./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.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_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/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_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/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_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/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 1489855b7530896bdd176b2b4b6c40b97d8289986908954c704880efe20dffb0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:36:44,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:36:44,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:36:44,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:36:44,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:36:44,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:36:44,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:36:44,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:36:44,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:36:44,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:36:44,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:36:44,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:36:44,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:36:44,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:36:44,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:36:44,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:36:44,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:36:44,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:36:44,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:36:44,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:36:44,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:36:44,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:36:44,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:36:44,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:36:44,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:36:44,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:36:44,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:36:44,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:36:44,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:36:44,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:36:44,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:36:44,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:36:44,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:36:44,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:36:44,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:36:44,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:36:44,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:36:44,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:36:44,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:36:44,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:36:44,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:36:44,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-13 22:36:44,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:36:44,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:36:44,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:36:44,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:36:44,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:36:44,463 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:36:44,463 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:36:44,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:36:44,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:36:44,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:36:44,464 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 22:36:44,464 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 22:36:44,465 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 22:36:44,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:36:44,465 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:36:44,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:36:44,466 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:36:44,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:36:44,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:36:44,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:36:44,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:36:44,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:36:44,467 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:36:44,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:36:44,468 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_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1489855b7530896bdd176b2b4b6c40b97d8289986908954c704880efe20dffb0 [2021-11-13 22:36:44,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:36:44,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:36:44,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:36:44,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:36:44,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:36:44,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.i [2021-11-13 22:36:44,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/data/20f93a49f/b5fa596239714cc189561de35ac98e75/FLAGa48d38e39 [2021-11-13 22:36:45,506 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:36:45,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/sv-benchmarks/c/memsafety-ext2/complex_data_creation_test02-1.i [2021-11-13 22:36:45,518 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/data/20f93a49f/b5fa596239714cc189561de35ac98e75/FLAGa48d38e39 [2021-11-13 22:36:45,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/data/20f93a49f/b5fa596239714cc189561de35ac98e75 [2021-11-13 22:36:45,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:36:45,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:36:45,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:36:45,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:36:45,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:36:45,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:45" (1/1) ... [2021-11-13 22:36:45,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d2517c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:45, skipping insertion in model container [2021-11-13 22:36:45,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:45" (1/1) ... [2021-11-13 22:36:45,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:36:45,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:36:46,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:36:46,385 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:36:46,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:36:46,506 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:36:46,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46 WrapperNode [2021-11-13 22:36:46,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:36:46,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:36:46,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:36:46,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:36:46,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:36:46,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:36:46,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:36:46,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:36:46,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:36:46,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:36:46,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:36:46,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:36:46,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:46" (1/1) ... [2021-11-13 22:36:46,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:36:46,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:36:46,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:36:46,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4dbb0c8-2b97-4951-8c82-c1d5962dcc1e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:36:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:36:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:36:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 22:36:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 22:36:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:36:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 22:36:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:36:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 22:36:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:36:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:36:46,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:36:47,827 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:36:47,827 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-13 22:36:47,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:47 BoogieIcfgContainer [2021-11-13 22:36:47,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:36:47,831 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:36:47,832 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:36:47,842 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:36:47,842 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:47" (1/1) ... [2021-11-13 22:36:47,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:36:47,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 236 states and 259 transitions. [2021-11-13 22:36:47,917 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 259 transitions. [2021-11-13 22:36:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 22:36:47,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:47,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:48,132 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 22:36:48,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 238 states and 262 transitions. [2021-11-13 22:36:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 262 transitions. [2021-11-13 22:36:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 22:36:48,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:48,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:48,323 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 22:36:48,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:48,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 240 states and 265 transitions. [2021-11-13 22:36:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 265 transitions. [2021-11-13 22:36:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 22:36:48,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:48,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:48,566 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 22:36:48,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:48,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 241 states and 267 transitions. [2021-11-13 22:36:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 267 transitions. [2021-11-13 22:36:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 22:36:48,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:48,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:48,751 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 22:36:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 242 states and 269 transitions. [2021-11-13 22:36:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 269 transitions. [2021-11-13 22:36:49,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 22:36:49,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:49,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:49,133 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 22:36:49,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 244 states and 274 transitions. [2021-11-13 22:36:49,360 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 274 transitions. [2021-11-13 22:36:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 22:36:49,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:49,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:49,385 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 22:36:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 245 states and 275 transitions. [2021-11-13 22:36:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 275 transitions. [2021-11-13 22:36:49,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 22:36:49,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:49,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:49,720 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 22:36:49,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 247 states and 279 transitions. [2021-11-13 22:36:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 279 transitions. [2021-11-13 22:36:49,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 22:36:49,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:49,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:49,976 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 22:36:50,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:50,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 250 states and 285 transitions. [2021-11-13 22:36:50,349 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 285 transitions. [2021-11-13 22:36:50,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 22:36:50,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:50,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:50,408 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 22:36:50,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:50,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 247 states and 281 transitions. [2021-11-13 22:36:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 281 transitions. [2021-11-13 22:36:50,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 22:36:50,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:50,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:50,736 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 22:36:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 252 states and 289 transitions. [2021-11-13 22:36:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 289 transitions. [2021-11-13 22:36:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 22:36:52,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:52,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:52,073 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 22:36:52,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:52,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 249 states and 285 transitions. [2021-11-13 22:36:52,088 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 285 transitions. [2021-11-13 22:36:52,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 22:36:52,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:52,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:52,150 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 22:36:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 248 states and 284 transitions. [2021-11-13 22:36:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 284 transitions. [2021-11-13 22:36:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 22:36:52,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:52,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:52,289 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 22:36:52,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 247 states and 283 transitions. [2021-11-13 22:36:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 283 transitions. [2021-11-13 22:36:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 22:36:52,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:52,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:52,629 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 22:36:52,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:52,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 248 states and 285 transitions. [2021-11-13 22:36:52,683 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 285 transitions. [2021-11-13 22:36:52,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 22:36:52,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:52,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:52,706 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 22:36:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 250 states and 289 transitions. [2021-11-13 22:36:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 289 transitions. [2021-11-13 22:36:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 22:36:52,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:52,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:52,998 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 22:36:53,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:53,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 252 states and 293 transitions. [2021-11-13 22:36:53,511 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 293 transitions. [2021-11-13 22:36:53,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 22:36:53,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:53,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:53,713 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 22:36:54,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:54,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 255 states and 299 transitions. [2021-11-13 22:36:54,638 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 299 transitions. [2021-11-13 22:36:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 22:36:54,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:54,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:54,947 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 22:36:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:56,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 258 states and 304 transitions. [2021-11-13 22:36:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 304 transitions. [2021-11-13 22:36:56,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 22:36:56,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:56,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:56,527 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 22:36:57,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:57,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 260 states and 307 transitions. [2021-11-13 22:36:57,072 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 307 transitions. [2021-11-13 22:36:57,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 22:36:57,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:57,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:57,106 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 22:36:57,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:57,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 263 states and 311 transitions. [2021-11-13 22:36:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 311 transitions. [2021-11-13 22:36:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 22:36:57,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:57,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:58,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:36:59,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:36:59,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 267 states and 318 transitions. [2021-11-13 22:36:59,297 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 318 transitions. [2021-11-13 22:36:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 22:36:59,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:36:59,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:36:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:36:59,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:37:02,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:02,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 270 states and 327 transitions. [2021-11-13 22:37:02,028 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 327 transitions. [2021-11-13 22:37:02,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:37:02,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:02,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:02,055 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 22:37:02,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 270 states and 326 transitions. [2021-11-13 22:37:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 326 transitions. [2021-11-13 22:37:02,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:37:02,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:02,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:02,384 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 22:37:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 271 states and 326 transitions. [2021-11-13 22:37:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 326 transitions. [2021-11-13 22:37:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:37:02,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:02,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:03,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:37:04,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 274 states and 331 transitions. [2021-11-13 22:37:04,534 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 331 transitions. [2021-11-13 22:37:04,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:37:04,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:04,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:05,241 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:37:07,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 277 states and 340 transitions. [2021-11-13 22:37:07,619 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 340 transitions. [2021-11-13 22:37:07,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:37:07,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:07,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:07,655 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 22:37:08,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 278 states and 341 transitions. [2021-11-13 22:37:08,112 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 341 transitions. [2021-11-13 22:37:08,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:37:08,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:08,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:08,154 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 22:37:08,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:08,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 278 states and 340 transitions. [2021-11-13 22:37:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 340 transitions. [2021-11-13 22:37:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:37:08,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:08,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:37:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 279 states and 341 transitions. [2021-11-13 22:37:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 341 transitions. [2021-11-13 22:37:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:37:09,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:09,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:37:10,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 249 states and 285 transitions. [2021-11-13 22:37:10,155 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 285 transitions. [2021-11-13 22:37:10,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:37:10,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:10,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:10,181 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 22:37:10,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:10,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 249 states and 284 transitions. [2021-11-13 22:37:10,189 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 284 transitions. [2021-11-13 22:37:10,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:37:10,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:10,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:10,219 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 22:37:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 248 states and 283 transitions. [2021-11-13 22:37:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 283 transitions. [2021-11-13 22:37:10,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:37:10,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:10,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:10,277 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 22:37:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 251 states and 288 transitions. [2021-11-13 22:37:10,341 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 288 transitions. [2021-11-13 22:37:10,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:37:10,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:10,371 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 22:37:10,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 250 states and 287 transitions. [2021-11-13 22:37:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 287 transitions. [2021-11-13 22:37:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:37:10,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:10,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:10,420 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 22:37:10,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:10,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 253 states and 291 transitions. [2021-11-13 22:37:10,443 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 291 transitions. [2021-11-13 22:37:10,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:37:10,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:10,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:10,635 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 22:37:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:14,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 260 states and 306 transitions. [2021-11-13 22:37:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 306 transitions. [2021-11-13 22:37:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:37:14,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:14,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:14,777 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 22:37:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 260 states and 305 transitions. [2021-11-13 22:37:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 305 transitions. [2021-11-13 22:37:15,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:37:15,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:15,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:15,181 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 22:37:15,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:15,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 261 states and 307 transitions. [2021-11-13 22:37:15,713 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 307 transitions. [2021-11-13 22:37:15,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:37:15,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:15,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:15,766 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 22:37:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 260 states and 305 transitions. [2021-11-13 22:37:16,303 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 305 transitions. [2021-11-13 22:37:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:37:16,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:16,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:16,353 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 22:37:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:16,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 261 states and 307 transitions. [2021-11-13 22:37:16,369 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 307 transitions. [2021-11-13 22:37:16,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:37:16,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:16,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:16,575 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 22:37:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:17,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 263 states and 309 transitions. [2021-11-13 22:37:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 309 transitions. [2021-11-13 22:37:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:37:17,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:17,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:17,201 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 22:37:17,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 262 states and 308 transitions. [2021-11-13 22:37:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 308 transitions. [2021-11-13 22:37:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:37:17,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:17,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:17,284 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 22:37:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:17,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 263 states and 309 transitions. [2021-11-13 22:37:17,311 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 309 transitions. [2021-11-13 22:37:17,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:37:17,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:17,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:17,488 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 22:37:19,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:19,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 268 states and 318 transitions. [2021-11-13 22:37:19,581 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 318 transitions. [2021-11-13 22:37:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:37:19,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:19,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:19,613 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 22:37:19,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:19,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 269 states and 320 transitions. [2021-11-13 22:37:19,640 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 320 transitions. [2021-11-13 22:37:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:37:19,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:19,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:19,680 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 22:37:20,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:20,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 271 states and 320 transitions. [2021-11-13 22:37:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 320 transitions. [2021-11-13 22:37:20,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:37:20,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:20,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:20,144 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 22:37:20,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 270 states and 319 transitions. [2021-11-13 22:37:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 319 transitions. [2021-11-13 22:37:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:37:20,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:20,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:20,198 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 22:37:20,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:20,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 271 states and 319 transitions. [2021-11-13 22:37:20,233 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 319 transitions. [2021-11-13 22:37:20,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:37:20,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:20,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:20,451 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 22:37:20,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:20,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 270 states and 317 transitions. [2021-11-13 22:37:20,630 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 317 transitions. [2021-11-13 22:37:20,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:37:20,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:20,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:20,839 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 22:37:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:21,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 269 states and 316 transitions. [2021-11-13 22:37:21,518 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 316 transitions. [2021-11-13 22:37:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:37:21,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:21,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:21,682 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 22:37:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 268 states and 315 transitions. [2021-11-13 22:37:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 315 transitions. [2021-11-13 22:37:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:37:22,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:22,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:23,042 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 22:37:24,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 272 states and 323 transitions. [2021-11-13 22:37:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 323 transitions. [2021-11-13 22:37:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:37:24,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:24,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:24,925 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 22:37:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:32,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 298 states and 362 transitions. [2021-11-13 22:37:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 362 transitions. [2021-11-13 22:37:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:37:32,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:32,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:33,189 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 22:37:44,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:44,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 326 states and 407 transitions. [2021-11-13 22:37:44,539 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 407 transitions. [2021-11-13 22:37:44,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:37:44,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:44,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:44,567 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 22:37:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:45,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 327 states and 409 transitions. [2021-11-13 22:37:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 409 transitions. [2021-11-13 22:37:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:37:45,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:45,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:45,379 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 22:37:46,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:46,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 328 states and 409 transitions. [2021-11-13 22:37:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 409 transitions. [2021-11-13 22:37:46,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:37:46,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:46,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:46,115 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 22:37:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:46,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 329 states and 409 transitions. [2021-11-13 22:37:46,792 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 409 transitions. [2021-11-13 22:37:46,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:37:46,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:46,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:47,406 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 22:37:49,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:49,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 330 states and 411 transitions. [2021-11-13 22:37:49,514 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 411 transitions. [2021-11-13 22:37:49,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:37:49,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:49,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:37:49,918 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 22:38:03,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:38:03,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 355 states and 452 transitions. [2021-11-13 22:38:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 452 transitions. [2021-11-13 22:38:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:38:03,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:38:03,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:38:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:38:04,335 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 22:38:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:38:24,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 387 states and 505 transitions. [2021-11-13 22:38:24,675 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 505 transitions. [2021-11-13 22:38:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:38:24,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:38:24,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:38:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:38:24,700 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 22:38:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:38:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-13 22:38:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-13 22:38:25,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:38:25,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:38:25,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:38:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:38:25,576 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 22:38:26,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:38:26,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 389 states and 507 transitions. [2021-11-13 22:38:26,470 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 507 transitions. [2021-11-13 22:38:26,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:38:26,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:38:26,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:38:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:38:26,529 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 22:38:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:38:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 390 states and 507 transitions. [2021-11-13 22:38:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 507 transitions. [2021-11-13 22:38:27,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:38:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:38:27,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:38:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:38:27,925 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 22:38:29,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:38:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 392 states and 511 transitions. [2021-11-13 22:38:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 511 transitions. [2021-11-13 22:38:29,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:38:29,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:38:29,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:38:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:38:30,168 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 22:38:52,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:38:52,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 423 states and 562 transitions. [2021-11-13 22:38:52,276 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 562 transitions. [2021-11-13 22:38:52,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:38:52,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:38:52,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:38:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:38:53,469 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 22:39:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 454 states and 615 transitions. [2021-11-13 22:39:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 615 transitions. [2021-11-13 22:39:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:39:20,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:20,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:20,948 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 22:39:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 453 states and 614 transitions. [2021-11-13 22:39:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 614 transitions. [2021-11-13 22:39:20,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:39:20,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:20,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:20,994 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 22:39:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 454 states and 614 transitions. [2021-11-13 22:39:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 614 transitions. [2021-11-13 22:39:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:39:22,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:22,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:22,400 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 22:39:23,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 455 states and 614 transitions. [2021-11-13 22:39:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 614 transitions. [2021-11-13 22:39:23,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:39:23,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:23,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:23,665 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 22:39:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:26,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 459 states and 620 transitions. [2021-11-13 22:39:26,843 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 620 transitions. [2021-11-13 22:39:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:39:26,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:26,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:27,188 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 22:39:31,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 464 states and 629 transitions. [2021-11-13 22:39:31,511 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 629 transitions. [2021-11-13 22:39:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:39:31,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:31,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:31,557 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 22:39:34,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:34,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 469 states and 635 transitions. [2021-11-13 22:39:34,765 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 635 transitions. [2021-11-13 22:39:34,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:39:34,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:34,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:36,366 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 22:39:40,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 471 states and 640 transitions. [2021-11-13 22:39:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 640 transitions. [2021-11-13 22:39:40,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:39:40,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:40,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:42,220 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 22:39:48,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 474 states and 648 transitions. [2021-11-13 22:39:48,247 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 648 transitions. [2021-11-13 22:39:48,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:39:48,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:48,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:48,271 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 22:39:48,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:48,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 473 states and 647 transitions. [2021-11-13 22:39:48,291 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 647 transitions. [2021-11-13 22:39:48,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:39:48,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:48,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:48,343 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 22:39:48,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 474 states and 648 transitions. [2021-11-13 22:39:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 648 transitions. [2021-11-13 22:39:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:39:48,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:48,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:48,920 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 22:39:56,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:39:56,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 480 states and 660 transitions. [2021-11-13 22:39:56,218 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 660 transitions. [2021-11-13 22:39:56,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:39:56,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:39:56,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:39:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:39:56,265 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 22:40:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 485 states and 666 transitions. [2021-11-13 22:40:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 666 transitions. [2021-11-13 22:40:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:40:00,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:00,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:00,263 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:40:00,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:00,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 487 states and 667 transitions. [2021-11-13 22:40:00,374 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 667 transitions. [2021-11-13 22:40:00,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:40:00,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:00,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:00,403 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 22:40:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:00,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 488 states and 669 transitions. [2021-11-13 22:40:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 669 transitions. [2021-11-13 22:40:00,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:40:00,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:00,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:00,475 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 22:40:03,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:03,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 492 states and 675 transitions. [2021-11-13 22:40:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 675 transitions. [2021-11-13 22:40:03,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:40:03,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:03,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:03,211 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 22:40:16,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:16,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 505 states and 702 transitions. [2021-11-13 22:40:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 702 transitions. [2021-11-13 22:40:16,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:40:16,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:16,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:16,648 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 22:40:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 506 states and 703 transitions. [2021-11-13 22:40:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 703 transitions. [2021-11-13 22:40:16,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:40:16,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:16,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:16,735 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 22:40:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 510 states and 708 transitions. [2021-11-13 22:40:20,551 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 708 transitions. [2021-11-13 22:40:20,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:40:20,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:20,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:20,581 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 22:40:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 511 states and 709 transitions. [2021-11-13 22:40:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 709 transitions. [2021-11-13 22:40:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:40:20,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:20,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:20,649 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:40:21,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 481 states and 662 transitions. [2021-11-13 22:40:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 662 transitions. [2021-11-13 22:40:21,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:40:21,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:21,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:21,368 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 22:40:22,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:22,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 483 states and 666 transitions. [2021-11-13 22:40:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 666 transitions. [2021-11-13 22:40:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:40:22,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:22,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:23,217 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 22:40:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:25,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 486 states and 671 transitions. [2021-11-13 22:40:25,049 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 671 transitions. [2021-11-13 22:40:25,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:40:25,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:25,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:25,073 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 22:40:25,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:25,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 485 states and 670 transitions. [2021-11-13 22:40:25,113 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 670 transitions. [2021-11-13 22:40:25,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:40:25,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:25,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:25,141 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 22:40:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:40:25,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 456 states and 621 transitions. [2021-11-13 22:40:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 621 transitions. [2021-11-13 22:40:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:40:25,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:40:25,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:40:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:40:28,912 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 22:41:01,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:41:01,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 486 states and 670 transitions. [2021-11-13 22:41:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 670 transitions. [2021-11-13 22:41:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:41:01,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:41:01,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:41:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:41:02,686 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 22:41:08,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:41:08,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 489 states and 675 transitions. [2021-11-13 22:41:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 675 transitions. [2021-11-13 22:41:08,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:41:08,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:41:08,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:41:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:41:09,003 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 22:41:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:41:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 490 states and 675 transitions. [2021-11-13 22:41:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 675 transitions. [2021-11-13 22:41:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:41:10,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:41:10,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:41:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:41:10,583 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 22:41:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:41:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 493 states and 678 transitions. [2021-11-13 22:41:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 678 transitions. [2021-11-13 22:41:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:41:10,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:41:10,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:41:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:41:11,030 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 22:41:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:41:11,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 496 states and 684 transitions. [2021-11-13 22:41:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 684 transitions. [2021-11-13 22:41:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:41:11,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:41:11,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:41:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:41:17,016 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 22:42:06,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:42:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 532 states and 741 transitions. [2021-11-13 22:42:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 741 transitions. [2021-11-13 22:42:06,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:42:06,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:42:06,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:42:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:42:12,800 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 22:42:42,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:42:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 545 states and 765 transitions. [2021-11-13 22:42:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 765 transitions. [2021-11-13 22:42:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:42:42,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:42:42,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:42:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:42:47,283 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:43:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 572 states and 807 transitions. [2021-11-13 22:43:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 807 transitions. [2021-11-13 22:43:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:43:42,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:42,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:44,946 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 22:43:54,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:54,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 575 states and 813 transitions. [2021-11-13 22:43:54,070 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 813 transitions. [2021-11-13 22:43:54,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:43:54,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:54,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:54,100 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 22:43:59,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:43:59,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 578 states and 818 transitions. [2021-11-13 22:43:59,573 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 818 transitions. [2021-11-13 22:43:59,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:43:59,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:43:59,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:43:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:43:59,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:44:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 579 states and 818 transitions. [2021-11-13 22:44:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 818 transitions. [2021-11-13 22:44:02,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:02,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:02,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:02,287 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 22:44:11,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 583 states and 825 transitions. [2021-11-13 22:44:11,556 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 825 transitions. [2021-11-13 22:44:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:11,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:11,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:11,657 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 22:44:39,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:44:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 597 states and 852 transitions. [2021-11-13 22:44:39,629 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 852 transitions. [2021-11-13 22:44:39,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:44:39,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:44:39,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:44:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:44:39,704 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 22:45:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 608 states and 872 transitions. [2021-11-13 22:45:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 872 transitions. [2021-11-13 22:45:06,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:45:06,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:06,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:06,691 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 22:45:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:09,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 609 states and 873 transitions. [2021-11-13 22:45:09,236 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 873 transitions. [2021-11-13 22:45:09,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:45:09,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:09,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:45:09,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 611 states and 876 transitions. [2021-11-13 22:45:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 876 transitions. [2021-11-13 22:45:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:45:09,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:09,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:45:09,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:09,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 613 states and 878 transitions. [2021-11-13 22:45:09,499 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 878 transitions. [2021-11-13 22:45:09,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:45:09,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:09,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:09,586 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:45:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:11,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 615 states and 881 transitions. [2021-11-13 22:45:11,748 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 881 transitions. [2021-11-13 22:45:11,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:45:11,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:11,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:11,793 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:45:14,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:14,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 617 states and 883 transitions. [2021-11-13 22:45:14,139 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 883 transitions. [2021-11-13 22:45:14,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:45:14,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:14,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:14,165 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 22:45:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:18,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 618 states and 884 transitions. [2021-11-13 22:45:18,971 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 884 transitions. [2021-11-13 22:45:18,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:45:18,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:18,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:19,380 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 22:45:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 620 states and 886 transitions. [2021-11-13 22:45:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 886 transitions. [2021-11-13 22:45:24,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:45:24,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:24,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:25,766 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:45:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 628 states and 894 transitions. [2021-11-13 22:45:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 894 transitions. [2021-11-13 22:45:34,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:45:34,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:34,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:34,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:35,740 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:45:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 636 states and 911 transitions. [2021-11-13 22:45:45,103 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 911 transitions. [2021-11-13 22:45:45,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:45:45,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:45,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:45,171 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:45:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:45:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 640 states and 918 transitions. [2021-11-13 22:45:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 918 transitions. [2021-11-13 22:45:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:45:56,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:45:56,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:45:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:45:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:46:27,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:27,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 652 states and 941 transitions. [2021-11-13 22:46:27,706 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 941 transitions. [2021-11-13 22:46:27,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:46:27,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:27,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:46:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 653 states and 942 transitions. [2021-11-13 22:46:27,852 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 942 transitions. [2021-11-13 22:46:27,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:46:27,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:27,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:27,911 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:46:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 655 states and 945 transitions. [2021-11-13 22:46:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 945 transitions. [2021-11-13 22:46:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:46:28,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:28,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:46:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 657 states and 948 transitions. [2021-11-13 22:46:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 948 transitions. [2021-11-13 22:46:30,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:46:30,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:30,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:30,750 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:46:33,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 661 states and 952 transitions. [2021-11-13 22:46:33,681 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 952 transitions. [2021-11-13 22:46:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:46:33,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:33,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:33,724 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:46:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 662 states and 954 transitions. [2021-11-13 22:46:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 954 transitions. [2021-11-13 22:46:36,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:46:36,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:36,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:46:55,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:55,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 672 states and 990 transitions. [2021-11-13 22:46:55,870 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 990 transitions. [2021-11-13 22:46:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:46:55,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:55,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:46:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:46:59,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:46:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 674 states and 994 transitions. [2021-11-13 22:46:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 994 transitions. [2021-11-13 22:46:59,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:46:59,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:46:59,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:46:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:47:17,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:47:17,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 682 states and 1004 transitions. [2021-11-13 22:47:17,523 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1004 transitions. [2021-11-13 22:47:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:47:17,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:47:17,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:47:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:47:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 22:48:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 711 states and 1046 transitions. [2021-11-13 22:48:11,875 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1046 transitions. [2021-11-13 22:48:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:48:11,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:11,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:48:14,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:14,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 713 states and 1049 transitions. [2021-11-13 22:48:14,876 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1049 transitions. [2021-11-13 22:48:14,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:48:14,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:14,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:14,917 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:48:18,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:18,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 717 states and 1058 transitions. [2021-11-13 22:48:18,693 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1058 transitions. [2021-11-13 22:48:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:48:18,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:18,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:18,737 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:48:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:21,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 719 states and 1060 transitions. [2021-11-13 22:48:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1060 transitions. [2021-11-13 22:48:21,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:48:21,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:21,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:21,749 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 22:48:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:27,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 723 states and 1064 transitions. [2021-11-13 22:48:27,211 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1064 transitions. [2021-11-13 22:48:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:48:27,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:27,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:48:30,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 724 states and 1065 transitions. [2021-11-13 22:48:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1065 transitions. [2021-11-13 22:48:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:48:30,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:30,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 22:48:31,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 725 states and 1065 transitions. [2021-11-13 22:48:31,652 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1065 transitions. [2021-11-13 22:48:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:48:31,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:31,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:31,667 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 22:48:31,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:31,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 724 states and 1064 transitions. [2021-11-13 22:48:31,682 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1064 transitions. [2021-11-13 22:48:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:48:31,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:31,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:32,084 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 22:48:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:48:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 726 states and 1067 transitions. [2021-11-13 22:48:32,137 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1067 transitions. [2021-11-13 22:48:32,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:48:32,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:48:32,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:48:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:48:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.