./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_insert_equal.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_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/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_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/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_0504a171-0c90-45ff-8d79-a6d55a8370c6/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 43bf83586090da08f52ccb7b612d2451c8f1efe9c820d873134ac51350c022e3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:44:06,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:44:06,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:44:06,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:44:06,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:44:06,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:44:06,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:44:06,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:44:06,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:44:06,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:44:06,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:44:06,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:44:06,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:44:06,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:44:06,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:44:06,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:44:06,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:44:06,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:44:06,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:44:06,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:44:06,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:44:06,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:44:06,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:44:06,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:44:06,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:44:06,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:44:06,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:44:06,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:44:06,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:44:06,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:44:06,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:44:06,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:44:06,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:44:06,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:44:06,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:44:06,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:44:06,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:44:06,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:44:06,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:44:06,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:44:06,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:44:06,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-13 23:44:06,572 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:44:06,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:44:06,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:44:06,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:44:06,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:44:06,577 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:44:06,577 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:44:06,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:44:06,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:44:06,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:44:06,579 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 23:44:06,579 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 23:44:06,579 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 23:44:06,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:44:06,580 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:44:06,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:44:06,580 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:44:06,581 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:44:06,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:44:06,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:44:06,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:44:06,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:44:06,582 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:44:06,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:44:06,582 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_0504a171-0c90-45ff-8d79-a6d55a8370c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43bf83586090da08f52ccb7b612d2451c8f1efe9c820d873134ac51350c022e3 [2021-11-13 23:44:06,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:44:06,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:44:06,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:44:06,910 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:44:06,911 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:44:06,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/list-simple/sll2n_insert_equal.i [2021-11-13 23:44:07,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/data/812177d88/73f1622fd94c4363989ec9ed3e3ab3a7/FLAGf877b1f99 [2021-11-13 23:44:07,651 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:44:07,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/sv-benchmarks/c/list-simple/sll2n_insert_equal.i [2021-11-13 23:44:07,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/data/812177d88/73f1622fd94c4363989ec9ed3e3ab3a7/FLAGf877b1f99 [2021-11-13 23:44:07,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/data/812177d88/73f1622fd94c4363989ec9ed3e3ab3a7 [2021-11-13 23:44:07,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:44:07,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:44:07,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:44:07,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:44:07,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:44:07,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:44:07" (1/1) ... [2021-11-13 23:44:07,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf634f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:07, skipping insertion in model container [2021-11-13 23:44:07,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:44:07" (1/1) ... [2021-11-13 23:44:07,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:44:08,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:44:08,339 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/sv-benchmarks/c/list-simple/sll2n_insert_equal.i[24301,24314] [2021-11-13 23:44:08,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:44:08,350 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:44:08,403 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/sv-benchmarks/c/list-simple/sll2n_insert_equal.i[24301,24314] [2021-11-13 23:44:08,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:44:08,442 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:44:08,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08 WrapperNode [2021-11-13 23:44:08,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:44:08,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:44:08,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:44:08,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:44:08,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:44:08,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:44:08,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:44:08,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:44:08,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:44:08,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:44:08,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:44:08,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:44:08,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:44:08" (1/1) ... [2021-11-13 23:44:08,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:44:08,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:44:08,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:44:08,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0504a171-0c90-45ff-8d79-a6d55a8370c6/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:44:08,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:44:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:44:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:44:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:44:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:44:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:44:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:44:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 23:44:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:44:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:44:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:44:09,370 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:44:09,370 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 23:44:09,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:44:09 BoogieIcfgContainer [2021-11-13 23:44:09,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:44:09,374 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:44:09,374 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:44:09,382 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:44:09,382 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:44:09" (1/1) ... [2021-11-13 23:44:09,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:44:09,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:09,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2021-11-13 23:44:09,449 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2021-11-13 23:44:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:44:09,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:09,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 69 states and 78 transitions. [2021-11-13 23:44:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2021-11-13 23:44:09,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:44:09,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:09,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:09,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:09,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2021-11-13 23:44:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2021-11-13 23:44:09,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:44:09,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:09,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2021-11-13 23:44:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2021-11-13 23:44:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:44:10,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:10,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2021-11-13 23:44:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2021-11-13 23:44:10,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:44:10,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:10,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2021-11-13 23:44:10,342 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2021-11-13 23:44:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:44:10,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:10,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:10,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:10,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:10,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2021-11-13 23:44:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2021-11-13 23:44:10,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:44:10,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:10,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:10,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2021-11-13 23:44:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2021-11-13 23:44:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:44:10,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:10,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:11,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2021-11-13 23:44:11,172 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2021-11-13 23:44:11,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:44:11,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:11,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:11,212 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 67 states and 78 transitions. [2021-11-13 23:44:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2021-11-13 23:44:11,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:44:11,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:11,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:11,264 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:11,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 66 states and 77 transitions. [2021-11-13 23:44:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2021-11-13 23:44:11,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:44:11,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:11,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:11,363 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:11,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2021-11-13 23:44:11,376 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2021-11-13 23:44:11,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:44:11,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:11,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:11,422 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2021-11-13 23:44:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2021-11-13 23:44:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:44:11,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:11,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:13,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:13,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 79 states and 102 transitions. [2021-11-13 23:44:13,817 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2021-11-13 23:44:13,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:44:13,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:13,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:44:17,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:17,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 62 states and 73 transitions. [2021-11-13 23:44:17,213 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 73 transitions. [2021-11-13 23:44:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:44:17,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:17,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:17,963 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:44:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:20,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2021-11-13 23:44:20,040 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2021-11-13 23:44:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:44:20,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:20,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:20,921 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:24,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2021-11-13 23:44:24,188 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2021-11-13 23:44:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:44:24,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:24,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:24,236 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2021-11-13 23:44:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2021-11-13 23:44:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:44:24,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:24,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:24,853 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:25,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:25,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 101 transitions. [2021-11-13 23:44:25,787 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2021-11-13 23:44:25,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:44:25,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:25,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:25,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 74 states and 107 transitions. [2021-11-13 23:44:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions. [2021-11-13 23:44:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:44:27,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:27,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2021-11-13 23:44:33,491 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2021-11-13 23:44:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:44:33,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:33,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:36,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 81 states and 131 transitions. [2021-11-13 23:44:36,054 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 131 transitions. [2021-11-13 23:44:36,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:44:36,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:36,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:36,097 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 82 states and 132 transitions. [2021-11-13 23:44:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 132 transitions. [2021-11-13 23:44:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:44:36,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:36,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 83 states and 133 transitions. [2021-11-13 23:44:39,633 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2021-11-13 23:44:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:39,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:39,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:41,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:43,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2021-11-13 23:44:43,999 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2021-11-13 23:44:44,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:44,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:44,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:44,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:46,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:46,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 89 states and 159 transitions. [2021-11-13 23:44:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 159 transitions. [2021-11-13 23:44:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:46,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:46,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:47,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 90 states and 161 transitions. [2021-11-13 23:44:47,534 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 161 transitions. [2021-11-13 23:44:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:47,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:47,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:48,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 162 transitions. [2021-11-13 23:44:48,110 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 162 transitions. [2021-11-13 23:44:48,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:48,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:48,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:48,142 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:48,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 92 states and 163 transitions. [2021-11-13 23:44:48,809 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 163 transitions. [2021-11-13 23:44:48,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:48,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:48,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:49,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 93 states and 168 transitions. [2021-11-13 23:44:49,497 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 168 transitions. [2021-11-13 23:44:49,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:49,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:49,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:49,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:50,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:50,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 94 states and 172 transitions. [2021-11-13 23:44:50,543 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 172 transitions. [2021-11-13 23:44:50,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:50,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:50,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:51,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 95 states and 176 transitions. [2021-11-13 23:44:51,380 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 176 transitions. [2021-11-13 23:44:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:51,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:51,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:53,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 97 states and 179 transitions. [2021-11-13 23:44:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 179 transitions. [2021-11-13 23:44:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:53,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:53,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:53,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 98 states and 180 transitions. [2021-11-13 23:44:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 180 transitions. [2021-11-13 23:44:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:44:53,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:53,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:44:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 99 states and 183 transitions. [2021-11-13 23:44:54,323 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 183 transitions. [2021-11-13 23:44:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:44:54,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:54,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:44:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 100 states and 189 transitions. [2021-11-13 23:44:55,085 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 189 transitions. [2021-11-13 23:44:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:44:55,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:55,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:55,303 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:01,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:01,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 106 states and 213 transitions. [2021-11-13 23:45:01,144 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 213 transitions. [2021-11-13 23:45:01,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:01,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:01,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:01,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:03,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 109 states and 220 transitions. [2021-11-13 23:45:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 220 transitions. [2021-11-13 23:45:03,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:03,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:03,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:04,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:04,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 110 states and 222 transitions. [2021-11-13 23:45:04,349 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 222 transitions. [2021-11-13 23:45:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:04,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:04,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:04,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:05,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 112 states and 227 transitions. [2021-11-13 23:45:05,970 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 227 transitions. [2021-11-13 23:45:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:05,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:05,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:05,997 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 71 states and 90 transitions. [2021-11-13 23:45:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2021-11-13 23:45:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:06,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:06,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:06,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:07,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-13 23:45:07,731 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-13 23:45:07,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:07,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:07,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:07,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:08,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 69 states and 85 transitions. [2021-11-13 23:45:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2021-11-13 23:45:08,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:08,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:08,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:08,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:09,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 63 states and 77 transitions. [2021-11-13 23:45:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2021-11-13 23:45:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:45:09,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:09,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:09,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:10,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2021-11-13 23:45:10,444 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2021-11-13 23:45:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:10,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:10,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:17,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2021-11-13 23:45:17,724 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2021-11-13 23:45:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:17,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:17,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2021-11-13 23:45:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2021-11-13 23:45:27,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:27,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:27,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:27,935 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:30,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2021-11-13 23:45:30,948 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2021-11-13 23:45:30,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:30,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:30,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 69 states and 89 transitions. [2021-11-13 23:45:31,802 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 89 transitions. [2021-11-13 23:45:31,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:31,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:31,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:37,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2021-11-13 23:45:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2021-11-13 23:45:37,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:37,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:37,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:37,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 69 states and 89 transitions. [2021-11-13 23:45:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 89 transitions. [2021-11-13 23:45:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:38,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:38,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:38,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:39,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2021-11-13 23:45:39,549 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2021-11-13 23:45:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:39,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:39,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:39,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:42,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 62 states and 76 transitions. [2021-11-13 23:45:42,436 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2021-11-13 23:45:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:45:42,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:42,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:42,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:45:43,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2021-11-13 23:45:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2021-11-13 23:45:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:45:43,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:43,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:47,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2021-11-13 23:45:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2021-11-13 23:45:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:45:59,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:59,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:01,817 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:14,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2021-11-13 23:46:14,418 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2021-11-13 23:46:14,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:46:14,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:14,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 88 transitions. [2021-11-13 23:46:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2021-11-13 23:46:38,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:46:38,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:38,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 68 states and 87 transitions. [2021-11-13 23:46:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 87 transitions. [2021-11-13 23:46:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:46:40,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:40,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2021-11-13 23:46:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2021-11-13 23:46:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:46:43,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:43,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:45,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:45,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2021-11-13 23:46:45,596 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2021-11-13 23:46:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:46:45,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:45,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:46,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2021-11-13 23:46:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2021-11-13 23:46:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:46:50,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:50,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:50,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2021-11-13 23:46:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2021-11-13 23:46:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:46:52,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:52,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2021-11-13 23:47:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2021-11-13 23:47:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:47:14,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:14,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:47:14,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:14,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2021-11-13 23:47:14,270 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2021-11-13 23:47:14,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:47:14,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:14,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:14,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:16,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:16,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2021-11-13 23:47:16,660 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2021-11-13 23:47:16,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:47:16,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:16,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:23,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:23,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2021-11-13 23:47:23,845 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2021-11-13 23:47:23,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:47:23,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:23,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:24,501 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:26,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:26,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 63 states and 78 transitions. [2021-11-13 23:47:26,632 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2021-11-13 23:47:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:47:26,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:26,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2021-11-13 23:47:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2021-11-13 23:47:29,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:47:29,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:29,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 85 states and 114 transitions. [2021-11-13 23:48:16,720 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 114 transitions. [2021-11-13 23:48:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:48:16,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:16,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:17,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:19,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:19,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2021-11-13 23:48:19,826 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2021-11-13 23:48:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:48:19,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:19,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:20,802 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 87 states and 114 transitions. [2021-11-13 23:48:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 114 transitions. [2021-11-13 23:48:22,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:48:22,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:22,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2021-11-13 23:48:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-11-13 23:48:45,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:48:45,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:45,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:53,953 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:28,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:28,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 99 states and 136 transitions. [2021-11-13 23:49:28,179 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2021-11-13 23:49:28,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:49:28,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:28,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:38,195 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 107 states and 151 transitions. [2021-11-13 23:50:21,367 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2021-11-13 23:50:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:50:21,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,586 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 107 states and 150 transitions. [2021-11-13 23:50:24,440 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 150 transitions. [2021-11-13 23:50:24,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:50:24,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,693 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 146 transitions. [2021-11-13 23:50:27,957 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2021-11-13 23:50:27,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:50:27,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,884 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 113 states and 161 transitions. [2021-11-13 23:51:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions. [2021-11-13 23:51:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:51:20,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 113 states and 160 transitions. [2021-11-13 23:51:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 160 transitions. [2021-11-13 23:51:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:51:25,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:30,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 111 states and 157 transitions. [2021-11-13 23:51:30,920 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2021-11-13 23:51:30,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:51:30,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:51:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:39,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 78 states and 98 transitions. [2021-11-13 23:51:39,310 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2021-11-13 23:51:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:51:39,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:39,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 81 states and 102 transitions. [2021-11-13 23:52:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2021-11-13 23:52:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:52:53,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:53,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:15,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:15,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 84 states and 106 transitions. [2021-11-13 23:54:15,991 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 106 transitions. [2021-11-13 23:54:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:54:15,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:15,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:54,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:54,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2021-11-13 23:55:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2021-11-13 23:55:54,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:55:54,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:54,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat