitions. [2021-11-13 23:12:29,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:12:29,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:29,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:29,581 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 49 proven. 167 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:29,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 343 states and 452 transitions. [2021-11-13 23:12:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 452 transitions. [2021-11-13 23:12:29,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:12:29,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:29,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 49 proven. 168 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 345 states and 453 transitions. [2021-11-13 23:12:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 453 transitions. [2021-11-13 23:12:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:12:29,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:29,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:30,566 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 141 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:34,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 359 states and 478 transitions. [2021-11-13 23:12:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 478 transitions. [2021-11-13 23:12:34,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:12:34,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:34,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:36,779 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 64 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:41,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 371 states and 498 transitions. [2021-11-13 23:12:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 498 transitions. [2021-11-13 23:12:41,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:12:41,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:41,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:41,662 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 153 proven. 109 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:41,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 373 states and 499 transitions. [2021-11-13 23:12:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 499 transitions. [2021-11-13 23:12:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:12:41,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:41,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:41,784 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 154 proven. 109 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:41,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:41,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 375 states and 500 transitions. [2021-11-13 23:12:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 500 transitions. [2021-11-13 23:12:41,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:12:41,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:41,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 141 proven. 121 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:41,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 377 states and 501 transitions. [2021-11-13 23:12:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 501 transitions. [2021-11-13 23:12:41,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:12:41,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:41,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:42,108 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 142 proven. 121 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:42,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 379 states and 502 transitions. [2021-11-13 23:12:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 502 transitions. [2021-11-13 23:12:42,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:12:42,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:42,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:42,324 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 64 proven. 215 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:42,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:42,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 381 states and 503 transitions. [2021-11-13 23:12:42,403 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 503 transitions. [2021-11-13 23:12:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:12:42,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:42,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 64 proven. 216 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:42,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 383 states and 504 transitions. [2021-11-13 23:12:42,613 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 504 transitions. [2021-11-13 23:12:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:12:42,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:42,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:42,759 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 64 proven. 215 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 385 states and 505 transitions. [2021-11-13 23:12:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 505 transitions. [2021-11-13 23:12:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:12:42,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:42,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:42,979 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 64 proven. 216 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 387 states and 506 transitions. [2021-11-13 23:12:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 506 transitions. [2021-11-13 23:12:43,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:12:43,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:43,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:43,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:43,811 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 185 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:47,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 401 states and 531 transitions. [2021-11-13 23:12:47,685 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 531 transitions. [2021-11-13 23:12:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 23:12:47,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:47,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:50,859 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 81 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:56,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:56,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 413 states and 551 transitions. [2021-11-13 23:12:56,317 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 551 transitions. [2021-11-13 23:12:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:12:56,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:56,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 199 proven. 132 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:56,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:56,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 415 states and 552 transitions. [2021-11-13 23:12:56,453 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 552 transitions. [2021-11-13 23:12:56,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:12:56,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:56,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 200 proven. 132 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 417 states and 553 transitions. [2021-11-13 23:12:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 553 transitions. [2021-11-13 23:12:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:12:56,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:56,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 185 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:56,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:56,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 419 states and 554 transitions. [2021-11-13 23:12:56,720 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 554 transitions. [2021-11-13 23:12:56,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:12:56,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:56,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:56,781 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 186 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 421 states and 555 transitions. [2021-11-13 23:12:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 555 transitions. [2021-11-13 23:12:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:12:56,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:56,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 81 proven. 269 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:57,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 423 states and 556 transitions. [2021-11-13 23:12:57,096 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 556 transitions. [2021-11-13 23:12:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:12:57,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:57,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:57,348 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 81 proven. 270 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:57,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:57,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 425 states and 557 transitions. [2021-11-13 23:12:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 557 transitions. [2021-11-13 23:12:57,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:12:57,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:57,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:57,602 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 81 proven. 269 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:57,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 427 states and 558 transitions. [2021-11-13 23:12:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 558 transitions. [2021-11-13 23:12:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:12:57,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:57,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 81 proven. 270 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:57,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 429 states and 559 transitions. [2021-11-13 23:12:57,904 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 559 transitions. [2021-11-13 23:12:57,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:12:57,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:57,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 235 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:03,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:03,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 443 states and 584 transitions. [2021-11-13 23:13:03,147 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 584 transitions. [2021-11-13 23:13:03,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:13:03,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:03,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 100 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:13,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 455 states and 604 transitions. [2021-11-13 23:13:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 604 transitions. [2021-11-13 23:13:13,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:13:13,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:13,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:13,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 251 proven. 157 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 457 states and 605 transitions. [2021-11-13 23:13:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 605 transitions. [2021-11-13 23:13:13,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:13:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:13,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:13,730 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 252 proven. 157 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:13,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:13,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 459 states and 606 transitions. [2021-11-13 23:13:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 606 transitions. [2021-11-13 23:13:13,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:13:13,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:13,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:13,889 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 235 proven. 173 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 461 states and 607 transitions. [2021-11-13 23:13:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 607 transitions. [2021-11-13 23:13:13,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:13:13,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:13,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:14,039 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 236 proven. 173 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:14,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 463 states and 608 transitions. [2021-11-13 23:13:14,126 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 608 transitions. [2021-11-13 23:13:14,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:13:14,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:14,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 100 proven. 329 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 465 states and 609 transitions. [2021-11-13 23:13:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 609 transitions. [2021-11-13 23:13:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:13:14,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:14,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:14,550 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 100 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 467 states and 610 transitions. [2021-11-13 23:13:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 610 transitions. [2021-11-13 23:13:14,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:13:14,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:14,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 100 proven. 329 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 469 states and 611 transitions. [2021-11-13 23:13:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 611 transitions. [2021-11-13 23:13:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:13:14,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:14,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:15,056 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 100 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:15,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 471 states and 612 transitions. [2021-11-13 23:13:15,135 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 612 transitions. [2021-11-13 23:13:15,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:13:15,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:15,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 291 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:20,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 485 states and 637 transitions. [2021-11-13 23:13:20,974 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 637 transitions. [2021-11-13 23:13:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:13:20,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:20,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:25,255 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 121 proven. 375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:32,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 497 states and 657 transitions. [2021-11-13 23:13:32,670 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 657 transitions. [2021-11-13 23:13:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:13:32,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:32,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:32,738 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 309 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:32,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 499 states and 658 transitions. [2021-11-13 23:13:32,844 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 658 transitions. [2021-11-13 23:13:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:13:32,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:32,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:32,907 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 310 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:33,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:33,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 501 states and 659 transitions. [2021-11-13 23:13:33,011 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 659 transitions. [2021-11-13 23:13:33,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:13:33,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:33,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:33,073 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 291 proven. 202 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 503 states and 660 transitions. [2021-11-13 23:13:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 660 transitions. [2021-11-13 23:13:33,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:13:33,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:33,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:33,334 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 292 proven. 202 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:33,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:33,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 505 states and 661 transitions. [2021-11-13 23:13:33,433 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 661 transitions. [2021-11-13 23:13:33,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 23:13:33,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:33,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:33,606 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 121 proven. 395 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:33,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 507 states and 662 transitions. [2021-11-13 23:13:33,712 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 662 transitions. [2021-11-13 23:13:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 23:13:33,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:33,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:33,889 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 121 proven. 396 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:34,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 509 states and 663 transitions. [2021-11-13 23:13:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 663 transitions. [2021-11-13 23:13:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 23:13:34,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:34,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 121 proven. 395 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:34,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:34,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 511 states and 664 transitions. [2021-11-13 23:13:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 664 transitions. [2021-11-13 23:13:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 23:13:34,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:34,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 121 proven. 396 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:34,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 513 states and 665 transitions. [2021-11-13 23:13:34,573 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 665 transitions. [2021-11-13 23:13:34,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 23:13:34,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:34,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 353 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:40,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 527 states and 690 transitions. [2021-11-13 23:13:40,846 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 690 transitions. [2021-11-13 23:13:40,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 23:13:40,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:40,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:45,983 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 144 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 539 states and 710 transitions. [2021-11-13 23:13:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 710 transitions. [2021-11-13 23:13:54,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 23:13:54,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:54,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 373 proven. 213 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:54,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 541 states and 711 transitions. [2021-11-13 23:13:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 711 transitions. [2021-11-13 23:13:54,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 23:13:54,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:54,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:54,397 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 213 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 543 states and 712 transitions. [2021-11-13 23:13:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 712 transitions. [2021-11-13 23:13:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 23:13:54,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:54,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:54,572 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 353 proven. 233 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:54,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 545 states and 713 transitions. [2021-11-13 23:13:54,670 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 713 transitions. [2021-11-13 23:13:54,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 23:13:54,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:54,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:54,739 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 354 proven. 233 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:54,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 547 states and 714 transitions. [2021-11-13 23:13:54,850 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 714 transitions. [2021-11-13 23:13:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 23:13:54,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:54,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 144 proven. 467 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 549 states and 715 transitions. [2021-11-13 23:13:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 715 transitions. [2021-11-13 23:13:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 23:13:55,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:55,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:55,300 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 144 proven. 468 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 551 states and 716 transitions. [2021-11-13 23:13:55,397 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 716 transitions. [2021-11-13 23:13:55,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 23:13:55,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:55,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 144 proven. 467 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 553 states and 717 transitions. [2021-11-13 23:13:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 717 transitions. [2021-11-13 23:13:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 23:13:55,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:55,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:55,884 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 144 proven. 468 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:55,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:55,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 555 states and 718 transitions. [2021-11-13 23:13:55,972 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 718 transitions. [2021-11-13 23:13:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-13 23:13:55,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:55,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 421 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 569 states and 743 transitions. [2021-11-13 23:14:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 743 transitions. [2021-11-13 23:14:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-13 23:14:02,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:02,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 169 proven. 521 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:17,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:17,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 581 states and 763 transitions. [2021-11-13 23:14:17,620 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 763 transitions. [2021-11-13 23:14:17,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 23:14:17,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:17,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:17,683 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 443 proven. 244 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:17,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:17,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 583 states and 764 transitions. [2021-11-13 23:14:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 764 transitions. [2021-11-13 23:14:17,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 23:14:17,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:17,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 444 proven. 244 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 585 states and 765 transitions. [2021-11-13 23:14:17,951 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 765 transitions. [2021-11-13 23:14:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 23:14:17,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:17,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:18,024 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 421 proven. 266 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:18,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:18,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 587 states and 766 transitions. [2021-11-13 23:14:18,137 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 766 transitions. [2021-11-13 23:14:18,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 23:14:18,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:18,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 422 proven. 266 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:18,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:18,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 589 states and 767 transitions. [2021-11-13 23:14:18,301 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 767 transitions. [2021-11-13 23:14:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 23:14:18,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:18,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 169 proven. 545 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:18,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:18,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 591 states and 768 transitions. [2021-11-13 23:14:18,619 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 768 transitions. [2021-11-13 23:14:18,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 23:14:18,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:18,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 169 proven. 546 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:18,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 593 states and 769 transitions. [2021-11-13 23:14:18,885 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 769 transitions. [2021-11-13 23:14:18,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 23:14:18,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:18,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 169 proven. 545 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:19,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 595 states and 770 transitions. [2021-11-13 23:14:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 770 transitions. [2021-11-13 23:14:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 23:14:19,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:19,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 169 proven. 546 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:19,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:19,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 597 states and 771 transitions. [2021-11-13 23:14:19,601 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 771 transitions. [2021-11-13 23:14:19,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-13 23:14:19,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:19,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 495 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 611 states and 796 transitions. [2021-11-13 23:14:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 796 transitions. [2021-11-13 23:14:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-13 23:14:26,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:26,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:33,101 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 196 proven. 603 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:43,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:43,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 623 states and 816 transitions. [2021-11-13 23:14:43,472 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 816 transitions. [2021-11-13 23:14:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 23:14:43,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:43,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:43,539 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 519 proven. 277 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:43,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 625 states and 817 transitions. [2021-11-13 23:14:43,643 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 817 transitions. [2021-11-13 23:14:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 23:14:43,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:43,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:43,719 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 520 proven. 277 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 627 states and 818 transitions. [2021-11-13 23:14:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 818 transitions. [2021-11-13 23:14:43,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 23:14:43,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:43,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:43,898 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 495 proven. 301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:44,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:44,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 629 states and 819 transitions. [2021-11-13 23:14:44,012 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 819 transitions. [2021-11-13 23:14:44,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 23:14:44,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:44,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 496 proven. 301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 631 states and 820 transitions. [2021-11-13 23:14:44,217 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 820 transitions. [2021-11-13 23:14:44,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 23:14:44,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:44,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:44,395 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 196 proven. 629 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:44,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:44,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 633 states and 821 transitions. [2021-11-13 23:14:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 821 transitions. [2021-11-13 23:14:44,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 23:14:44,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:44,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 196 proven. 630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:44,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 635 states and 822 transitions. [2021-11-13 23:14:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 822 transitions. [2021-11-13 23:14:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 23:14:44,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:44,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:45,112 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 196 proven. 629 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 637 states and 823 transitions. [2021-11-13 23:14:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 823 transitions. [2021-11-13 23:14:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 23:14:45,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:45,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:45,393 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 196 proven. 630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:45,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:45,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 639 states and 824 transitions. [2021-11-13 23:14:45,495 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 824 transitions. [2021-11-13 23:14:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-13 23:14:45,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:45,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:46,556 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 575 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 653 states and 849 transitions. [2021-11-13 23:14:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 849 transitions. [2021-11-13 23:14:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-13 23:14:52,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:52,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:00,466 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 225 proven. 691 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:12,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 665 states and 869 transitions. [2021-11-13 23:15:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 869 transitions. [2021-11-13 23:15:12,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 23:15:12,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:12,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 601 proven. 312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 667 states and 870 transitions. [2021-11-13 23:15:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 870 transitions. [2021-11-13 23:15:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 23:15:12,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:12,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 602 proven. 312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:12,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 669 states and 871 transitions. [2021-11-13 23:15:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 871 transitions. [2021-11-13 23:15:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 23:15:12,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:12,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:12,809 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 575 proven. 338 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 671 states and 872 transitions. [2021-11-13 23:15:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 872 transitions. [2021-11-13 23:15:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 23:15:12,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:12,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:12,978 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 576 proven. 338 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:13,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 673 states and 873 transitions. [2021-11-13 23:15:13,079 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 873 transitions. [2021-11-13 23:15:13,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 23:15:13,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:13,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:13,419 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 225 proven. 719 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:13,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:13,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 675 states and 874 transitions. [2021-11-13 23:15:13,533 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 874 transitions. [2021-11-13 23:15:13,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 23:15:13,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:13,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:13,730 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 225 proven. 720 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 677 states and 875 transitions. [2021-11-13 23:15:13,846 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 875 transitions. [2021-11-13 23:15:13,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 23:15:13,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:13,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:14,034 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 225 proven. 719 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:14,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:14,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 679 states and 876 transitions. [2021-11-13 23:15:14,153 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 876 transitions. [2021-11-13 23:15:14,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 23:15:14,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:14,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 225 proven. 720 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 681 states and 877 transitions. [2021-11-13 23:15:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 877 transitions. [2021-11-13 23:15:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-13 23:15:14,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:14,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:15,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 661 proven. 347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:22,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:22,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 695 states and 902 transitions. [2021-11-13 23:15:22,694 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 902 transitions. [2021-11-13 23:15:22,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 23:15:22,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:22,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:31,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 256 proven. 785 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:44,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 707 states and 922 transitions. [2021-11-13 23:15:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 922 transitions. [2021-11-13 23:15:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 23:15:44,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:44,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:44,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 689 proven. 349 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 709 states and 923 transitions. [2021-11-13 23:15:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 923 transitions. [2021-11-13 23:15:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 23:15:44,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:44,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 690 proven. 349 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:44,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 711 states and 924 transitions. [2021-11-13 23:15:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 924 transitions. [2021-11-13 23:15:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 23:15:44,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:44,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 661 proven. 377 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:45,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 713 states and 925 transitions. [2021-11-13 23:15:45,084 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 925 transitions. [2021-11-13 23:15:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 23:15:45,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:45,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:45,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 662 proven. 377 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:45,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:45,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 715 states and 926 transitions. [2021-11-13 23:15:45,277 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 926 transitions. [2021-11-13 23:15:45,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 23:15:45,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:45,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 256 proven. 815 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:45,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:45,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 717 states and 927 transitions. [2021-11-13 23:15:45,596 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 927 transitions. [2021-11-13 23:15:45,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 23:15:45,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:45,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:45,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 256 proven. 816 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 719 states and 928 transitions. [2021-11-13 23:15:45,980 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 928 transitions. [2021-11-13 23:15:45,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 23:15:45,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:45,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:46,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 256 proven. 815 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:46,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:46,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 721 states and 929 transitions. [2021-11-13 23:15:46,337 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 929 transitions. [2021-11-13 23:15:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 23:15:46,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:46,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 256 proven. 816 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:46,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 723 states and 930 transitions. [2021-11-13 23:15:46,665 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 930 transitions. [2021-11-13 23:15:46,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 23:15:46,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:46,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1139 backedges. 753 proven. 386 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:55,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 737 states and 955 transitions. [2021-11-13 23:15:55,655 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 955 transitions. [2021-11-13 23:15:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 23:15:55,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:55,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:05,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1174 backedges. 289 proven. 885 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:19,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 749 states and 975 transitions. [2021-11-13 23:16:19,771 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 975 transitions. [2021-11-13 23:16:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 23:16:19,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:19,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:19,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 783 proven. 388 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:19,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:19,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 751 states and 976 transitions. [2021-11-13 23:16:19,973 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 976 transitions. [2021-11-13 23:16:19,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 23:16:19,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:19,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:20,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1174 backedges. 784 proven. 388 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:20,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:20,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 753 states and 977 transitions. [2021-11-13 23:16:20,172 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 977 transitions. [2021-11-13 23:16:20,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 23:16:20,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:20,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:20,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 753 proven. 418 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:20,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 755 states and 978 transitions. [2021-11-13 23:16:20,375 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 978 transitions. [2021-11-13 23:16:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 23:16:20,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:20,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:20,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1174 backedges. 754 proven. 418 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 757 states and 979 transitions. [2021-11-13 23:16:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 979 transitions. [2021-11-13 23:16:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 23:16:20,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:20,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1208 backedges. 289 proven. 917 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:20,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:20,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 759 states and 980 transitions. [2021-11-13 23:16:20,901 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 980 transitions. [2021-11-13 23:16:20,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 23:16:20,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:20,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 289 proven. 918 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 761 states and 981 transitions. [2021-11-13 23:16:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 981 transitions. [2021-11-13 23:16:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 23:16:21,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:21,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1208 backedges. 289 proven. 917 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:21,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:21,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 763 states and 982 transitions. [2021-11-13 23:16:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 982 transitions. [2021-11-13 23:16:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 23:16:21,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:21,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 289 proven. 918 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:22,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:22,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 765 states and 983 transitions. [2021-11-13 23:16:22,269 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 983 transitions. [2021-11-13 23:16:22,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-13 23:16:22,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:22,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:23,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 851 proven. 427 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:31,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 779 states and 1008 transitions. [2021-11-13 23:16:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1008 transitions. [2021-11-13 23:16:31,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-13 23:16:31,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:31,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 324 proven. 991 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:58,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 791 states and 1028 transitions. [2021-11-13 23:16:58,952 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1028 transitions. [2021-11-13 23:16:58,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 23:16:58,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:58,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:59,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 883 proven. 429 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:59,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:59,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 793 states and 1029 transitions. [2021-11-13 23:16:59,185 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1029 transitions. [2021-11-13 23:16:59,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 23:16:59,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:59,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:59,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 884 proven. 429 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 795 states and 1030 transitions. [2021-11-13 23:16:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1030 transitions. [2021-11-13 23:16:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 23:16:59,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:59,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 851 proven. 461 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:59,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 797 states and 1031 transitions. [2021-11-13 23:16:59,644 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1031 transitions. [2021-11-13 23:16:59,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 23:16:59,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:59,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:59,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 852 proven. 461 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 799 states and 1032 transitions. [2021-11-13 23:16:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1032 transitions. [2021-11-13 23:16:59,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 23:16:59,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:59,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1351 backedges. 324 proven. 1025 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:00,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 801 states and 1033 transitions. [2021-11-13 23:17:00,330 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1033 transitions. [2021-11-13 23:17:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 23:17:00,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:00,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 324 proven. 1026 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 803 states and 1034 transitions. [2021-11-13 23:17:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1034 transitions. [2021-11-13 23:17:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 23:17:00,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:00,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1351 backedges. 324 proven. 1025 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 805 states and 1035 transitions. [2021-11-13 23:17:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1035 transitions. [2021-11-13 23:17:01,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 23:17:01,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:01,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 324 proven. 1026 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:01,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 807 states and 1036 transitions. [2021-11-13 23:17:01,384 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1036 transitions. [2021-11-13 23:17:01,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-13 23:17:01,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:01,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1425 backedges. 955 proven. 470 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:11,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 821 states and 1061 transitions. [2021-11-13 23:17:11,468 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1061 transitions. [2021-11-13 23:17:11,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 23:17:11,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:11,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:23,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 361 proven. 1103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 833 states and 1081 transitions. [2021-11-13 23:17:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1081 transitions. [2021-11-13 23:17:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-13 23:17:41,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:41,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 989 proven. 472 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:42,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:42,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 835 states and 1082 transitions. [2021-11-13 23:17:42,060 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1082 transitions. [2021-11-13 23:17:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-13 23:17:42,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:42,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 990 proven. 472 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:42,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:42,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 837 states and 1083 transitions. [2021-11-13 23:17:42,340 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1083 transitions. [2021-11-13 23:17:42,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-13 23:17:42,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:42,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 955 proven. 506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:42,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:42,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 839 states and 1084 transitions. [2021-11-13 23:17:42,647 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1084 transitions. [2021-11-13 23:17:42,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-13 23:17:42,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:42,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:42,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 956 proven. 506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:43,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:43,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 841 states and 1085 transitions. [2021-11-13 23:17:43,055 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1085 transitions. [2021-11-13 23:17:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 23:17:43,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:43,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1502 backedges. 361 proven. 1139 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:43,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 843 states and 1086 transitions. [2021-11-13 23:17:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1086 transitions. [2021-11-13 23:17:43,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 23:17:43,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:43,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:43,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 361 proven. 1140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 845 states and 1087 transitions. [2021-11-13 23:17:43,789 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1087 transitions. [2021-11-13 23:17:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 23:17:43,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:43,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1502 backedges. 361 proven. 1139 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:44,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:44,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 847 states and 1088 transitions. [2021-11-13 23:17:44,152 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1088 transitions. [2021-11-13 23:17:44,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 23:17:44,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:44,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 361 proven. 1140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:44,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:44,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 849 states and 1089 transitions. [2021-11-13 23:17:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1089 transitions. [2021-11-13 23:17:44,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 23:17:44,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:44,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:46,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 1065 proven. 515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:55,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 863 states and 1114 transitions. [2021-11-13 23:17:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1114 transitions. [2021-11-13 23:17:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 23:17:55,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:55,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1621 backedges. 400 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:18:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 875 states and 1134 transitions. [2021-11-13 23:18:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1134 transitions. [2021-11-13 23:18:28,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 23:18:28,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:28,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 1101 proven. 517 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:29,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:29,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 877 states and 1135 transitions. [2021-11-13 23:18:29,118 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1135 transitions. [2021-11-13 23:18:29,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 23:18:29,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:29,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1621 backedges. 1102 proven. 517 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:29,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 879 states and 1136 transitions. [2021-11-13 23:18:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1136 transitions. [2021-11-13 23:18:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 23:18:29,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:29,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 1065 proven. 553 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:29,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 881 states and 1137 transitions. [2021-11-13 23:18:29,654 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1137 transitions. [2021-11-13 23:18:29,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-13 23:18:29,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:29,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1621 backedges. 1066 proven. 553 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:29,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 883 states and 1138 transitions. [2021-11-13 23:18:29,917 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1138 transitions. [2021-11-13 23:18:29,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 23:18:29,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:29,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:30,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 400 proven. 1259 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 885 states and 1139 transitions. [2021-11-13 23:18:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1139 transitions. [2021-11-13 23:18:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 23:18:30,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:30,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 400 proven. 1260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 887 states and 1140 transitions. [2021-11-13 23:18:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1140 transitions. [2021-11-13 23:18:31,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 23:18:31,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:31,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:31,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 400 proven. 1259 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:31,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:31,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 889 states and 1141 transitions. [2021-11-13 23:18:31,447 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1141 transitions. [2021-11-13 23:18:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 23:18:31,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:31,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:31,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 400 proven. 1260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 891 states and 1142 transitions. [2021-11-13 23:18:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1142 transitions. [2021-11-13 23:18:31,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-13 23:18:31,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:31,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1743 backedges. 1181 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:18:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:43,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 905 states and 1167 transitions. [2021-11-13 23:18:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1167 transitions. [2021-11-13 23:18:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-13 23:18:43,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:43,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:58,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1786 backedges. 441 proven. 1345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:20,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 917 states and 1187 transitions. [2021-11-13 23:19:20,699 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1187 transitions. [2021-11-13 23:19:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-13 23:19:20,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:20,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 1219 proven. 564 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 919 states and 1188 transitions. [2021-11-13 23:19:21,070 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1188 transitions. [2021-11-13 23:19:21,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-13 23:19:21,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1786 backedges. 1220 proven. 564 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:21,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 921 states and 1189 transitions. [2021-11-13 23:19:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1189 transitions. [2021-11-13 23:19:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-13 23:19:21,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 1181 proven. 602 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:21,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 923 states and 1190 transitions. [2021-11-13 23:19:21,565 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1190 transitions. [2021-11-13 23:19:21,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-13 23:19:21,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1786 backedges. 1182 proven. 602 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 925 states and 1191 transitions. [2021-11-13 23:19:21,805 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1191 transitions. [2021-11-13 23:19:21,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-13 23:19:21,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:22,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1828 backedges. 441 proven. 1385 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:22,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:22,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 927 states and 1192 transitions. [2021-11-13 23:19:22,202 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1192 transitions. [2021-11-13 23:19:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-13 23:19:22,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:22,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:22,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 441 proven. 1386 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:22,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 929 states and 1193 transitions. [2021-11-13 23:19:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1193 transitions. [2021-11-13 23:19:22,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-13 23:19:22,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:22,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:23,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1828 backedges. 441 proven. 1385 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 931 states and 1194 transitions. [2021-11-13 23:19:23,353 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1194 transitions. [2021-11-13 23:19:23,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-13 23:19:23,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:23,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 441 proven. 1386 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:23,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 933 states and 1195 transitions. [2021-11-13 23:19:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1195 transitions. [2021-11-13 23:19:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-13 23:19:23,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:23,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:25,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1914 backedges. 1303 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:36,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:36,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 947 states and 1220 transitions. [2021-11-13 23:19:36,020 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1220 transitions. [2021-11-13 23:19:36,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-13 23:19:36,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:36,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:53,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1959 backedges. 484 proven. 1475 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:16,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:16,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 959 states and 1240 transitions. [2021-11-13 23:20:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1240 transitions. [2021-11-13 23:20:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-13 23:20:16,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:16,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:16,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 1343 proven. 613 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:16,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 961 states and 1241 transitions. [2021-11-13 23:20:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1241 transitions. [2021-11-13 23:20:16,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-13 23:20:16,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:16,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:16,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1959 backedges. 1344 proven. 613 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:17,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 963 states and 1242 transitions. [2021-11-13 23:20:17,028 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1242 transitions. [2021-11-13 23:20:17,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-13 23:20:17,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 1303 proven. 653 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 965 states and 1243 transitions. [2021-11-13 23:20:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1243 transitions. [2021-11-13 23:20:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-13 23:20:17,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1959 backedges. 1304 proven. 653 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 967 states and 1244 transitions. [2021-11-13 23:20:17,576 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1244 transitions. [2021-11-13 23:20:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-13 23:20:17,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 484 proven. 1517 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:17,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 969 states and 1245 transitions. [2021-11-13 23:20:17,992 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1245 transitions. [2021-11-13 23:20:17,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-13 23:20:17,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:18,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 484 proven. 1518 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:18,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:18,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 971 states and 1246 transitions. [2021-11-13 23:20:18,414 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1246 transitions. [2021-11-13 23:20:18,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-13 23:20:18,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:18,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 484 proven. 1517 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 973 states and 1247 transitions. [2021-11-13 23:20:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1247 transitions. [2021-11-13 23:20:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-13 23:20:18,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:18,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:19,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 484 proven. 1518 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:19,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 975 states and 1248 transitions. [2021-11-13 23:20:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1248 transitions. [2021-11-13 23:20:19,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-13 23:20:19,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:19,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:21,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 1431 proven. 662 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:32,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:32,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 989 states and 1273 transitions. [2021-11-13 23:20:32,319 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1273 transitions. [2021-11-13 23:20:32,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-13 23:20:32,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:32,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2140 backedges. 529 proven. 1611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:17,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1001 states and 1293 transitions. [2021-11-13 23:21:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1293 transitions. [2021-11-13 23:21:17,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-13 23:21:17,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:17,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:17,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2139 backedges. 1473 proven. 664 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1003 states and 1294 transitions. [2021-11-13 23:21:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1294 transitions. [2021-11-13 23:21:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-13 23:21:17,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:17,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2140 backedges. 1474 proven. 664 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1005 states and 1295 transitions. [2021-11-13 23:21:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1295 transitions. [2021-11-13 23:21:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-13 23:21:18,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:18,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:18,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2139 backedges. 1431 proven. 706 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:18,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:18,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1007 states and 1296 transitions. [2021-11-13 23:21:18,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1296 transitions. [2021-11-13 23:21:18,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-13 23:21:18,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:18,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2140 backedges. 1432 proven. 706 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:18,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:18,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1009 states and 1297 transitions. [2021-11-13 23:21:18,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1297 transitions. [2021-11-13 23:21:18,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-13 23:21:18,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:18,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 529 proven. 1655 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1011 states and 1298 transitions. [2021-11-13 23:21:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1298 transitions. [2021-11-13 23:21:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-13 23:21:19,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:19,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2187 backedges. 529 proven. 1656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:19,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:19,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1013 states and 1299 transitions. [2021-11-13 23:21:19,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1299 transitions. [2021-11-13 23:21:19,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-13 23:21:19,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:19,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:19,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2186 backedges. 529 proven. 1655 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:20,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:20,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1015 states and 1300 transitions. [2021-11-13 23:21:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1300 transitions. [2021-11-13 23:21:20,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-13 23:21:20,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:20,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:20,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2187 backedges. 529 proven. 1656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:21:20,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:20,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1017 states and 1301 transitions. [2021-11-13 23:21:20,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1301 transitions. [2021-11-13 23:21:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-13 23:21:20,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:20,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2280 backedges. 1565 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:34,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1031 states and 1326 transitions. [2021-11-13 23:21:34,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1326 transitions. [2021-11-13 23:21:34,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-13 23:21:34,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2329 backedges. 576 proven. 1753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:23,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1043 states and 1346 transitions. [2021-11-13 23:22:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1346 transitions. [2021-11-13 23:22:23,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 23:22:23,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 1609 proven. 717 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1045 states and 1347 transitions. [2021-11-13 23:22:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1347 transitions. [2021-11-13 23:22:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 23:22:23,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2329 backedges. 1610 proven. 717 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:24,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1047 states and 1348 transitions. [2021-11-13 23:22:24,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1348 transitions. [2021-11-13 23:22:24,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 23:22:24,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 1565 proven. 761 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:24,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1049 states and 1349 transitions. [2021-11-13 23:22:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1349 transitions. [2021-11-13 23:22:24,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 23:22:24,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2329 backedges. 1566 proven. 761 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1051 states and 1350 transitions. [2021-11-13 23:22:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1350 transitions. [2021-11-13 23:22:24,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-13 23:22:24,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2377 backedges. 576 proven. 1799 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:25,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1053 states and 1351 transitions. [2021-11-13 23:22:25,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1351 transitions. [2021-11-13 23:22:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-13 23:22:25,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:25,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2378 backedges. 576 proven. 1800 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1055 states and 1352 transitions. [2021-11-13 23:22:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1352 transitions. [2021-11-13 23:22:25,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-13 23:22:25,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:25,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2377 backedges. 576 proven. 1799 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1057 states and 1353 transitions. [2021-11-13 23:22:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1353 transitions. [2021-11-13 23:22:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-13 23:22:26,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2378 backedges. 576 proven. 1800 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:26,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1059 states and 1354 transitions. [2021-11-13 23:22:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1354 transitions. [2021-11-13 23:22:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-13 23:22:26,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2475 backedges. 1705 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.